Report updated Apr 3, 2026

What Is Thermo Watch for Nest & Ecobee?

Thermo Watch is a specialized third-party utility that provides high-performance Apple Watch and Siri integration for Nest and Ecobee thermostats. It targets smart home power users who prioritize privacy and native hardware control (like the Digital Crown) over the broader but often slower official apps. Currently, it maintains a strong niche position as a top-40 paid lifestyle app, though it faces challenges from recent performance regressions.

What users think iIndependent intel reports to help builders create better apps or enhance existing ones. Still in beta, accuracy and relevancy get better every day. For informational purposes only.

Frustrated
Remote Temperature Control
Performance Lag and Connectivity... Show more

What does it look like?

What are the key features?

Apple Watch Native ControlDifferentiator

Full thermostat control directly from the watch face using the Digital Crown or swipe gestures, including LTE support.

Siri Voice ShortcutsDifferentiator

Customizable voice commands for Nest thermostats across iPhone, Watch, iPad, and HomePod.

GeofencingStandard

Automated Home/Away state switching based on user location.

What do users think? iIndependent intel reports to help builders create better apps or enhance existing ones. Still in beta, accuracy and relevancy get better every day. For informational purposes only.

Frustrated

Recent user voice shows a frustrated sentiment. Users appreciate remote temperature control, but report performance lag and connectivity.

What Users Love

Remote Temperature Control

Living remotely from my Ecobee Thermostat I can scan the functionality of my heating system anywhere

Pain Points

Performance Lag and Connectivity

significant lag; the app often doesn't keep the changed you make

The app is slow and takes about 30 seconds for it to show accurate temperatures.

High confidence · 39.8K reviews available

How is it ranked?

ChartRankChange
Paid#375
No ranking data for this selection.

What are the pros and cons?

Pros

  • Native Apple Watch hardware integration (Digital Crown)
  • Privacy-first (no data collection)
  • Siri Shortcuts support across all Apple devices
  • Independent LTE Watch support

Cons

  • Significant performance lag in recent versions
  • Removal of historical data reporting features
  • Poor Android synchronization and stability
  • Limited temperature presets (max 3)

What is the market outlook?

Growth Opportunities

  • Capture users frustrated by official app bloat
  • Expand into Matter-compatible thermostat control
  • Re-introduce advanced data visualization/reporting

Market Threats

  • Official apps improving their Watch complications
  • Declining sentiment impacting App Store rankings
  • Open-source alternatives gaining user-friendliness

Who competes with Thermo Watch for Nest & Ecobee?

Contenders

Nest

Nest

Nest Labs

Directly mirrors the core value proposition of providing a dedicated Apple Watch interface and complications for Nest thermostats.

+

Directly mirrors the core value proposition of providing a dedicated Apple Watch interface and complications for Nest thermostats.

ecobee

ecobee

ecobee Ltd.

The official app for Ecobee users, providing native support and HomeKit integration that competes for the same user base.

+

The official app for Ecobee users, providing native support and HomeKit integration that competes for the same user base.

Home+ 6

Home+ 6

Matthias Hochgatterer

A premium third-party HomeKit controller that offers advanced Apple Watch complications and a more refined UI than official apps.

+

A premium third-party HomeKit controller that offers advanced Apple Watch complications and a more refined UI than official apps.

Peers

IFTTT - Automate work and home

IFTTT - Automate work and home

4.6 (59K)

IFTTT

Used by smart home enthusiasts to create custom voice and location-based triggers for thermostats.

+

Used by smart home enthusiasts to create custom voice and location-based triggers for thermostats.

Shortcuts

Shortcuts

4.6 (41K)

Apple

Enables advanced Siri Shortcut workflows and notifications that overlap with the automation needs of Thermo Watch users.

+

Enables advanced Siri Shortcut workflows and notifications that overlap with the automation needs of Thermo Watch users.

HomePass for HomeKit & Matter

HomePass for HomeKit & Matter

4.2 (275)

Pearce Media Limited

Specializes in iOS home screen widgets for smart home control, a key feature of Thermo Watch.

+

Specializes in iOS home screen widgets for smart home control, a key feature of Thermo Watch.

New Kids on the Block

Signals for HomeKit

Signals for HomeKit

4.0 (138)

CoreBits LLC

An innovative app that uses smart lights for feedback, representing a new wave of smart home interaction utilities.

+

An innovative app that uses smart lights for feedback, representing a new wave of smart home interaction utilities.

Wallflower for HomeKit

Wallflower for HomeKit

3.7 (33)

nxtbgthng GmbH

A newer dashboard-focused app designed for wall-mounted iPad control of HomeKit devices.

+

A newer dashboard-focused app designed for wall-mounted iPad control of HomeKit devices.

What are the key takeaways?

Thermo Watch for Nest & Ecobee is a frustrating lifestyle app that is a paid app. With a 4.2/5 rating from 39.8K reviews, it frustrates many users from users. Users particularly appreciate remote temperature control, though performance lag and connectivity remains a common concern.

Best for: Smart home users who prioritize privacy and want a highly responsive, minimalist interface for controlling their Nest or Ecobee thermostats from their Apple devices.

How much does it cost?

Model: paid

Tiers:
$2.99 one-time purchaseOptional in-app tips

The developer uses a transparent, privacy-focused one-time payment model, which appeals to users wary of subscriptions and data harvesting.

iOS Version

15.9

Android Version

VARY

Release Date

Sep 29, 2014

iOS Price

$2.99

Android Price

Free

Independent intel to help builders create better apps.

No publisher influence. No third-party bias. Built with objectivity in mind to serve the builder community. Reports are continuously improved and refined. For informational purposes only.

Hope this helps & keep building! · Found an error?

Cite this report

Marlvel.ai. “Thermo Watch for Nest & Ecobee Intelligence Report.” Updated Apr 3, 2026. https://marlvel.ai/intel-report/lifestyle/com-thermowatch-thermowatch

Agent Markdown (.md)·

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