# ANNIE vs GS Pythagore

The clearest difference is update cadence: ANNIE at fortnightly against GS Pythagore's every 21 months. 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.

ANNIE ships an update fortnightly, GS Pythagore every 21 months. The most recent releases landed on October 14, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | ANNIE | GS Pythagore |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 21 months |
| Size | 37 MB | 69 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Seroni](https://appshunter.io/developer/878648791) | [Ed-All](https://appshunter.io/developer/1541912727) |

## What reviewers say

### ANNIE

[App page](https://appshunter.io/ios/app/annie/id1621580946)

**Features:** macOS Compatibility

**In-app purchases:** none


### GS Pythagore

[App page](https://appshunter.io/ios/app/gs-pythagore/id6738393996)

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

**In-app purchases:** none


## Frequently asked questions

### Is ANNIE free?

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

### Is GS Pythagore free?

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

### Do ANNIE or GS Pythagore have ads?

Neither ANNIE nor GS Pythagore shows ads.

### Which is updated more often, ANNIE or GS Pythagore?

ANNIE ships an update fortnightly, and GS Pythagore every 21 months. Most recently, ANNIE was updated on October 14, 2026 and GS Pythagore on October 12, 2026.

---

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