# IGAN Mobile vs Shift Box

The clearest difference is ads: IGAN Mobile at none against Shift Box's shown. IGAN Mobile also leads on iOS requirement (14.0 vs 17.6). Shift Box's advantage is update cadence (every 5 days vs every 2 months). On price, 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.

IGAN Mobile ships an update every 2 months, Shift Box every 5 days. The most recent releases landed on October 8, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | IGAN Mobile | Shift Box |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 5 days** |
| Size | 177 MB | 32 MB |
| Requires iOS | **14.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Cytta Corp.](https://appshunter.io/developer/1636042781) | [myungkyu namkung](https://appshunter.io/developer/1860735476) |

## What reviewers say

### IGAN Mobile

[App page](https://appshunter.io/ios/app/igan-mobile/id1659644968)

**Features:** Siri integration

**In-app purchases:** none


### Shift Box

[App page](https://appshunter.io/ios/app/shift-box-shift-calendar/id6757806164)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IGAN Mobile free?

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

### Is Shift Box free?

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

### Do IGAN Mobile or Shift Box have ads?

Shift Box shows ads; IGAN Mobile does not.

### Which is updated more often, IGAN Mobile or Shift Box?

IGAN Mobile ships an update every 2 months, and Shift Box every 5 days. Most recently, IGAN Mobile was updated on October 8, 2026 and Shift Box on October 10, 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.*