# REGA Decoder vs Stamp 4.1

The clearest difference is ads: REGA Decoder at none against Stamp 4.1's shown. Stamp 4.1's advantage is update cadence (every 3 weeks vs every 12 months). 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.

REGA Decoder ships an update every 12 months, Stamp 4.1 every 3 weeks. The most recent releases landed on September 24, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | REGA Decoder | Stamp 4.1 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 12 months | **Every 3 weeks** |
| Size | 3 MB | 24 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Flik Irrigation Office UG (haftungsbeschraenkt)](https://appshunter.io/developer/1613125969) | [Liechtensteinische Post AG](https://appshunter.io/developer/1719959009) |

## What reviewers say

### REGA Decoder

[App page](https://appshunter.io/ios/app/rega-decoder/id1613125967)

**Features:** macOS Compatibility

**In-app purchases:** none


### Stamp 4.1

[App page](https://appshunter.io/ios/app/stamp-41/id6445849795)

**In-app purchases:** none


## Frequently asked questions

### Is REGA Decoder free?

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

### Is Stamp 4.1 free?

Stamp 4.1 is free to download, with no in-app purchases.

### Do REGA Decoder or Stamp 4.1 have ads?

Stamp 4.1 shows ads; REGA Decoder does not.

### Which is updated more often, REGA Decoder or Stamp 4.1?

REGA Decoder ships an update every 12 months, and Stamp 4.1 every 3 weeks. Most recently, REGA Decoder was updated on September 24, 2026 and Stamp 4.1 on September 22, 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.*