# StudyOS vs Sophia

The clearest difference is rating: StudyOS at 4.9 against Sophia's 4.7. On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. StudyOS sells 4 in-app purchases, starting at $4.99 per 7 days and Sophia sells 6 in-app purchases, starting at $8.99 per month. Whichever you choose, the download price is not the number that matters.

StudyOS holds the better App Store score, 4.9 against 4.7. Both are backed by a comparable volume of ratings — 66 and 98 respectively.

StudyOS ships an update every 9 days, Sophia weekly. The most recent releases landed on October 3, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | StudyOS | Sophia |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (66 ratings)](https://appshunter.io/ios/app/studyos-study-with-ai/id6747879382/reviews)** | [4.7 (98 ratings)](https://appshunter.io/ios/app/sophia-general-knowledge/id6760919622/reviews) |
| Number of ratings | 66 | **98** |
| Positive reviews | — | 69.6% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | **Weekly** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 118 MB | 222 MB |
| Requires iOS | **17.1** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [DANIEL PONCELAS VARGAS](https://appshunter.io/developer/1823171837) | [Vik Studios SAS](https://appshunter.io/developer/1896332407) |

## What reviewers say

### StudyOS

[App page](https://appshunter.io/ios/app/studyos-study-with-ai/id6747879382)

Transform your study materials into interactive flashcards, summaries, and quizzes with AI. This app efficiently prepares you for exams and helps you master concepts on the go, making learning faster and more engaging.

**Highlights:** AI-generated flashcards, Automated summaries, Personalized quizzes, Material upload (notes, PDFs, images), Spaced repetition techniques, Progress tracking

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access | $4.99 | per 7 days |
| Premium Access | $12.99 | per month |
| Premium Access | $12.99 | per month |
| Premium Access | $69.99 | per year |


### 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 (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sophia Premium Monthly | $8.99 | per month |
| Sophia Premium Monthly | $8.99 | per month |
| Sophia Premium Annual Plan | $17.99 | per year |
| Sophia Premium Annual | $34.99 | per year |
| Sophia Premium Annual | $34.99 | per year |
| Sophia Premium Annual | $49.99 | per year |


## Frequently asked questions

### Is StudyOS free?

StudyOS 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, StudyOS or Sophia?

StudyOS is rated higher. StudyOS averages 4.9 out of 5 from 66 ratings, while Sophia averages 4.7 from 98 ratings.

### Do StudyOS or Sophia have ads?

Neither StudyOS nor Sophia shows ads.

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

StudyOS ships an update every 9 days, and Sophia weekly. Most recently, StudyOS was updated on October 3, 2026 and Sophia on October 12, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*