# otu.ai vs Re/member

The clearest difference is in-app purchases: Re/member at none against otu.ai's 2. otu.ai's advantage is update cadence (fortnightly vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. otu.ai sells 2 in-app purchases, starting at $4.99 per month. Re/member asks for nothing beyond the download.

otu.ai ships an update fortnightly, Re/member every 3 months. The most recent releases landed on September 16, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | otu.ai | Re/member |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/remember/id6746369488/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 months |
| Monetization | — | Free |
| Size | 27 MB | 4 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [opentutorials](https://appshunter.io/developer/1719897055) | [Matthew Swartz](https://appshunter.io/developer/1755286048) |

## What reviewers say

### otu.ai

[App page](https://appshunter.io/ios/app/otuai/id6473810282)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $4.99 | per month |
| Yearly Subscription | $44.99 | per year |


### Re/member

[App page](https://appshunter.io/ios/app/remember/id6746369488)

This app acts as a second brain, helping you capture and retain important information like facts, ideas, and quotes. It facilitates continuous learning and intentional recall, keeping your knowledge fresh through daily revisits and organized storage.

**Highlights:** Capture and store facts, ideas, and quotes, Daily recall to keep knowledge top of mind, Organize thoughts by category, Quick capture via app or share extension, Homescreen widget for quick access, Read-aloud mode for auditory review

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is otu.ai free?

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

### Is Re/member free?

Re/member is free to download, with no in-app purchases.

### Do otu.ai or Re/member have ads?

Neither otu.ai nor Re/member shows ads.

### Which is updated more often, otu.ai or Re/member?

otu.ai ships an update fortnightly, and Re/member every 3 months. Most recently, otu.ai was updated on September 16, 2026 and Re/member on June 1, 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.*