# BAS2 RRC vs Hongtool

The clearest difference is update cadence: Hongtool at every 11 months against BAS2 RRC's every 47 months. On price, ads, in-app purchases and device support there is nothing between them.

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

BAS2 RRC ships an update every 47 months, Hongtool every 11 months. The most recent releases landed on October 7, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | BAS2 RRC | Hongtool |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 47 months | **Every 11 months** |
| Monetization | Free | — |
| Size | 25 MB | 154 MB |
| Requires iOS | 9.0 | 9.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bell Auto Services Ltd](https://appshunter.io/developer/791753350) | [海淑 金](https://appshunter.io/developer/1733572260) |

## What reviewers say

### BAS2 RRC

[App page](https://appshunter.io/ios/app/bas2-rrc/id994176921)

Control an engine diagnostic tool for CAN-based cars. Read and clear fault codes, view live engine data graphically or numerically, and perform ECU service tests. Access ECU information and more through your iPhone or iPad.

**Highlights:** Fault code reading and clearing, Engine live data (numerical/graphical), ECU service tests, ECU information, Bluetooth Smart control

**Features:** macOS Compatibility

**In-app purchases:** none


### Hongtool

[App page](https://appshunter.io/ios/app/hongtool/id6497873827)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BAS2 RRC free?

BAS2 RRC is free to download, with no in-app purchases.

### Is Hongtool free?

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

### Do BAS2 RRC or Hongtool have ads?

Neither BAS2 RRC nor Hongtool shows ads.

### Which is updated more often, BAS2 RRC or Hongtool?

BAS2 RRC ships an update every 47 months, and Hongtool every 11 months. Most recently, BAS2 RRC was updated on October 7, 2026 and Hongtool on October 18, 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.*