# fieldbook OS vs Cognity

The clearest difference is review sentiment: fieldbook OS at 100% against Cognity's 0%. fieldbook OS also leads on rating (5.0 vs 2.3) and update cadence (every 5 days vs fortnightly). Cognity's advantage is 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.

fieldbook OS holds the better App Store score, 5.0 against 2.3. Both are backed by a comparable volume of ratings — 3 and 3 respectively. Written reviews point the same way: 100% of fieldbook OS's written reviews are positive against 0% of Cognity's.

fieldbook OS ships an update every 5 days, Cognity fortnightly. Both last shipped on October 24, 2026.

## The numbers

| Metric | fieldbook OS | Cognity |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/fieldbook-os/id6736926547/reviews)** | [2.3 (3 ratings)](https://appshunter.io/ios/app/cognity-note-taking-made-easy/id6738891917/reviews) |
| Number of ratings | 3 | 3 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Fortnightly |
| Monetization | Free | Free |
| Size | 28 MB | 36 MB |
| Requires iOS | 26.0 | **13.4** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Nishant Medicharla](https://appshunter.io/developer/1517381616) | [Daviti Muchiashvili](https://appshunter.io/developer/1743467773) |

## What reviewers say

### fieldbook OS

[App page](https://appshunter.io/ios/app/fieldbook-os/id6736926547)

Organize and search all your media with AI-powered tagging. Integrates with creative tools and includes helpful mini-apps to spark inspiration and streamline your workflow from concept to creation.

**Highlights:** AI-powered media tagging, Folder-based organization, Searchable media archive, Integrations with creative tools, Creative mini-apps, Recommendation storage

**Features:** Vision Pro support

**In-app purchases:** none


### 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


## Frequently asked questions

### Is fieldbook OS free?

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

### Is Cognity free?

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

### Which has better reviews, fieldbook OS or Cognity?

fieldbook OS is rated higher. fieldbook OS averages 5.0 out of 5 from 3 ratings, while Cognity averages 2.3 from 3 ratings.

### Do fieldbook OS or Cognity have ads?

Neither fieldbook OS nor Cognity shows ads.

### Which is updated more often, fieldbook OS or Cognity?

fieldbook OS ships an update every 5 days, and Cognity fortnightly. Most recently, fieldbook OS was updated on October 24, 2026 and Cognity 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.*