# TslaMirror vs Testars Tool

The clearest difference is rating: TslaMirror at 3.7 against Testars Tool's 1.0. TslaMirror also leads on review sentiment (23% vs 0%) and ratings volume (27 vs 2). Testars Tool's advantage is in-app purchases (none vs 2) and iOS requirement (12.0 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. TslaMirror sells 2 in-app purchases, starting at $0.99 per month. Testars Tool asks for nothing beyond the download.

TslaMirror holds the better App Store score, 3.7 against 1.0. That said, the two scores are not equally well evidenced: TslaMirror has 27 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 23% of TslaMirror's written reviews are positive against 0% of Testars Tool's.

TslaMirror ships an update every 3 days, Testars Tool weekly. The most recent releases landed on September 29, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | TslaMirror | Testars Tool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (27 ratings)](https://appshunter.io/ios/app/tslamirror/id1542447409/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/testars-tool/id6504078266/reviews) |
| Number of ratings | **27** | 2 |
| Positive reviews | **23.1% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Weekly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 19 MB | 115 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Wuhan TrustComputing IT Co., Ltd.](https://appshunter.io/developer/370363169) | [Shenzhen Niubaite Information Technology Company Limited](https://appshunter.io/developer/1625817561) |

## What reviewers say

### TslaMirror

[App page](https://appshunter.io/ios/app/tslamirror/id1542447409)

Mirror your iPhone apps to your Tesla's built-in browser. Enjoy your favorite apps on the big screen while driving, with support for lossless audio and various mirroring modes. Requires a Tesla with specific hardware and an iPhone personal hotspot.

**Highlights:** Mirror iPhone apps to Tesla browser, Uses iPhone Personal Hotspot, Lossless audio playback support, H.264/H.265 mirroring options, Private screencast connection, No additional internet traffic used

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Auto Subscription | $0.99 | per month |
| Lifetime Access | $5.99 | one-time |

**What reviewers like**

- ✅ Works smoothly on newer Tesla models with proper setup
- 🚀 Fast streaming with minimal latency on compatible devices
- 💰 Affordable one-time purchase price
- 📱 Simple connection process when instructions are followed correctly
- 🎯 Excellent for navigation apps like Waze

**What reviewers complain about**

- 🐛 Frequent freezing and crashes during operation
- ⏱️ Severe lag and delayed response times
- 🚫 Does not work while driving (only in park mode)
- 📺 Blank screen when playing streaming videos
- 🔒 Requires VPN access raising privacy concerns

**Reported bugs**

- App crashes when playing videos from streaming platforms
- Screen freezes when entering Drive mode
- VPN remains active after app closure, interfering with cellular data
- Full-screen button causes stream to freeze
- Browser closes when Tesla shifts to Reverse then Drive

**Requested features**

- Touchscreen control support on Tesla display
- Support for major streaming services (Netflix, Hulu, Disney+)
- Full-screen video playback capability
- Local Wi-Fi network support (non-hotspot)
- Audio streaming alongside video


### 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 TslaMirror free?

TslaMirror 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, TslaMirror or Testars Tool?

TslaMirror is rated higher. TslaMirror averages 3.7 out of 5 from 27 ratings, while Testars Tool averages 1.0 from 2 ratings.

### Do TslaMirror or Testars Tool have ads?

Neither TslaMirror nor Testars Tool shows ads.

### Which is updated more often, TslaMirror or Testars Tool?

TslaMirror ships an update every 3 days, and Testars Tool weekly. Most recently, TslaMirror was updated on September 29, 2026 and Testars Tool on September 11, 2026.

---

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