# AIRDAT VISA vs ISS

The clearest difference is device support: AIRDAT VISA at 3 against ISS's —. ISS's advantage is iOS requirement (13.3 vs 15.1). On price 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.

## The numbers

| Metric | AIRDAT VISA | ISS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 2 months | — |
| Size | 56 MB | 32 MB |
| Requires iOS | 15.1 | **13.3** |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 17+ |
| Developer | [AIRDAT Ltd](https://appshunter.io/developer/1220493779) | [Integrated Steel Solutions Pty Ltd](https://appshunter.io/developer/1475069206) |

## What reviewers say

### AIRDAT VISA

[App page](https://appshunter.io/ios/app/airdat-visa/id1220493780)

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

**In-app purchases:** none


### ISS

[App page](https://appshunter.io/ios/app/iss-web/id6469806844)

**In-app purchases:** none


## Frequently asked questions

### Is AIRDAT VISA free?

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

### Is ISS free?

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

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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.*