# Sutanpu vs eStamps

The clearest difference is update cadence: eStamps at every 3 weeks against Sutanpu's every 6 months. eStamps also leads on device support (3 vs 1). On price, ads, in-app purchases 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.

Sutanpu ships an update every 6 months, eStamps every 3 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Sutanpu | eStamps |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Size | 34 MB | 108 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Sutanpu](https://appshunter.io/developer/1622407932) | [Soriano Poliquit](https://appshunter.io/developer/1850441398) |

## What reviewers say

### Sutanpu

[App page](https://appshunter.io/ios/app/sutanpu/id1622407930)

**In-app purchases:** none


### eStamps

[App page](https://appshunter.io/ios/app/estamps/id6754841442)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sutanpu free?

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

### Is eStamps free?

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

### Do Sutanpu or eStamps have ads?

Neither Sutanpu nor eStamps shows ads.

### Which is updated more often, Sutanpu or eStamps?

Sutanpu ships an update every 6 months, and eStamps every 3 weeks. Most recently, Sutanpu was updated on November 3, 2026 and eStamps on October 30, 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.*