# SkillArbitrage vs 121 Islam Online

The clearest difference is update cadence: 121 Islam Online at every 3 weeks against SkillArbitrage's every 3 months. 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.

SkillArbitrage ships an update every 3 months, 121 Islam Online every 3 weeks. The most recent releases landed on September 10, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | SkillArbitrage | 121 Islam Online |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Size | 250 MB | 80 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [iPleaders](https://appshunter.io/developer/977092405) | [121Islamonline LTD](https://appshunter.io/developer/1681480626) |

## What reviewers say

### SkillArbitrage

[App page](https://appshunter.io/ios/app/skillarbitrage/id6446575337)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### 121 Islam Online

[App page](https://appshunter.io/ios/app/121-islam-online/id6447488124)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is SkillArbitrage free?

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

### Is 121 Islam Online free?

121 Islam Online is free to download, with no in-app purchases.

### Do SkillArbitrage or 121 Islam Online have ads?

Neither SkillArbitrage nor 121 Islam Online shows ads.

### Which is updated more often, SkillArbitrage or 121 Islam Online?

SkillArbitrage ships an update every 3 months, and 121 Islam Online every 3 weeks. Most recently, SkillArbitrage was updated on September 10, 2026 and 121 Islam Online on September 21, 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.*