# STC Zao Controller vs AI Image Revive

The clearest difference is update cadence: AI Image Revive at every 6 days against STC Zao Controller's every 5 months. STC Zao Controller's advantage is device support (3 vs 1) and iOS requirement (8.0 vs 18.6). On price, 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.

STC Zao Controller ships an update every 5 months, AI Image Revive every 6 days. The most recent releases landed on September 29, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | STC Zao Controller | AI Image Revive |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 6 days** |
| Size | 10 MB | 3 MB |
| Requires iOS | **8.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Soliton Systems K.K.](https://appshunter.io/developer/400872810) | [丹 李](https://appshunter.io/developer/1872845520) |

## What reviewers say

### STC Zao Controller

[App page](https://appshunter.io/ios/app/stc-zao-controller/id982143783)

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

**In-app purchases:** none


### AI Image Revive

[App page](https://appshunter.io/ios/app/ai-image-revive/id6772979402)

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

**In-app purchases:** none


## Frequently asked questions

### Is STC Zao Controller free?

STC Zao Controller is free to download, with no in-app purchases.

### Is AI Image Revive free?

AI Image Revive is free to download, with no in-app purchases.

### Do STC Zao Controller or AI Image Revive have ads?

Neither STC Zao Controller nor AI Image Revive shows ads.

### Which is updated more often, STC Zao Controller or AI Image Revive?

STC Zao Controller ships an update every 5 months, and AI Image Revive every 6 days. Most recently, STC Zao Controller was updated on September 29, 2026 and AI Image Revive on September 11, 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.*