# Open Minis vs Cohestry

The clearest difference is in-app purchases: Open Minis at none against Cohestry's 3. Open Minis also leads on ratings volume (98 vs 1) and iOS requirement (16.0 vs 26.0). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Cohestry sells 3 in-app purchases, starting at $5.99 per month. Open Minis asks for nothing beyond the download.

Cohestry holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Open Minis has 98 ratings behind it against 1, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Open Minis | Cohestry |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (98 ratings)](https://appshunter.io/ios/app/open-minis/id6759188481/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cohestry-second-brain/id6811573132/reviews)** |
| Number of ratings | **98** | 1 |
| Positive reviews | 96.1% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Monetization | **Free** | Freemium |
| Size | 398 MB | 16 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 17+ | 4+ |
| Developer | [森 王](https://appshunter.io/developer/1522405790) | [Ugochukwu Nwune](https://appshunter.io/developer/1870001353) |

## What reviewers say

### Open Minis

[App page](https://appshunter.io/ios/app/open-minis/id6759188481)

This AI agent runs locally on your device, taking actions like browsing the web, managing your schedule, and controlling smart home devices. It integrates deeply with iOS frameworks and allows you to bring your own API keys from various AI providers. Customize its capabilities with a skills system and enjoy persistent memory for a personalized experience.

**Highlights:** On-device AI agent, Multi-model AI provider support, Deep iOS framework integration, Built-in web browser, Customizable skills system, Persistent memory, Siri Shortcuts integration

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

**In-app purchases:** none


### Cohestry

[App page](https://appshunter.io/ios/app/cohestry-second-brain/id6811573132)

This app helps you organize notes and discover connections between them. It visualizes your thoughts in a 3D brain and resurfaces older ideas to prevent them from being forgotten. Create rich notes with various formatting options and import existing notes from Apple Notes.

**Highlights:** Visualize note connections in a 3D brain, Rediscover older notes with 'Worth Revisiting', Daily insights based on existing notes, Rich note creation with formatting, images, and tables, Import Apple Notes on Mac, Native iPhone and Mac app

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cohestry Pro Monthly | $5.99 | per month |
| Cohestry Pro Annual | $39.99 | per year |
| Cohestry Pro Lifetime | $99.99 | one-time |


## Frequently asked questions

### Is Open Minis free?

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

### Is Cohestry free?

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

### Which has better reviews, Open Minis or Cohestry?

Cohestry is rated higher. Open Minis averages 4.8 out of 5 from 98 ratings, while Cohestry averages 5.0 from 1 ratings.

### Do Open Minis or Cohestry have ads?

Neither Open Minis nor Cohestry shows ads.

### Which is updated more often, Open Minis or Cohestry?

Open Minis ships an update weekly, and Cohestry weekly. Most recently, Open Minis was updated on November 5, 2026 and Cohestry on October 31, 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.*