# Krumbit vs Brainjuice

Krumbit and Brainjuice both sit at 4.5 stars, but that hides the real split: 94% of Krumbit's written reviews are positive against 44% of Brainjuice's. Krumbit also leads on in-app purchases (none vs 8) and ads (none vs shown). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Brainjuice sells 8 in-app purchases, starting at $2.99 per 7 days. Krumbit asks for nothing beyond the download.

Krumbit holds the better App Store score, 4.5 against 4.3. Both are backed by a comparable volume of ratings — 15 and 6 respectively. Written reviews point the same way: 94% of Krumbit's written reviews are positive against 44% of Brainjuice's.

Krumbit ships an update weekly, Brainjuice every 4 days. The most recent releases landed on October 6, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Krumbit | Brainjuice |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (15 ratings)](https://appshunter.io/ios/app/krumbit-learn-while-scrolling/id6747910126/reviews)** | [4.3 (6 ratings)](https://appshunter.io/ios/app/brainjuice-scroll-to-study/id6759610120/reviews) |
| Number of ratings | **15** | 6 |
| Positive reviews | **93.8% of reviews** | 43.8% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Weekly | **Every 4 days** |
| Monetization | **Free** | Freemium |
| Size | 56 MB | 115 MB |
| Requires iOS | **15.1** | 17.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 12+ |
| Developer | [Boqiang Liang](https://appshunter.io/developer/1762321893) | [Aether Technologies UG (haftungsbeschränkt)](https://appshunter.io/developer/1805575829) |

## What reviewers say

### Krumbit

[App page](https://appshunter.io/ios/app/krumbit-learn-while-scrolling/id6747910126)

This app transforms your scrolling time into learning opportunities. Watch short video lessons on various topics and test your knowledge with quick quizzes. Build a daily habit of continuous learning in just minutes a day.

**Highlights:** Bite-sized video lessons, Quick quizzes, Daily streak tracking, Progress monitoring, Explore diverse topics, In-app feedback

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

**In-app purchases:** none


### Brainjuice

[App page](https://appshunter.io/ios/app/brainjuice-scroll-to-study/id6759610120)

Transform any learning material into a personalized, short-form video study feed. Engage with AI-powered explanations, quizzes, and summaries to master topics faster. Upload PDFs, websites, notes, or type in any subject to create custom learning experiences.

**Highlights:** Convert any material into study feeds, Personalized short-form video learning, AI chat for questions and explanations, Customizable feeds for different subjects, Grounded content with external sources, Spaced repetition and active recall

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic Plan Weekly | $2.99 | per 7 days |
| Pro Plan Weekly | $4.99 | per 7 days |
| Basic Plan Monthly | $4.99 | per month |
| Pro Plan Monthly | $9.99 | per month |
| Pro Plan 3 Months | $29.99 | per 3 months |
| Welcome Offer Yearly | $39.99 | per year |
| Basic Plan Yearly | $59.99 | per year |
| Pro Plan Yearly | $79.99 | per year |


## Frequently asked questions

### Is Krumbit free?

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

### Is Brainjuice free?

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

### Which has better reviews, Krumbit or Brainjuice?

Krumbit is rated higher. Krumbit averages 4.5 out of 5 from 15 ratings, while Brainjuice averages 4.3 from 6 ratings.

### Do Krumbit or Brainjuice have ads?

Brainjuice shows ads; Krumbit does not.

### Which is updated more often, Krumbit or Brainjuice?

Krumbit ships an update weekly, and Brainjuice every 4 days. Most recently, Krumbit was updated on October 6, 2026 and Brainjuice on October 11, 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.*