# Doomlearning vs BrainRetain

The clearest difference is ads: BrainRetain at none against Doomlearning's shown. BrainRetain also leads on update cadence (every 5 days vs every 3 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Doomlearning sells 2 in-app purchases, starting at $2.99 per month and BrainRetain sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Doomlearning ships an update every 3 weeks, BrainRetain every 5 days. The most recent releases landed on October 11, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Doomlearning | BrainRetain |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/brainretain-remember-it/id6769563092/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | — | Freemium |
| Size | 33 MB | 66 MB |
| Requires iOS | **15.1** | 16.1 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Kian Wanner](https://appshunter.io/developer/1865424233) | [Bering Digital Group LLC](https://appshunter.io/developer/1896668816) |

## What reviewers say

### Doomlearning

[App page](https://appshunter.io/ios/app/doomlearning/id6757226003)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |
| Premium Annual | $14.99 | per year |


### BrainRetain

[App page](https://appshunter.io/ios/app/brainretain-remember-it/id6769563092)

This app helps you retain information from videos, podcasts, and articles using spaced repetition. Share content, and it will extract key ideas, quizzing you over time to ensure long-term memory. It supports various platforms and aims to make online learning stick.

**Highlights:** Spaced repetition learning, Content sharing from various apps, Extracts key ideas from content, Personalized recall algorithm, Supports videos, podcasts, articles, Long-term memory retention

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BrainRetain Pro | $4.99 | per 7 days |
| BrainRetain Pro (Monthly) | $9.99 | per month |
| BrainRetain Pro - Annual | $79.99 | per year |


## Frequently asked questions

### Is Doomlearning free?

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

### Is BrainRetain free?

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

### Do Doomlearning or BrainRetain have ads?

Doomlearning shows ads; BrainRetain does not.

### Which is updated more often, Doomlearning or BrainRetain?

Doomlearning ships an update every 3 weeks, and BrainRetain every 5 days. Most recently, Doomlearning was updated on October 11, 2026 and BrainRetain on October 14, 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.*