# IRSC vs VIATT

The clearest difference is update cadence: IRSC at every 5 days against VIATT's every 5 months. IRSC also leads on iOS requirement (14.0.0 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.

IRSC ships an update every 5 days, VIATT every 5 months. The most recent releases landed on October 13, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | IRSC | VIATT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 5 months |
| Size | 43 MB | 83 MB |
| Requires iOS | **14.0.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Association for Advancing Automation](https://appshunter.io/developer/1293885148) | [Messe Frankfurt (HK) Ltd.](https://appshunter.io/developer/575433578) |

## What reviewers say

### IRSC

[App page](https://appshunter.io/ios/app/irsc/id6677010658)

**In-app purchases:** none


### VIATT

[App page](https://appshunter.io/ios/app/viatt/id6741210154)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IRSC free?

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

### Is VIATT free?

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

### Do IRSC or VIATT have ads?

Neither IRSC nor VIATT shows ads.

### Which is updated more often, IRSC or VIATT?

IRSC ships an update every 5 days, and VIATT every 5 months. Most recently, IRSC was updated on October 13, 2026 and VIATT on October 7, 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.*