# Stamp Studio vs Annidiem

The clearest difference is update cadence: Annidiem at weekly against Stamp Studio's monthly. Stamp Studio's advantage is iOS requirement (16.0 vs 18.0). 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.

Stamp Studio ships an update monthly, Annidiem weekly. The most recent releases landed on October 12, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Stamp Studio | Annidiem |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Size | 4 MB | 11 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Beijing Yangming Jiuha Technology Co., Ltd](https://appshunter.io/developer/1600924656) | [Haiguang Yin](https://appshunter.io/developer/6811499783) |

## What reviewers say

### Stamp Studio

[App page](https://appshunter.io/ios/app/stamp-studio/id6790093959)

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

**In-app purchases:** none


### Annidiem

[App page](https://appshunter.io/ios/app/annidiem/id6811499781)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Stamp Studio free?

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

### Is Annidiem free?

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

### Do Stamp Studio or Annidiem have ads?

Neither Stamp Studio nor Annidiem shows ads.

### Which is updated more often, Stamp Studio or Annidiem?

Stamp Studio ships an update monthly, and Annidiem weekly. Most recently, Stamp Studio was updated on October 12, 2026 and Annidiem on October 13, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*