# 真賀唱 vs aipetrix

The clearest difference is iOS requirement: 真賀唱 at 12.0 against aipetrix's 14.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

真賀唱 ships an update every 3 weeks, aipetrix fortnightly. The most recent releases landed on October 11, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 真賀唱 | aipetrix |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Size | 50 MB | 137 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bohuang Zheng](https://appshunter.io/developer/1545291320) | [SanKeXiaoCao(ShenZhen)IOT Technology Company Limited](https://appshunter.io/developer/1550220407) |

## What reviewers say

### 真賀唱

[App page](https://appshunter.io/ios/app/id1545291318)

**Features:** macOS Compatibility

**In-app purchases:** none


### aipetrix

[App page](https://appshunter.io/ios/app/aipetrix/id6772852904)

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

**In-app purchases:** none


## Frequently asked questions

### Is 真賀唱 free?

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

### Is aipetrix free?

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

### Do 真賀唱 or aipetrix have ads?

Neither 真賀唱 nor aipetrix shows ads.

### Which is updated more often, 真賀唱 or aipetrix?

真賀唱 ships an update every 3 weeks, and aipetrix fortnightly. Most recently, 真賀唱 was updated on October 11, 2026 and aipetrix on October 25, 2026.

---

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