# ThinkCar pro vs BM500

The clearest difference is review sentiment: ThinkCar pro at 62% against BM500's 0%. ThinkCar pro also leads on rating (4.6 vs 3.0) and ratings volume (379 vs 2). BM500's advantage is update cadence (fortnightly vs every 5 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ThinkCar pro holds the better App Store score, 4.6 against 3.0. That said, the two scores are not equally well evidenced: ThinkCar pro has 379 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 62% of ThinkCar pro's written reviews are positive against 0% of BM500's.

ThinkCar pro ships an update every 5 months, BM500 fortnightly. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | ThinkCar pro | BM500 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (379 ratings)](https://appshunter.io/ios/app/thinkcar-pro/id1527398292/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/bm500/id1557463189/reviews) |
| Number of ratings | **379** | 2 |
| Positive reviews | **61.7% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 325 MB | 8 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [THINKCAR INC](https://appshunter.io/developer/1464847379) | [亮 侯](https://appshunter.io/developer/616725498) |

## What reviewers say

### ThinkCar pro

[App page](https://appshunter.io/ios/app/thinkcar-pro/id1527398292)

This app provides professional-level vehicle diagnostics, including reading and clearing fault codes, accessing data streams, and performing special functions. It supports a wide range of car manufacturers and offers features like automatic VIN reading and report generation. Connect with other users in the community for support.

**Highlights:** OE-level professional functions, Full OBD II diagnosis, Maintenance light reset, Support for 39+ manufacturers, Automatic VIN reading, Fault code interpretation, Diagnostic report generation, User community

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use interface
- 🔍 Effective diagnostic scanning capabilities
- 💰 Good value for price
- 🌍 Works with multiple car brands
- 📱 Convenient mobile app solution

**What reviewers complain about**

- 🐛 Frequent app crashes and bugs
- ❌ Poor customer support
- 🔒 Limited vehicle model support
- 💸 Hidden costs and subscription fees
- 📊 Single parameter graphing limitation

**Reported bugs**

- App crashes and resets unexpectedly
- TPMS functionality not working
- Password registration issues
- Slow app loading times
- Graphs not rendering in engine parameters

**Requested features**

- PDF export and sharing functionality
- Multiple parameters on single graph
- Data export for external analysis
- Support for LPG/LPI fuel vehicles
- Support for VAZ vehicles


### BM500

[App page](https://appshunter.io/ios/app/bm500/id1557463189)

This application connects to Bluetooth battery testers to perform comprehensive battery health checks. Users can easily test battery condition, cranking, and charging systems, with the ability to save and share professional results.

**Highlights:** Bluetooth connectivity to battery testers, Battery condition testing, Cranking system testing, Charging system testing, Save test data, Share professional results

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ThinkCar pro free?

ThinkCar pro is free to download, with no in-app purchases.

### Is BM500 free?

BM500 is free to download, with no in-app purchases.

### Which has better reviews, ThinkCar pro or BM500?

ThinkCar pro is rated higher. ThinkCar pro averages 4.6 out of 5 from 379 ratings, while BM500 averages 3.0 from 2 ratings.

### Do ThinkCar pro or BM500 have ads?

Neither ThinkCar pro nor BM500 shows ads.

### Which is updated more often, ThinkCar pro or BM500?

ThinkCar pro ships an update every 5 months, and BM500 fortnightly. Most recently, ThinkCar pro was updated on November 7, 2026 and BM500 on November 3, 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.*