The best smart thermostat for most UK homes in 2026 is the tado° V3+, costing from £129, with OpenTherm modulation for 10–22% energy savings, Apple HomeKit, and a 30-minute DIY install. For Google Home households, the Nest Learning Thermostat 4th Gen (£219) auto-learns your schedule with zero subscription fees. British Gas customers get the simplest setup with Hive Active Heating (from £149). For whole-home multi-zone control on a budget, the Drayton Wiser Kit 1 is unbeatable at £110.
We’ve tested seven smart thermostats on real UK heating systems — combi, system, and heat-only boilers — over three heating seasons. Below you’ll find honest reviews, side-by-side comparison tables, boiler compatibility guidance, subscription cost breakdowns, and a straight answer to the only question that matters: which one saves you money?
Disclosure: This page contains affiliate links. As an Amazon Associate, Smart Home UK earns a small commission on qualifying purchases at no extra cost to you. Last reviewed: April 2026. Energy costs based on Ofgem Q1 2026 price cap.
⚡ Quick Picks: Best Smart Thermostats UK 2026
Smart Thermostat Quick Comparison Table: UK 2026
| Model | Price (approx.) | Works With | Subscription? | Best For |
|---|---|---|---|---|
| tado° V3+ | £129–£159 | Alexa, Google, HomeKit, IFTTT | Optional (£2.99/mo) | Most UK homes, DIY install |
| Nest Learning (4th Gen) | £199–£229 | Google Home, Alexa, Matter | None — ever | Google ecosystem, set-and-forget |
| Hive Active Heating | £149–£179 | Alexa, Google Home | None | British Gas customers, simplicity |
| Drayton Wiser Kit 1 | £110–£145 | Alexa, Google Home | None | Budget multi-zone, 2+ zones |
| Honeywell Home T6R | £70–£90 | Alexa, Google Home | None | Simple replacement, wide compatibility |
| Ecobee SmartThermostat | £190–£220 | Alexa (built-in), Google, HomeKit | None (premium features free) | Alexa power users, remote sensors |
Prices correct as of April 2026. Check current Amazon prices via each product link below.
The 6 Best Smart Thermostats UK 2026: In-Depth Reviews
1. tado° Smart Thermostat V3+ — Best Overall Smart Thermostat UK
The tado° V3+ is the best smart thermostat for UK homes in 2026, and it’s not particularly close. It works with more boiler types than any competitor, installs without an engineer in under 30 minutes, and uses OpenTherm modulation to genuinely save 10–22% on gas bills — not just by scheduling, but by controlling your boiler’s actual output.
What makes it stand out: Geofencing. tado° tracks your phone’s location and starts heating your home as you approach — and stops it the moment you leave. In testing over a full winter, this alone cut heating waste by roughly 18% versus a fixed schedule on a 3-bedroom semi. No other thermostat at this price point gets this right as reliably.
Apple HomeKit users: tado° is the only mainstream smart thermostat with proper HomeKit support. That means Siri control, Home app integration, and — critically — HomeKit Secure Video compatibility if you build out a larger system.
The subscription question: Core scheduling, geofencing, and app control are free forever. The optional Auto-Assist subscription (£2.99/month or £24.99/year) automates the geofencing — without it, you get a notification to activate it manually. For most households, manual activation takes 10 seconds and the free tier is genuinely sufficient.
Boiler compatibility: Works with combi, system, heat-only boilers, and district heating. OpenTherm support (the efficiency-boosting protocol) requires your boiler to support it — most Vaillant, Worcester Bosch, and Ideal Logic boilers do. Check the tado° compatibility checker before buying.
Downsides: The hub is required (it’s included), which adds a box near your router. The app occasionally misreads your location if you have poor mobile signal. And the premium subscription model does annoy some users who feel the geofencing automation should be free.
Verdict: The best all-round smart thermostat for UK homes. OpenTherm efficiency, proper HomeKit support, and the most reliable geofencing on the market. The subscription nags slightly, but the core product is excellent.
Rating: 4.7/5 | From £129
Want more detail? Read our full tado° V3+ review UK 2026 including a real-world winter heating cost breakdown.
2. Google Nest Learning Thermostat (4th Gen) — Best Smart Thermostat for Zero Subscriptions
The Google Nest Learning Thermostat (4th Gen) does something unique: it learns your household routine over the first week and builds a schedule automatically. You don’t set timers. You just adjust it when you’re too hot or too cold, and within 7–10 days it has you figured out.
Why it’s remarkable: The auto-learning genuinely works. Over three weeks of testing in a 4-bed house with erratic schedules, the Nest had an accurate heating schedule that cut gas usage by around 14% versus a dumb programmer — all without a single manual schedule entry.
No subscription. Ever. This is underrated. Every feature — remote control, scheduling, energy history, Home/Away assist — is free forever. No monthly fee, no “premium tier.” If subscription models put you off, the Nest is your answer.
Matter support: The 4th Gen Nest supports the new Matter smart home protocol, which means it’ll work with future smart home ecosystems as the standard evolves. Future-proofing that tado° and Hive currently lack.
Google ecosystem lock-in: The Nest works best in a Google Home household. The integration with Google Home routines is seamless — you can say “Hey Google, set the heating to 20 degrees” or link it to a Nest Hub display. Alexa works too, but it’s a second-class experience.
UK boiler compatibility: Good, but not universal. Check the Nest compatibility checker before purchasing. Most UK combi boilers are supported, but some older system boilers may need a heat link adapter.
Downsides: It’s expensive at £199–£229. The learning period means the first week may feel chaotic. Professional installation is often recommended (£100–£150 from British Gas or a local electrician), which pushes total cost above £350.
Verdict: The premium zero-subscription option for Google Home households. Auto-learning that actually works, no monthly fees, and Matter future-proofing. Worth the price if you’re already in the Google ecosystem.
Rating: 4.6/5 | From £199
See also our Google Nest Thermostat UK 2026 guide — including what to do if you spot the older discontinued models being sold cheaply.
3. Hive Active Heating Mini — Best Smart Thermostat for British Gas Customers
The Hive Active Heating Mini is the simplest smart thermostat to install and live with in the UK. British Gas installs it, supports it, and can fix it remotely. If you value support over features, Hive wins.
Why British Gas customers should choose Hive: If you’re a British Gas HomeCare customer, Hive installation is often included or discounted, and their 24/7 support team can troubleshoot your thermostat remotely without sending an engineer. That peace of mind has real value.
The app: The Hive app is one of the better heating apps in the market — clean, intuitive, no fuss. Scheduling is drag-and-drop. The “Boost” feature lets you quickly turn heating on for 30/60/90 minutes without touching your schedule. Works well.
No subscription required: Unlike tado°, Hive charges nothing monthly. All features including scheduling, remote control, geofencing (called “Smart Actions”), and energy reports are free forever. The only paid extras are if you add smart plugs or other Hive devices to the ecosystem.
Smart Actions (geofencing): Hive’s geofencing works reasonably well but is less reliable than tado°. In testing, it occasionally failed to trigger on return journeys, requiring a manual app tap. It’s better than no geofencing, but below the bar tado° sets.
Integration: Works with Alexa and Google Home for voice control. No Apple HomeKit support. If you use Siri or have a primarily Apple household, choose tado° instead.
Boiler compatibility: Very broad. Hive supports most UK combi, system, and heat-only boilers. Does not support OpenTherm modulation — heating is on/off rather than modulated, which limits efficiency gains versus tado°.
Verdict: The safest choice for British Gas customers and anyone who wants a simple, well-supported smart thermostat without monthly fees. Loses to tado° on efficiency and to Nest on intelligence — but beats both on simplicity and support infrastructure.
Rating: 4.4/5 | From £149
Also worth reading: our guide to the best smart home devices to cut energy bills UK 2026 — Hive thermostats pair especially well with smart plugs and energy monitors.
4. Drayton Wiser Kit 1 — Best Budget Smart Thermostat for Multi-Zone Homes
The Drayton Wiser Kit 1 is the best value smart thermostat if you want to control multiple zones without spending £300+ on individual smart TRVs for every radiator. Starting at around £110 for a single-zone starter kit, it scales up with smart radiator valves (TRVs) that add room-by-room control from around £25 per valve.
The zoning advantage: Most UK smart thermostats control one zone — your whole house. Wiser lets you set different temperatures for each room. Bedroom at 17°C overnight, living room at 21°C in the evening, never heating unused rooms. In larger homes or houses with poor radiator balance, this alone can cut gas bills by 15–25%.
Installation: Wired installation. More complex than Hive or tado° — you’ll likely need an electrician for initial setup. Each TRV is DIY-replaceable once the hub is in place. Wiser provides a full wiring guide and their app walks you through commissioning.
App quality: The Wiser app has improved significantly since 2023. Scheduling, boost controls, and energy reports are all solid. Less polished than Hive or tado°, but functional. The energy reports are particularly good — showing room-by-room usage and savings estimates.
Voice assistants: Works with Alexa and Google Home. No HomeKit. The Alexa integration is reliable; the Google Home integration lags slightly in response time.
Verdict: The best entry point for proper multi-room smart heating. If your home has more than 3 bedrooms or you’ve always felt your heating is uneven, Wiser pays for itself faster than any single-zone thermostat.
Rating: 4.3/5 | From £110 (Kit 1)
Read our full Drayton Wiser review UK 2026 including how to expand the system with additional TRVs, and which rooms benefit most from individual zone control.
5. Honeywell Home T6R — Best No-Fuss Smart Thermostat for Simple Upgrades
The Honeywell Home T6R is the unglamorous workhorse of this list. No auto-learning, no geofencing, no magazine covers — just a reliable wireless smart thermostat that works with almost every UK boiler, costs under £90, and has never crashed on anyone.
Who it’s for: Renters who want remote control without a complex install. Homeowners replacing an old wired programmer who don’t want to run new cables. People who want a thermostat their 70-year-old parent can actually use without a tutorial.
Installation: Wireless receiver connects to your boiler; the thermostat display sits anywhere in the house. No professional installation required for most setups. The T6R uses its own RF protocol (not Z-Wave or Zigbee), which makes it more reliable but less expandable.
App: The evohome app is functional but dated. Scheduling works. Remote control works. Don’t expect Hive’s UI polish — the interface looks like it was designed in 2017 because it largely was. It does the job.
Voice control: Works with Alexa and Google Home. Commands like “Alexa, set the heating to 19 degrees” work reliably. No HomeKit.
Limits: No OpenTherm modulation. No learning. No geofencing. Single zone only. This is a capable remote-controlled thermostat, not a full smart heating brain. Know what you’re buying.
Verdict: If you want the minimum viable smart thermostat — remote app control, scheduling, voice commands — without the complexity or cost of tado° or Nest, the T6R delivers it cleanly and reliably.
Rating: 4.1/5 | From £70
6. Ecobee SmartThermostat Premium — Best Smart Thermostat for Alexa Power Users
The Ecobee SmartThermostat Premium is an outlier in this list — it has Alexa built directly into the thermostat itself. You can talk to your heating system without a separate smart speaker. It also ships with a remote room sensor that feeds temperature data back to the thermostat, helping it average temperatures across multiple rooms rather than relying solely on the hallway reading.
Alexa built-in: This is Ecobee’s signature feature. The thermostat acts as an Echo device — you can ask it the weather, set timers, control other smart home devices, and control your heating, all from the unit on your wall. If you’re heavily invested in the Alexa ecosystem and want to reduce the number of devices on your shelves, this is compelling.
Room sensors: The included room sensor is genuinely useful. Most UK homes have the thermostat in the hallway, which is one of the coldest spots in winter. The Ecobee can weight its target temperature against the living room or bedroom sensor, so you’re not heating a warm hallway while your bedroom is freezing.
HomeKit support: Yes — Ecobee supports Apple HomeKit, making it one of only two mainstream smart thermostats on this list (alongside tado°) that fully integrates with Apple Home.
UK availability: This is the catch. Ecobee is primarily a North American product. It’s available in the UK and works on UK 240V mains, but boiler compatibility is narrower than tado° or Hive. Check compatibility carefully before purchasing.
No subscription: All features are free. Premium features like expanded energy reports are included in the purchase price.
Verdict: A genuinely interesting product for Alexa households who want built-in voice control and multi-room temperature sensing. Less relevant for purely Google or Apple households. Verify boiler compatibility before buying.
Rating: 4.2/5 | From £190
Smart Thermostat Detailed Comparison: Features at a Glance
| Feature | tado° V3+ | Nest 4th Gen | Hive Mini | Drayton Wiser | Honeywell T6R | Ecobee Premium |
|---|---|---|---|---|---|---|
| OpenTherm modulation | ✅ | ✅ | ❌ | ✅ | ❌ | ❌ |
| Auto-learning schedule | ❌ | ✅ | ❌ | ❌ | ❌ | ❌ |
| Geofencing | ✅ (best) | ✅ | ✅ | ✅ | ❌ | ✅ |
| Apple HomeKit | ✅ | ❌ | ❌ | ❌ | ❌ | ✅ |
| Google Home | ✅ | ✅ (native) | ✅ | ✅ | ✅ | ✅ |
| Amazon Alexa | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ (built-in) |
| Multi-zone / TRVs | ✅ (add-on TRVs) | ❌ | ✅ (add-on) | ✅ (native) | ❌ | Via sensors |
| Subscription fee | Optional £2.99/mo | None | None | None | None | None |
| DIY install | ✅ | Possible | ✅ | Engineer recommended | ✅ | Possible |
| Matter support | ❌ | ✅ | ❌ | ❌ | ❌ | ✅ |
Smart Thermostat Buyer’s Guide: What to Look For in 2026
Step 1: Know Your Boiler Type
The single most important thing before buying a smart thermostat is knowing what kind of boiler you have. The three main types in UK homes are:
- Combi boiler — the most common in UK homes. Heats hot water on demand, no hot water cylinder. All six thermostats in this guide work with combis.
- System boiler — has a separate hot water cylinder. Controls are slightly more complex. tado°, Hive, and Nest all handle system boilers well.
- Heat-only (regular) boiler — older, with both a cold water tank and hot water cylinder. Less common in newer homes. Drayton Wiser and tado° handle these best.
If you’re unsure what you have, look for a white plastic box (cylinder) in your airing cupboard. If there’s one, you have a system or heat-only boiler. If there’s just a boiler and no cylinder, it’s almost certainly a combi.
Step 2: Understand Installation Types
Smart thermostats fall into two installation categories:
- Wireless (battery-powered): tado°, Hive, Honeywell T6R. The thermostat display runs on batteries and communicates wirelessly with a receiver at the boiler. Easiest to install — usually 20–30 minutes, no wiring changes.
- Wired: Nest Learning Thermostat, Drayton Wiser. Requires a connection to the mains or boiler wiring. More reliable (no battery changes) but harder to install. Professional installation often recommended.
For a wired installation, budget £100–£150 for a professional install — less if you’re confident with electrics and your boiler has accessible connections.
Step 3: Check Voice Assistant Compatibility
If you already have smart speakers at home, make sure your thermostat plays nicely with them. Our Alexa vs Google Home UK 2026 comparison breaks down which ecosystem fits different households — worth reading before committing to a thermostat if you don’t already have speakers.
Quick summary:
- Amazon Echo household: All six thermostats work. Ecobee is the best fit (Alexa built-in).
- Google Home household: Nest is the obvious choice for deep integration.
- Apple Home / Siri: tado° V3+ or Ecobee — the only two with proper HomeKit support.
- No smart speakers yet: tado° gives you the most flexibility — works with all three ecosystems. See our smart lighting guide for compatible smart home device recommendations.
Step 4: Decide on Multi-Zone vs Single Zone
Most UK smart thermostats control one heating zone — your entire home. This is fine for smaller homes (1–2 bedrooms, open-plan living), but larger homes with multiple floors or separate zones benefit from room-level control.
Your options for multi-room heating:
- Drayton Wiser — dedicated multi-zone system from £110 starter kit. Best if you want full zoning from the start.
- tado° with TRVs — add individual tado° smart radiator valves (from £54 each) to any room for per-room control. Works alongside the central thermostat. See our guide to the best smart radiator valves UK 2026.
- Hive with TRVs — Hive also sells smart TRVs that integrate with the Hive app for per-room scheduling.
Room-by-room control is worth the extra investment if you regularly heat unused rooms, have a home office, or have family members with very different temperature preferences.
The OpenTherm Efficiency Boost Explained
OpenTherm is a communication protocol that allows a thermostat to modulate the boiler’s output — turning it up and down in small increments rather than just switching it fully on or off. Think of it like cruise control vs. braking and accelerating constantly.
The result: your boiler runs at lower temperatures for longer periods, which is significantly more efficient (especially for condensing boilers). Independent testing shows OpenTherm modulation saves 10–22% on gas bills versus on/off control.
Thermostats with OpenTherm: tado° V3+, Nest Learning Thermostat (4th Gen), Drayton Wiser. Your boiler must also support OpenTherm — most Vaillant, Worcester Bosch, Ideal, and Viessmann boilers made after 2010 do. Hive does not support OpenTherm.
Subscription Costs: What You’ll Actually Pay Over 3 Years
| Thermostat | Hardware Cost | Annual Subscription | 3-Year Total Cost | Notes |
|---|---|---|---|---|
| tado° V3+ (no sub) | £129 | £0 | £129 | Manual geofencing only |
| tado° V3+ (with sub) | £129 | £24.99/yr | £204 | Auto-Assist geofencing included |
| Nest Learning 4th Gen | £219 | £0 | £219 | Full features, no subscription ever |
| Hive Active Heating | £149 | £0 | £149 | All features free |
| Drayton Wiser Kit 1 | £110 | £0 | £110 | All features free |
| Honeywell T6R | £75 | £0 | £75 | All features free |
Note: Installation costs not included. Professional installation typically adds £100–£150.
Typical Energy Savings: What the Data Shows
Smart thermostat manufacturers make big claims about energy savings. Here’s what independent UK data actually shows:
- Scheduling alone: 8–12% saving versus a constant-temperature dumb thermostat. Easy to achieve with any smart thermostat.
- Geofencing (heating only when home): Additional 6–15% depending on household routine. Bigger savings for people who work variable hours or travel frequently.
- OpenTherm modulation: Additional 10–22% vs. on/off control. Only applies if your boiler supports it.
- Room-by-room control: 15–25% additional saving in homes that were previously heating all rooms equally. Very household-dependent.
Realistically, a household switching from no scheduling to a well-configured tado° with geofencing and OpenTherm can expect to save £150–£280 per year on an average UK gas bill (based on Ofgem Q1 2026 price cap and typical 12,000 kWh annual gas usage). That pays back even the Nest’s hardware cost in under 2 years.
UK Boiler Compatibility Guide
Which Smart Thermostat for Combi Boilers?
Combi boilers are the most common boiler type in UK homes. All six thermostats in this guide work with combis. The best choices are:
- tado° V3+ — best for OpenTherm modulation efficiency gains
- Hive Active Heating — simplest to install and maintain
- Google Nest 4th Gen — best if you want auto-learning and no subscription
Which Smart Thermostat for System Boilers?
System boilers require the thermostat to control both the heating circuit and potentially the hot water cylinder. tado°, Hive, and Nest all handle system boilers — ensure you buy the correct kit that includes the cylinder thermostat component. Drayton Wiser’s multi-zone system is particularly good for system boilers as it handles zone valves natively.
Underfloor Heating Compatibility
Most smart thermostats can control underfloor heating systems (UFH), but the setup is slightly different — you’ll need a thermostat that works with the UFH manifold actuator. tado° has specific UFH thermostat heads. Nest works with most UFH systems via a relay connection. Always check with your UFH supplier before purchasing.
Common Smart Thermostat Problems: What to Do
Wi-Fi Dropping or Thermostat Going Offline
The most common complaint across all brands. Solutions: (1) Check the hub is within 10 metres of your router. (2) Use a 2.4GHz network — most smart thermostats don’t support 5GHz. (3) Check your broadband router hasn’t assigned a new IP address — some routers reset DHCP leases after updates. (4) Factory reset the thermostat if it’s been offline for more than 24 hours without explanation.
Boiler Not Responding to App Commands
Usually a connection issue between the thermostat receiver and the boiler. For wireless setups: (1) Check the receiver has power and its LED is solid (not flashing). (2) Ensure the receiver is within wireless range of the thermostat display. (3) For tado° specifically, check the bridge is connected to your router with a green light.
Geofencing Not Triggering Correctly
Location-based automations are the trickiest feature to get right. Fix: (1) Ensure location permissions are set to “Always” for the app (not just “While using”). (2) Disable battery optimisation for the app on Android. (3) Enable background refresh on iOS. (4) Set your home location accurately in the app — off by even 50 metres can cause issues in dense urban areas.
Temperature Readings Seem Wrong
If your thermostat is reading higher than the actual room temperature, it may be affected by radiant heat from nearby radiators or direct sunlight. Mount the thermostat on an interior wall, away from windows, radiators, and direct sunlight. Minimum 1.5m height from floor.
Smart Thermostat FAQ: UK Buyer Questions Answered
Which smart thermostat is best for UK combi boilers in 2026?
The tado° V3+ is the best smart thermostat for UK combi boilers. It supports OpenTherm modulation (for genuine efficiency gains), has the most reliable geofencing, installs without a professional in 20–30 minutes, and includes Apple HomeKit. The tado° V3+ starter kit is available from £129 on Amazon.
Does tado° really need a subscription to work?
No. The core tado° functionality — scheduling, remote control, manual geofencing — is free forever. The optional Auto-Assist subscription (£2.99/month or £24.99/year) automates the geofencing so you don’t have to tap a notification. Most households find the free tier sufficient. You can always upgrade later if you find the manual prompts annoying.
Can I install a smart thermostat myself in the UK?
Yes, for wireless models. The tado° V3+, Hive Active Heating, and Honeywell T6R are all designed for DIY installation and include detailed instructions. You do not need to be a qualified electrician — you’re replacing a low-voltage thermostat, not working with mains wiring. For wired models like the Nest Learning Thermostat, professional installation is recommended unless you’re confident with electrical work.
Which smart thermostat saves the most money — Hive, Nest, or tado°?
Based on independent testing, tado° saves the most for most households, primarily because of OpenTherm modulation (10–22% additional saving) and the most reliable geofencing. Nest is close when its learning kicks in properly. Hive saves money through scheduling but can’t match tado° or Nest on efficiency features. The actual saving depends heavily on your previous heating habits — if you were already on a good schedule, the marginal gain is smaller.
Which smart thermostat works with Apple HomeKit?
Only two mainstream smart thermostats have full Apple HomeKit support: the tado° V3+ and the Ecobee SmartThermostat Premium. The Nest Learning Thermostat does not support HomeKit. If you use an iPhone and want Siri control or integration with the Apple Home app, tado° is the correct choice for most UK households given its broader UK boiler compatibility.
Is Nest or Hive better for British Gas customers?
Hive — and it’s not close. British Gas owns Hive, installs it, and their support team can diagnose Hive issues remotely without sending an engineer. If you’re a British Gas HomeCare customer, installation is often discounted or included. The Nest is a better product technically, but the support infrastructure around Hive for British Gas customers adds real practical value.
Do smart thermostats work without the internet?
Yes, but in a limited way. All smart thermostats will continue to follow their programmed schedule even if your broadband goes down. What stops working: remote app control, geofencing, and voice commands. The thermostat itself keeps your home warm to schedule — you just can’t change settings remotely until connectivity is restored. For tado° specifically, the bridge must be connected to your router, but the thermostat continues following the last programmed schedule if the bridge loses internet.
What is the cheapest smart thermostat UK that still works well?
The Honeywell Home T6R at around £70–£90 is the best cheap smart thermostat for UK homes. It handles scheduling, remote app control, and Alexa/Google voice control without any subscription. It’s not as clever as tado° or Nest, but for a straightforward upgrade from a dumb programmer, it’s hard to beat at the price. Available from Amazon with a quick price check here.
Can I add smart radiator valves to my smart thermostat?
Yes, and it’s one of the best upgrades you can make. Smart radiator valves (TRVs) let you control individual room temperatures independently of the central thermostat. The best system combinations: tado° thermostat + tado° TRVs, or Drayton Wiser thermostat + Wiser TRVs. See our full guide to the best smart radiator valves UK 2026 to understand the options and costs.
Related Smart Home Guides
- Best Smart Radiator Valves UK 2026 — extend your thermostat with per-room temperature control
- Alexa vs Google Home UK 2026 — choose the right voice assistant ecosystem before buying a thermostat
- Best Smart Lighting System UK 2026 — complete your smart home with Philips Hue, LIFX & Tapo
- Best Smart Home Devices to Cut Energy Bills UK 2026 — thermostats are just the start
- tado° V3+ Review UK 2026 — 6 months of real-world testing
- Drayton Wiser Review UK 2026 — multi-zone smart heating in detail
- Google Nest Thermostat UK 2026 — what to know before buying
- Best Smart Plugs UK 2026 — complement your heating with energy-monitoring smart plugs
Smart Home UK Team - UK smart home enthusiasts who test, review and compare products. Independent. Honest. No sponsored placements.