# JSRS vs Proflex

The clearest difference is update cadence: JSRS at weekly against Proflex's every 3 weeks. JSRS also leads on iOS requirement (13.0 vs 15.6). 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, Proflex every 3 weeks. The most recent releases landed on September 23, 2026 and August 17, 2026 respectively.

## The numbers

| Metric | JSRS | Proflex |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Size | 149 MB | 149 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Business Gateways International, LLC](https://appshunter.io/developer/949098123) | [MB Proflex](https://appshunter.io/developer/1824106247) |

## What reviewers say

### JSRS

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Proflex

[App page](https://appshunter.io/ios/app/proflex/id6748301272)

**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 Proflex free?

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

### Do JSRS or Proflex have ads?

Neither JSRS nor Proflex shows ads.

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

JSRS ships an update weekly, and Proflex every 3 weeks. Most recently, JSRS was updated on September 23, 2026 and Proflex on August 17, 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.*