# TheBrain vs DEVONthink To Go 4

The clearest difference is iOS requirement: TheBrain at 15.0 against DEVONthink To Go 4's 26.0. On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. TheBrain sells 2 in-app purchases, starting at $17.99 per month and DEVONthink To Go 4 sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.8 for TheBrain against 4.7 for DEVONthink To Go 4. Both are backed by a comparable volume of ratings — 173 and 260 respectively. Written reviews are what separate them: 44% of TheBrain's written reviews are positive against 39% of DEVONthink To Go 4's.

TheBrain ships an update fortnightly, DEVONthink To Go 4 every 3 weeks. The most recent releases landed on November 6, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | TheBrain | DEVONthink To Go 4 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (173 ratings)](https://appshunter.io/ios/app/thebrain-smart-notes-and-links/id835873357/reviews)** | [4.7 (260 ratings)](https://appshunter.io/ios/app/devonthink-to-go-4/id6532619226/reviews) |
| Number of ratings | 173 | **260** |
| Positive reviews | **44.3% of reviews** | 39.4% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 254 MB | 193 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [TheBrain Technologies LP](https://appshunter.io/developer/579909034) | [DEVONtechnologies, LLC](https://appshunter.io/developer/395722473) |

## What reviewers say

### TheBrain

[App page](https://appshunter.io/ios/app/thebrain-smart-notes-and-links/id835873357)

This app helps you capture, connect, and visualize all your ideas, notes, and files across devices. It acts as a digital memory, showing related items and allowing for dynamic mind mapping and powerful search to help you recall information instantly.

**Highlights:** Award-winning visualization, Networked notes with backlinks, Dynamic mind mapping, Easy idea capture, Cross-device sync, Powerful search, Visual file management

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TheBrain Pro Monthly | $17.99 | per month |
| TheBrain Pro Annual | $189.99 | per year |

**What reviewers like**

- 🚀 Seamless navigation
- 🔒 Secure cloud sync
- 👍 Intuitive interface
- 🚀 Powerful features
- 👍 Excellent for knowledge management

**What reviewers complain about**

- 🐛 Crashes and freezes
- 🐛 Buggy on iOS 9
- 💰 Expensive subscription
- 🐛 Limited functionality on mobile
- 🐛 Confusing UI and navigation

**Reported bugs**

- Crashes on iOS 9
- Inability to open brains
- Freezing after each action
- Login and account issues
- Sync problems

**Requested features**

- Offline mode
- Improved mobile UI and UX
- Better integration with other apps
- More affordable pricing options
- Enhanced search and filtering


### DEVONthink To Go 4

[App page](https://appshunter.io/ios/app/devonthink-to-go-4/id6532619226)

Manage your entire knowledge library on your iPad and iPhone. Organize, edit, and annotate documents, notes, and more. Leverage generative AI for summaries, content creation, and advanced search. Syncs privately and securely across devices.

**Highlights:** Document organization and management, AI-powered summaries and content creation, PDF annotation and editing, On-device OCR for searchable documents, Cross-device secure synchronization, Custom metadata and tagging, Shortcuts automation

**Features:** Family Sharing, Siri integration, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $2.99 | per month |
| Yearly | $19.99 | per year |


## Frequently asked questions

### Is TheBrain free?

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

### Is DEVONthink To Go 4 free?

DEVONthink To Go 4 is free to download, with in-app purchases available.

### Which has better reviews, TheBrain or DEVONthink To Go 4?

TheBrain is rated higher. TheBrain averages 4.8 out of 5 from 173 ratings, while DEVONthink To Go 4 averages 4.7 from 260 ratings.

### Do TheBrain or DEVONthink To Go 4 have ads?

Neither TheBrain nor DEVONthink To Go 4 shows ads.

### Which is updated more often, TheBrain or DEVONthink To Go 4?

TheBrain ships an update fortnightly, and DEVONthink To Go 4 every 3 weeks. Most recently, TheBrain was updated on November 6, 2026 and DEVONthink To Go 4 on November 8, 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.*