# AOSZ DATA vs Voltie

The clearest difference is update cadence: Voltie at every 3 weeks against AOSZ DATA's every 10 months. AOSZ DATA's advantage is iOS requirement (12.4 vs 17.0). 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.

AOSZ DATA ships an update every 10 months, Voltie every 3 weeks. Both last shipped on October 16, 2026.

## The numbers

| Metric | AOSZ DATA | Voltie |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 3 weeks** |
| Size | 29 MB | 48 MB |
| Requires iOS | **12.4** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Autistak Orszagos Szovetsege](https://appshunter.io/developer/1494308902) | [Voltie Kft.](https://appshunter.io/developer/1690550740) |

## What reviewers say

### AOSZ DATA

[App page](https://appshunter.io/ios/app/aosz-data/id1494308903)

**Features:** macOS Compatibility

**In-app purchases:** none


### Voltie

[App page](https://appshunter.io/ios/app/voltie/id6449769010)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is AOSZ DATA free?

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

### Is Voltie free?

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

### Do AOSZ DATA or Voltie have ads?

Neither AOSZ DATA nor Voltie shows ads.

### Which is updated more often, AOSZ DATA or Voltie?

AOSZ DATA ships an update every 10 months, and Voltie every 3 weeks. Most recently, AOSZ DATA was updated on October 16, 2026 and Voltie on October 16, 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.*