# IDMA vs Obexx Ring

The clearest difference is device support: IDMA at 4 against Obexx Ring's 2. IDMA also leads on iOS requirement (12.0 vs 15.6). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

IDMA ships an update weekly, Obexx Ring every 4 days. The most recent releases landed on October 16, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | IDMA | Obexx Ring |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Every 4 days** |
| Size | 44 MB | 63 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SHANGHAI CREATIVE IDEA ELECTRONIC CO. LTD](https://appshunter.io/developer/1746465823) | [深圳市金大智能创新科技有限公司](https://appshunter.io/developer/1700863606) |

## What reviewers say

### IDMA

[App page](https://appshunter.io/ios/app/idma/id6502690919)

**Features:** Vision Pro support

**In-app purchases:** none


### Obexx Ring

[App page](https://appshunter.io/ios/app/obexx-ring/id6789080806)

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

**In-app purchases:** none


## Frequently asked questions

### Is IDMA free?

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

### Is Obexx Ring free?

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

### Do IDMA or Obexx Ring have ads?

Neither IDMA nor Obexx Ring shows ads.

### Which is updated more often, IDMA or Obexx Ring?

IDMA ships an update weekly, and Obexx Ring every 4 days. Most recently, IDMA was updated on October 16, 2026 and Obexx Ring on October 11, 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.*