# CypherAir vs DocProtect

The clearest difference is update cadence: DocProtect at daily against CypherAir's every 2 days. DocProtect also leads on iOS requirement (17.0 vs 26.5). CypherAir's advantage is device support (4 vs 2). 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.

CypherAir ships an update every 2 days, DocProtect daily. The most recent releases landed on October 2, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | CypherAir | DocProtect |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 days | **Daily** |
| Size | 79 MB | 5 MB |
| Requires iOS | 26.5 | **17.0** |
| Devices | **iPhone, iPad, Mac, Vision Pro** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [康 陈](https://appshunter.io/developer/1862348574) | [Color Vivo Internet, SL](https://appshunter.io/developer/1877599907) |

## What reviewers say

### CypherAir

[App page](https://appshunter.io/ios/app/cypherair/id6760628384)

**In-app purchases:** none


### DocProtect

[App page](https://appshunter.io/ios/app/docprotect/id6769260230)

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

**In-app purchases:** none


## Frequently asked questions

### Is CypherAir free?

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

### Is DocProtect free?

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

### Do CypherAir or DocProtect have ads?

Neither CypherAir nor DocProtect shows ads.

### Which is updated more often, CypherAir or DocProtect?

CypherAir ships an update every 2 days, and DocProtect daily. Most recently, CypherAir was updated on October 2, 2026 and DocProtect on October 10, 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.*