Comparison

Watchla for Tesla vs Testars Tool

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Watchla for Tesla

Control your Tesla directly from your Apple Watch with this app. It offers remote access, real-time vehicle data, and the ability to use your watch as a Bluetooth key, even offline. Customize commands and shortcuts for a seamless experience.

Highlights
  • Full Tesla control from Apple Watch
  • Use Apple Watch as Bluetooth Tesla Key
  • Offline vehicle control
  • Real-time vehicle data display
  • Perform vehicle commands
  • Apple Watch complications
  • Siri Shortcuts support
Features
Read full description

Watchla delivers full control of your Tesla to the convenience of your wrist. With a beautiful, clean & effective UI, Watchla is an Apple Watch app for Tesla that aims to replace your phone for most of your remote access needs with your Tesla. No more pulling your phone out of your pocket every time you want to check on your Tesla or tell it to do something. With Watchla all you have to do is raise your wrist to start interacting with your Tesla. Watchla, being a fully capable Tesla watch app, can: - Connect to your Tesla over Bluetooth - Enable your Apple Watch to become a Bluetooth Tesla Key for your Tesla - Control your Tesla while offline - Show you real-time data about your Tesla like charge state, climate state, door closures & more, even while offline - Perform vehicle commands While also supporting: - Apple Watch complications to keep you up to date with your Tesla right from your watch face - Siri Shortcuts (available on Apple Watch) - Custom command layouts - Remote start - Multiple Tesla vehicles - Remote door unlatch, for all doors (subject to vehicle compatibility) + much more! Watchla is also supported by a robust iOS companion app that you can use to easily configure the watch app and manage your Watchla experience, including: - customize watch app command layout - add & customize Siri Shortcuts - switch selected Tesla - manage preferences (including watch app preferences) - manage vehicle-interaction settings + much more & more to come! In addition, the Watchla team is always listening. Request a feature for Watchla here: https://watchla.app/feedback/#req-new-feature Disclaimer: Watchla is not owned or endorsed by Tesla Inc. Watchla utilizes Tesla’s Bluetooth protocol to safely & securely provide you with remote access to your Tesla from your Apple Watch. The Watchla Apple watch app is an independent watch app and (aside from initially adding your vehicles) doesn't need its iOS companion app to perform normally. Bluetooth functionality, including Watch Key, will continue to work without internet. Using Bluetooth and Tesla Key functionality is subject to vehicle compatibility. TLDR; yes, you can use a Wi-Fi only Apple Watch to control your Tesla without your phone nearby if your Tesla is included in the list below :) Tesla vehicles compatible with Bluetooth & Tesla Apple Watch Key support: - Model 3 - Model Ys - Cybertruck - Model S (year 2021 or newer) - Model X (year 2021 or newer) Download Watchla, the ultimate Tesla watch app and experience total control over your Tesla, from the convenience of your wrist. Made in Colorado

About

Testars Tool

Enhance your Tesla experience by adding customizable physical buttons to control original vehicle functions. Enjoy a 3D dashboard with real-time CAN data and access a vast library of quick commands. Supports multiple vehicle models and offers OTA hardware upgrades.

Highlights
  • Add physical buttons for Tesla functions
  • Customizable original vehicle controls
  • Model S/X style 3D dashboard
  • Real-time CAN data, no delay
  • Support for multiple vehicle models
  • Extensive quick command library
  • OTA hardware upgrades via Bluetooth
Features
Read full description

【Feature Introduction】 1.Add physical buttons to Tesla, with extensive customization of original vehicle functions. 2.Pay tribute to the Model S/X style 3D dashboard, with original CAN data and no delay. 3.Support for multiple vehicle model replacements. 4.Massive and extremely useful quick commands, richer than the original factory app. 5.Support for app OTA hardware upgrades to the commander via Bluetooth, enabling one-click updates for the latest features. 【Contact Information】 Email: 191389703@qq.com WeChat: Harry_39

Screenshots

Watchla for Tesla4 screens
Testars Tool4 screens

Verdict

The call

The clearest difference is rating: Watchla for Tesla at 4.1 against Testars Tool's 1.0. Watchla for Tesla also leads on review sentiment (34% vs 0%) and ratings volume (1.6K vs 2). Testars Tool's advantage is in-app purchases (none vs 3) and iOS requirement (12.0 vs 16.0). On price, update cadence, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Watchla for Tesla sells 3 in-app purchases, starting at $0.99 per 7 days. Testars Tool asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Watchla for Tesla holds the better App Store score, 4.1 against 1.0. That said, the two scores are not equally well evidenced: Watchla for Tesla has 1.6K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 34% of Watchla for Tesla's written reviews are positive against 0% of Testars Tool's.

UpkeepUpdate frequency

Watchla for Tesla ships an update every 9 days, Testars Tool weekly. The most recent releases landed on September 22, 2026 and September 11, 2026 respectively.

Scorecard6 real differences · 4 level
Watchla for Tesla versus Testars Tool: the parameters behind the verdict, then further details
ParameterWatchla for TeslaTestars Tool
PriceFreeFree
Rating4.1 (1.6K ratings) — better1.0 (2 ratings)
Positive reviews33.8% of reviews — better0.0% of reviews
Number of ratings1.6K — better2
Update frequencyEvery 9 daysWeekly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, Apple WatchiPhone, iPad, iPod — better
Requires iOS16.012.0 — better
Further details — not scored
Size216 MB115 MB
Age rating4+17+
DeveloperVillegas Ventures LLCShenzhen Niubaite Information Technology Company Limited

Customer experience

Watchla for Tesla

All ratings1,559 ratings
Positive75.3%
Neutral4.8%
Negative19.9%
Written reviews462 reviews
Positive33.8%
Neutral6.9%
Negative59.3%

Testars Tool

All ratings2 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

Watchla for Tesla

Reported bugs

5 issues
  • App crashes after recent Tesla API updates
  • Watch app disappearing from device
  • Charge status and mileage not updating correctly
  • Inability to re-authenticate after token expiration
  • Incompatibility with certain Tesla models

Requested features

5 requests
  • Ability to switch between multiple vehicles
  • More customization options for watch complications
  • Improved Siri integration and voice command support
  • Faster Bluetooth connection and response times
  • Better error handling and feedback

Testars Tool

Not enough reviews yet to summarise bugs or requests.

In-app purchases

3 purchases

Watchla for Tesla

Subscriptions3
  • Watchla Pro - Weekly Sub.3 Days trial$0.997 Days
  • Watchla Pro - Monthly Sub.3 Days trial$1.991 Month
  • Watchla Pro - Annual Sub.3 Days trial$17.991 Year
None

Testars Tool

No in-app purchases

Questions

Is Watchla for Tesla free?
Watchla for Tesla is free to download, with in-app purchases available.
Is Testars Tool free?
Testars Tool is free to download, with no in-app purchases.
Which has better reviews, Watchla for Tesla or Testars Tool?
Watchla for Tesla is rated higher. Watchla for Tesla averages 4.1 out of 5 from 1.6K ratings, while Testars Tool averages 1.0 from 2 ratings.
Do Watchla for Tesla or Testars Tool have ads?
Neither Watchla for Tesla nor Testars Tool shows ads.
Which is updated more often, Watchla for Tesla or Testars Tool?
Watchla for Tesla ships an update every 9 days, and Testars Tool weekly. Most recently, Watchla for Tesla was updated on September 22, 2026 and Testars Tool on September 11, 2026.

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