# JMAHK vs Permit To Work(CRCC)

The clearest difference is update cadence: Permit To Work(CRCC) at every 2 weeks against JMAHK's every 6 weeks. Permit To Work(CRCC) also leads on iOS requirement (9.0 vs 15.0). 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.

JMAHK ships an update every 6 weeks, Permit To Work(CRCC) every 2 weeks. The most recent releases landed on October 24, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | JMAHK | Permit To Work(CRCC) |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 weeks** |
| Size | 31 MB | 31 MB |
| Requires iOS | 15.0 | **9.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Hong Kong Jewelry Manufacturers' Association Ltd](https://appshunter.io/developer/687190980) | [Synergos Systems Company Limited](https://appshunter.io/developer/1777215731) |

## What reviewers say

### JMAHK

[App page](https://appshunter.io/ios/app/jmahk/id1036045040)

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

**In-app purchases:** none


### Permit To Work(CRCC)

[App page](https://appshunter.io/ios/app/permit-to-workcrcc/id6738574977)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is JMAHK free?

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

### Is Permit To Work(CRCC) free?

Permit To Work(CRCC) is free to download, with no in-app purchases.

### Do JMAHK or Permit To Work(CRCC) have ads?

Neither JMAHK nor Permit To Work(CRCC) shows ads.

### Which is updated more often, JMAHK or Permit To Work(CRCC)?

JMAHK ships an update every 6 weeks, and Permit To Work(CRCC) every 2 weeks. Most recently, JMAHK was updated on October 24, 2026 and Permit To Work(CRCC) on October 12, 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.*