# Air vs HiddenLine

The clearest difference is iOS requirement: Air at 14.0 against HiddenLine's 26.0. On price, ads, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | Air | HiddenLine |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Size | 15 MB | 8 MB |
| Requires iOS | **14.0** | 26.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [NUMUS LIMITED](https://appshunter.io/developer/1727533502) | [dheeraj neelam](https://appshunter.io/developer/1329812138) |

## What reviewers say

### Air

[App page](https://appshunter.io/ios/app/air-alert/id6476664814)

**In-app purchases:** none


### HiddenLine

[App page](https://appshunter.io/ios/app/hiddenline/id6758023464)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Air free?

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

### Is HiddenLine free?

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

### Do Air or HiddenLine have ads?

Neither Air nor HiddenLine shows ads.

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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.*