# Twin In vs IGMS

The clearest difference is update cadence: Twin In at every 2 weeks against IGMS's every 5 months. IGMS's advantage is iOS requirement (13.0 vs 16.6). 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.

Twin In ships an update every 2 weeks, IGMS every 5 months. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Twin In | IGMS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 5 months |
| Size | 92 MB | 20 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Autility AS](https://appshunter.io/developer/1544461375) | [STRATEGICS MARKETING MANAGEMENT , EXHIBITION & CONFERENCE ORGANIZERS](https://appshunter.io/developer/1725758073) |

## What reviewers say

### Twin In

[App page](https://appshunter.io/ios/app/twin-in-use/id1640264816)

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

**In-app purchases:** none


### IGMS

[App page](https://appshunter.io/ios/app/igms/id6754320209)

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

**In-app purchases:** none


## Frequently asked questions

### Is Twin In free?

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

### Is IGMS free?

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

### Do Twin In or IGMS have ads?

Neither Twin In nor IGMS shows ads.

### Which is updated more often, Twin In or IGMS?

Twin In ships an update every 2 weeks, and IGMS every 5 months. Most recently, Twin In was updated on October 30, 2026 and IGMS on October 25, 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.*