# Nerdmask vs Sophia

Nerdmask and Sophia both sit at 4.7 stars, but that hides the real split: 70% of Sophia's written reviews are positive against 29% of Nerdmask's. Nerdmask's advantage is update cadence (every 3 days vs every 6 days) and iOS requirement (15.1 vs 18.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Nerdmask sells 6 in-app purchases, starting at $8.99 per 7 days and Sophia sells 13 in-app purchases, starting at $5.99 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 Nerdmask against 4.7 for Sophia. Both are backed by a comparable volume of ratings — 199 and 147 respectively. Written reviews are what separate them: 29% of Nerdmask's written reviews are positive against 70% of Sophia's.

Nerdmask ships an update every 3 days, Sophia every 6 days. Both last shipped on October 28, 2026.

## The numbers

| Metric | Nerdmask | Sophia |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (199 ratings)](https://appshunter.io/ios/app/nerdmask-learn-with-ai/id6741783220/reviews) | **[4.7 (147 ratings)](https://appshunter.io/ios/app/sophia-general-knowledge/id6760919622/reviews)** |
| Number of ratings | **199** | 147 |
| Positive reviews | 28.6% of reviews | **69.6% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 6 days |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 99 MB | 227 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | +4 | 4+ |
| Developer | [Nerdmask](https://appshunter.io/developer/1795560973) | [Vik Studios SAS](https://appshunter.io/developer/1896332407) |

## What reviewers say

### 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 |


### Sophia

[App page](https://appshunter.io/ios/app/sophia-general-knowledge/id6760919622)

Learn about history, science, philosophy, and more in just 10 minutes a day. This app offers short, engaging lessons with quizzes to test your knowledge and track your progress. It's designed for quick learning and better retention.

**Highlights:** Daily 10-minute lessons, Wide range of subjects, Engaging quiz format, Progress tracking, Ad-free learning experience, Focus on retention

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sophia Premium Weekly | $5.99 | per 7 days |
| Sophia Premium Annual | $8.99 | per year |
| Sophia Premium Monthly | $8.99 | per month |
| Sophia Premium Monthly | $8.99 | per month |
| Sophia Premium Annual | $17.99 | per year |
| Sophia Premium Annual Plan | $17.99 | per year |
| Sophia Premium Annual | $24.99 | per year |
| Sophia Premium Annual Plan | $24.99 | per year |
| Sophia Premium Annual | $34.99 | per year |
| Sophia Premium Annual | $34.99 | per year |
| Sophia Premium Annual | $44.99 | per year |
| Sophia Premium Annual | $49.99 | per year |
| Sophia Premium Annual | $59.99 | per year |


## Frequently asked questions

### Is Nerdmask free?

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

### Is Sophia free?

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

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

Sophia is rated higher. Nerdmask averages 4.7 out of 5 from 199 ratings, while Sophia averages 4.7 from 147 ratings.

### Do Nerdmask or Sophia have ads?

Neither Nerdmask nor Sophia shows ads.

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

Nerdmask ships an update every 3 days, and Sophia every 6 days. Most recently, Nerdmask was updated on October 28, 2026 and Sophia on October 28, 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.*