# Cognity vs AI Cleaner

The clearest difference is review sentiment: AI Cleaner at 100% against Cognity's 0%. AI Cleaner also leads on rating (4.7 vs 2.3) and update cadence (every 4 days vs fortnightly). Cognity's advantage is device support (3 vs 1) and iOS requirement (13.4 vs 26.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

AI Cleaner holds the better App Store score, 4.7 against 2.3. Both are backed by a comparable volume of ratings — 3 and 6 respectively. Written reviews point the same way: 0% of Cognity's written reviews are positive against 100% of AI Cleaner's.

Cognity ships an update fortnightly, AI Cleaner every 4 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | Cognity | AI Cleaner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (3 ratings)](https://appshunter.io/ios/app/cognity-note-taking-made-easy/id6738891917/reviews) | **[4.7 (6 ratings)](https://appshunter.io/ios/app/ai-cleaner/id6760416928/reviews)** |
| Number of ratings | 3 | **6** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 4 days** |
| Monetization | Free | Free |
| Size | 36 MB | 24 MB |
| Requires iOS | **13.4** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Daviti Muchiashvili](https://appshunter.io/developer/1743467773) | [Hbrothers L.L.C.](https://appshunter.io/developer/1693397221) |

## What reviewers say

### Cognity

[App page](https://appshunter.io/ios/app/cognity-note-taking-made-easy/id6738891917)

This AI-powered note-taking app helps you capture, connect, and organize your thoughts effortlessly. It features semantic search, an interactive knowledge graph, and smart collections for seamless organization across all your devices.

**Highlights:** AI-powered note organization, Search by meaning, Interactive knowledge graph, Smart collections, Cross-device sync

**Features:** macOS Compatibility

**In-app purchases:** none


### AI Cleaner

[App page](https://appshunter.io/ios/app/ai-cleaner/id6760416928)

This app helps you reclaim storage space on your iPhone by identifying and removing duplicate photos, similar images, large files, and outdated contacts. Its intuitive interface allows for quick organization and efficient cleaning with just a few taps.

**Highlights:** Duplicate & Similar Photo Cleaner, Swipe to Clean Interface, Photo Compression, Contact Cleanup, Calendar Event Remover, Private Vault

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

**In-app purchases:** none


## Frequently asked questions

### Is Cognity free?

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

### Is AI Cleaner free?

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

### Which has better reviews, Cognity or AI Cleaner?

AI Cleaner is rated higher. Cognity averages 2.3 out of 5 from 3 ratings, while AI Cleaner averages 4.7 from 6 ratings.

### Do Cognity or AI Cleaner have ads?

Neither Cognity nor AI Cleaner shows ads.

### Which is updated more often, Cognity or AI Cleaner?

Cognity ships an update fortnightly, and AI Cleaner every 4 days. Most recently, Cognity was updated on October 24, 2026 and AI Cleaner on October 24, 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.*