# GEM RARITY vs Double Click ERP

The clearest difference is ads: Double Click ERP at none against GEM RARITY's shown. GEM RARITY's advantage is update cadence (weekly vs every 3 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

GEM RARITY ships an update weekly, Double Click ERP every 3 weeks. The most recent releases landed on October 27, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | GEM RARITY | Double Click ERP |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 3 weeks |
| Size | 70 MB | 59 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [CIEN COMPANY LIMITED](https://appshunter.io/developer/1590511316) | [Click Enterprise](https://appshunter.io/developer/1582357486) |

## What reviewers say

### GEM RARITY

[App page](https://appshunter.io/ios/app/gem-rarity/id1590511314)

**Features:** macOS Compatibility

**In-app purchases:** none


### Double Click ERP

[App page](https://appshunter.io/ios/app/double-click-erp/id6446993813)

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

**In-app purchases:** none


## Frequently asked questions

### Is GEM RARITY free?

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

### Is Double Click ERP free?

Double Click ERP is free to download, with no in-app purchases.

### Do GEM RARITY or Double Click ERP have ads?

GEM RARITY shows ads; Double Click ERP does not.

### Which is updated more often, GEM RARITY or Double Click ERP?

GEM RARITY ships an update weekly, and Double Click ERP every 3 weeks. Most recently, GEM RARITY was updated on October 27, 2026 and Double Click ERP on November 3, 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.*