# MiCellF vs Back to Safety

The clearest difference is in-app purchases: MiCellF at none against Back to Safety's 2. MiCellF also leads on iOS requirement (10.0 vs 15.0). Back to Safety's advantage is update cadence (every 11 days vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. Back to Safety sells 2 in-app purchases, starting at $7.99 per month. MiCellF asks for nothing beyond the download.

MiCellF ships an update monthly, Back to Safety every 11 days. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | MiCellF | Back to Safety |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 11 days** |
| Size | 22 MB | 196 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Arved Viehweger](https://appshunter.io/developer/1463190873) | [GGZ IJssel-Berkel B.V.](https://appshunter.io/developer/1896542281) |

## What reviewers say

### MiCellF

[App page](https://appshunter.io/ios/app/micellf/id1553976295)

**In-app purchases:** none


### Back to Safety

[App page](https://appshunter.io/ios/app/back-to-safety/id6768124703)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BTS Premium – Monthly | $7.99 | per month |
| BTS Premium Yearly | $49.99 | per year |


## Frequently asked questions

### Is MiCellF free?

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

### Is Back to Safety free?

Back to Safety is free to download, with in-app purchases available.

### Do MiCellF or Back to Safety have ads?

Neither MiCellF nor Back to Safety shows ads.

### Which is updated more often, MiCellF or Back to Safety?

MiCellF ships an update monthly, and Back to Safety every 11 days. Most recently, MiCellF was updated on October 25, 2026 and Back to Safety on October 28, 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.*