# Knowunity vs Nerdmask

Knowunity and Nerdmask both sit at 4.7 stars, but that hides the real split: 82% of Knowunity's written reviews are positive against 29% of Nerdmask's. Knowunity also leads on ratings volume (7.8K vs 199) and chart position (#17 vs unranked). Nerdmask's advantage is ads (none vs shown). On price, rating, update cadence and in-app purchases there is nothing between them.

Both are free to download. Knowunity sells 29 in-app purchases, starting at $2.99 per month and Nerdmask sells 6 in-app purchases, starting at $8.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.7 for Knowunity against 4.7 for Nerdmask. That said, the two scores are not equally well evidenced: Knowunity has 7.8K ratings behind it against 199, so its average is the more settled of the two. Written reviews are what separate them: 82% of Knowunity's written reviews are positive against 29% of Nerdmask's.

Both ship on a similar rhythm, roughly every 2 days. Both last shipped on October 21, 2026.

## The numbers

| Metric | Knowunity | Nerdmask |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (7.8K ratings)](https://appshunter.io/ios/app/knowunity-ai-study-and-homework/id1484296272/reviews)** | [4.7 (199 ratings)](https://appshunter.io/ios/app/nerdmask-learn-with-ai/id6741783220/reviews) |
| Number of ratings | **7.8K** | 199 |
| Positive reviews | **81.9% of reviews** | 28.6% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 days | Every 2 days |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | **#17** | — |
| Size | 228 MB | 135 MB |
| Requires iOS | 15.5 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [Knowunity GmbH](https://appshunter.io/developer/1484296271) | [Nerdmask](https://appshunter.io/developer/1795560973) |

## What reviewers say

### Knowunity

[App page](https://appshunter.io/ios/app/knowunity-ai-study-and-homework/id1484296272)

**Currently charting:** #17 Top Free · Education, #95 Top Grossing · Education (US App Store)

This AI-powered study app helps students complete homework, understand concepts, and prepare for exams. Upload notes, videos, or lectures to generate flashcards, practice tests, and summaries. Get step-by-step homework solutions and personalized study plans.

**Highlights:** AI-powered homework solutions, Auto-generated flashcards and notes, Personalized exam study plans, Summarize uploaded notes and videos, Practice tests and quizzes, Chat with your notes

**Features:** Family Sharing

**In-app purchases (29)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Knowunity Plus | $2.99 | per month |
| Knowunity Pro | $3.99 | per 7 days |
| Knowunity Pro | $4.99 | per 7 days |
| Knowunity Plus | $7.49 | per month |
| Knowunity Pro | $7.99 | per month |
| Knowunity Pro | $8.49 | per 7 days |
| Knowunity Pro | $8.99 | per month |
| Knowunity Pro | $9.99 | per month |
| Knowunity Pro | $9.99 | per month |
| Knowunity Pro | $13.49 | per month |
| Knowunity Pro | $13.99 | per month |
| Knowunity Pro | $15.99 | per month |
| Knowunity Pro | $19.95 | per 3 months |
| Knowunity Pro | $22.99 | per year |
| Knowunity Pro | $24.99 | per year |
| Knowunity Pro | $29.90 | per year |
| Knowunity Plus | $34.99 | per year |
| Knowunity Pro | $35.90 | per year |
| Knowunity Pro | $35.99 | per year |
| Knowunity Pro | $35.99 | per year |
| Knowunity Pro | $39.99 | per year |
| Knowunity Pro | $39.99 | per year |
| Knowunity Pro | $49.90 | per year |
| Knowunity Pro | $49.99 | per year |
| Knowunity Pro | $49.99 | per year |
| Knowunity Pro | $49.99 | per year |
| Knowunity Pro | $49.99 | per year |
| Knowunity Pro | $54.99 | per year |
| Knowunity Pro | $59.90 | per year |

**What reviewers like**

- 🚀 Helpful AI assistant
- 👍 Useful revision notes and flashcards
- 💡 Collaborative community features
- 🚀 Efficient study tools
- 👍 Free app with no ads

**What reviewers complain about**

- 🔒 Paywall for premium features
- 🐛 Bugs and glitches in the app
- 🔒 Restricted access for younger users
- 🐛 Inconsistent user experience after updates

**Reported bugs**

- Frequent app crashes and freezes
- Issues with uploading and saving notes
- Problems with group chat functionality
- Inconsistent behavior when navigating the app

**Requested features**

- Add more advanced class options
- Improve search and organization of notes
- Implement a draft feature for creating study materials
- Add more customization options


### Nerdmask

[App page](https://appshunter.io/ios/app/nerdmask-learn-with-ai/id6741783220)

Transform your study notes into engaging audiobooks, interactive quizzes, and concise summaries using AI. This app makes learning faster, more enjoyable, and effective by allowing you to study anywhere, anytime. Challenge friends with custom quizzes and leverage AI-powered techniques for optimized learning.

**Highlights:** AI-powered note conversion, Create podcasts and audiobooks from notes, Generate quizzes and summaries, Listen to notes anywhere, Custom quiz creation, Spaced repetition learning, AI-powered study techniques

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan Pro | $8.99 | per 7 days |
| Monthly - 25% OFF | $13.99 | per month |
| Monthly Plan Pro | $18.99 | per month |
| Yearly Plan Pro (20% OFF) | $39.99 | per year |
| Yearly Plan Pro | $99.99 | per year |
| Lifetime Plan | $149.99 | one-time |


## Frequently asked questions

### Is Knowunity free?

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

### Is Nerdmask free?

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

### Which has better reviews, Knowunity or Nerdmask?

Knowunity is rated higher. Knowunity averages 4.7 out of 5 from 7.8K ratings, while Nerdmask averages 4.7 from 199 ratings.

### Do Knowunity or Nerdmask have ads?

Knowunity shows ads; Nerdmask does not.

### Which is updated more often, Knowunity or Nerdmask?

Knowunity ships an update every 2 days, and Nerdmask every 2 days. Most recently, Knowunity was updated on October 21, 2026 and Nerdmask on October 21, 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.*