# ATomicall vs Das Teilchenuniversum

The clearest difference is update cadence: Das Teilchenuniversum at every 8 days against ATomicall's every 3 weeks. 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.

ATomicall ships an update every 3 weeks, Das Teilchenuniversum every 8 days. The most recent releases landed on October 7, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | ATomicall | Das Teilchenuniversum |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 8 days** |
| Size | 128 MB | 460 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [In2Bit GbR](https://appshunter.io/developer/1605641792) | [EXCIT3D GmbH](https://appshunter.io/developer/1446464163) |

## What reviewers say

### ATomicall

[App page](https://appshunter.io/ios/app/atomicall/id1637400559)

**In-app purchases:** none


### Das Teilchenuniversum

[App page](https://appshunter.io/ios/app/das-teilchenuniversum/id6466301965)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ATomicall free?

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

### Is Das Teilchenuniversum free?

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

### Do ATomicall or Das Teilchenuniversum have ads?

Neither ATomicall nor Das Teilchenuniversum shows ads.

### Which is updated more often, ATomicall or Das Teilchenuniversum?

ATomicall ships an update every 3 weeks, and Das Teilchenuniversum every 8 days. Most recently, ATomicall was updated on October 7, 2026 and Das Teilchenuniversum on October 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*