# SkyData vs A1 Data Sub

The clearest difference is iOS requirement: A1 Data Sub at 12.0 against SkyData's 15.0. 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 | SkyData | A1 Data Sub |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | — |
| Size | 19 MB | 72 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Argility](https://appshunter.io/developer/1086669414) | [Pheebz-Dev Technology](https://appshunter.io/developer/1711099481) |

## What reviewers say

### SkyData

[App page](https://appshunter.io/ios/app/skydata/id1433957828)

**Features:** macOS Compatibility

**In-app purchases:** none


### A1 Data Sub

[App page](https://appshunter.io/ios/app/a1-data-sub/id6781247288)

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

**In-app purchases:** none


## Frequently asked questions

### Is SkyData free?

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

### Is A1 Data Sub free?

A1 Data Sub is free to download, with no in-app purchases.

### Do SkyData or A1 Data Sub have ads?

Neither SkyData nor A1 Data Sub 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.*