# SmartZDOBD vs MCRC

The clearest difference is in-app purchases: SmartZDOBD at none against MCRC's 1. SmartZDOBD also leads on iOS requirement (12.0 vs 18.1). MCRC's advantage is update cadence (every 3 days vs every 2 weeks). On price, ads and device support there is nothing between them.

Both are free to download. MCRC sells 1 one-off in-app purchase. SmartZDOBD asks for nothing beyond the download.

SmartZDOBD ships an update every 2 weeks, MCRC every 3 days. The most recent releases landed on November 8, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | SmartZDOBD | MCRC |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Size | 38 MB | 3 MB |
| Requires iOS | **12.0** | 18.1 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [深圳市正德友邦科技有限公司](https://appshunter.io/developer/1691030696) | [雯 李](https://appshunter.io/developer/6803745624) |

## What reviewers say

### SmartZDOBD

[App page](https://appshunter.io/ios/app/smartzdobd/id6746559817)

**Features:** macOS Compatibility

**In-app purchases:** none


### MCRC

[App page](https://appshunter.io/ios/app/mcrc/id6803772232)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $4.99 | one-time |


## Frequently asked questions

### Is SmartZDOBD free?

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

### Is MCRC free?

MCRC is free to download, with in-app purchases available.

### Do SmartZDOBD or MCRC have ads?

Neither SmartZDOBD nor MCRC shows ads.

### Which is updated more often, SmartZDOBD or MCRC?

SmartZDOBD ships an update every 2 weeks, and MCRC every 3 days. Most recently, SmartZDOBD was updated on November 8, 2026 and MCRC on November 6, 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.*