# JSRS vs Tatwir

The clearest difference is update cadence: JSRS at weekly against Tatwir's every 6 weeks. JSRS also leads on iOS requirement (13.0 vs 16.0). 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.

JSRS ships an update weekly, Tatwir every 6 weeks. The most recent releases landed on September 23, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | JSRS | Tatwir |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 6 weeks |
| Size | 149 MB | 147 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Business Gateways International, LLC](https://appshunter.io/developer/949098123) | [Target Information Solutions L.L.C.](https://appshunter.io/developer/1530019849) |

## What reviewers say

### JSRS

[App page](https://appshunter.io/ios/app/jsrs/id1118867847)

**Features:** macOS Compatibility

**In-app purchases:** none


### Tatwir

[App page](https://appshunter.io/ios/app/tatwir/id1612019830)

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

**In-app purchases:** none


## Frequently asked questions

### Is JSRS free?

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

### Is Tatwir free?

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

### Do JSRS or Tatwir have ads?

Neither JSRS nor Tatwir shows ads.

### Which is updated more often, JSRS or Tatwir?

JSRS ships an update weekly, and Tatwir every 6 weeks. Most recently, JSRS was updated on September 23, 2026 and Tatwir on September 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.*