# Watchla for Tesla vs Testars Tool

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.

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.

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.

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.

## The numbers

| Metric | Watchla for Tesla | Testars Tool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (1.6K ratings)](https://appshunter.io/ios/app/watchla-for-tesla/id1546599747/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/testars-tool/id6504078266/reviews) |
| Number of ratings | **1.6K** | 2 |
| Positive reviews | **33.8% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 9 days | **Weekly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 216 MB | 115 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Villegas Ventures LLC](https://appshunter.io/developer/1082275065) | [Shenzhen Niubaite Information Technology Company Limited](https://appshunter.io/developer/1625817561) |

## What reviewers say

### Watchla for Tesla

[App page](https://appshunter.io/ios/app/watchla-for-tesla/id1546599747)

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:** Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Watchla Pro - Weekly Sub. | $0.99 | per 7 days |
| Watchla Pro - Monthly Sub. | $1.99 | per month |
| Watchla Pro - Annual Sub. | $17.99 | per year |

**What reviewers like**

- 🚀 Seamless Bluetooth integration
- 👍 Intuitive watch interface
- 🔒 Secure authentication process
- 💡 Useful watch complications
- 🚀 Responsive app performance

**What reviewers complain about**

- 🐛 Frequent connection issues
- 🔋 Battery drain concerns
- 🐛 Inconsistent functionality
- 🐛 Unreliable Siri commands
- 🐛 Buggy after updates

**Reported bugs**

- 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**

- 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

[App page](https://appshunter.io/ios/app/testars-tool/id6504078266)

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:** macOS Compatibility

**In-app purchases:** none


## Frequently asked 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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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*