# filterFairy vs DuaCam

The clearest difference is update cadence: DuaCam at monthly against filterFairy's every 8 months. filterFairy's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 17.0). 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.

filterFairy ships an update every 8 months, DuaCam monthly. The most recent releases landed on October 20, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | filterFairy | DuaCam |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Monthly** |
| Size | 12 MB | 6 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [JHEN-HUA CHEN](https://appshunter.io/developer/923852475) | [Lite Guo](https://appshunter.io/developer/1848261172) |

## What reviewers say

### filterFairy

[App page](https://appshunter.io/ios/app/filterfairy/id1378078612)

**Features:** macOS Compatibility

**In-app purchases:** none


### DuaCam

[App page](https://appshunter.io/ios/app/duacam/id6760931256)

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

**In-app purchases:** none


## Frequently asked questions

### Is filterFairy free?

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

### Is DuaCam free?

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

### Do filterFairy or DuaCam have ads?

Neither filterFairy nor DuaCam shows ads.

### Which is updated more often, filterFairy or DuaCam?

filterFairy ships an update every 8 months, and DuaCam monthly. Most recently, filterFairy was updated on October 20, 2026 and DuaCam on September 29, 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.*