# Abjad日本語 vs mySOS

The clearest difference is update cadence: Abjad日本語 at every 6 days against mySOS's every 3 weeks. mySOS's advantage is iOS requirement (13.0 vs 18.1). 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.

Abjad日本語 ships an update every 6 days, mySOS every 3 weeks. The most recent releases landed on October 7, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Abjad日本語 | mySOS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 3 weeks |
| Size | 13 MB | 20 MB |
| Requires iOS | 18.1 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [SHAOXIONG MENG](https://appshunter.io/developer/1252391571) | [Mackor (Pty) Ltd](https://appshunter.io/developer/1828139643) |

## What reviewers say

### Abjad日本語

[App page](https://appshunter.io/ios/app/abjad/id6756169165)

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

**In-app purchases:** none


### mySOS

[App page](https://appshunter.io/ios/app/mysos-sa/id6777990438)

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

**In-app purchases:** none


## Frequently asked questions

### Is Abjad日本語 free?

Abjad日本語 is free to download, with no in-app purchases.

### Is mySOS free?

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

### Do Abjad日本語 or mySOS have ads?

Neither Abjad日本語 nor mySOS shows ads.

### Which is updated more often, Abjad日本語 or mySOS?

Abjad日本語 ships an update every 6 days, and mySOS every 3 weeks. Most recently, Abjad日本語 was updated on October 7, 2026 and mySOS on October 1, 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.*