# Algorena vs Kitti

The clearest difference is ads: Kitti at none against Algorena's shown. Kitti also leads on update cadence (weekly vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Algorena sells 1 one-off in-app purchase and Kitti sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Algorena ships an update every 2 months, Kitti weekly. The most recent releases landed on October 9, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Algorena | Kitti |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Weekly** |
| Size | 13 MB | 31 MB |
| Requires iOS | **26.0** | 26.1 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Vinh Nguyen](https://appshunter.io/developer/1802304933) | [Bryl Kezter Lim](https://appshunter.io/developer/1609198408) |

## What reviewers say

### Algorena

[App page](https://appshunter.io/ios/app/algorena-learn-algorithms/id6794787482)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Algorena Pro | $0.99 | one-time |


### Kitti

[App page](https://appshunter.io/ios/app/kitti-learn-anything/id6798961646)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kitti Pro Monthly | $4.99 | per month |
| Kitti Pro Yearly | $39.99 | per year |


## Frequently asked questions

### Is Algorena free?

Algorena is free to download, with in-app purchases available.

### Is Kitti free?

Kitti is free to download, with in-app purchases available.

### Do Algorena or Kitti have ads?

Algorena shows ads; Kitti does not.

### Which is updated more often, Algorena or Kitti?

Algorena ships an update every 2 months, and Kitti weekly. Most recently, Algorena was updated on October 9, 2026 and Kitti on October 6, 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.*