# C vs Studley

The clearest difference is in-app purchases: C at none against Studley's 16. C also leads on iOS requirement (12.0 vs 15.5). Studley's advantage is update cadence (weekly vs every 13 months). On price, ads and device support there is nothing between them.

Both are free to download. Studley sells 12 in-app purchases, starting at $7.99 per 7 days. C asks for nothing beyond the download.

C ships an update every 13 months, Studley weekly. The most recent releases landed on October 5, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | C | Studley |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (4.4K ratings)](https://appshunter.io/ios/app/studley-ai-study-tutor/id6744783834/reviews)** |
| Number of ratings | — | **4.4K** |
| Positive reviews | — | 50.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 13 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 30 MB | 142 MB |
| Requires iOS | **12.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [EDUCTION GROUP](https://appshunter.io/developer/1532410005) | [Studley AI Inc.](https://appshunter.io/developer/1809274047) |

## What reviewers say

### C

[App page](https://appshunter.io/ios/app/c-nesoa/id1532410003)

**Features:** macOS Compatibility

**In-app purchases:** none


### Studley

[App page](https://appshunter.io/ios/app/studley-ai-study-tutor/id6744783834)

This AI-powered study tool transforms your notes, lectures, and videos into interactive study sets. It generates flashcards, quizzes, and provides step-by-step explanations for homework problems, helping you master material efficiently.

**Highlights:** AI note taker and tutor, Convert any content into study sets, Generate flashcards, quizzes, and tests, AI-powered homework problem solver, Progress tracking with active recall, Spaced repetition for long-term retention

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $7.99 | per 7 days |
| Weekly Plan | $8.99 | per 7 days |
| Weekly Plan | $9.99 | per 7 days |
| Monthly Plan | $13.99 | per month |
| Monthly Plan | $14.99 | per month |
| Monthly Plan | $19.99 | per month |
| Monthly Plan V2 | $24.99 | per month |
| Quarterly Plan | $43.99 | per 3 months |
| Limited time offer | $74.99 | per year |
| Yearly Plan | $97.99 | per year |
| Yearly Plan V2 | $119.99 | per year |
| Yearly Plan | $129.99 | per year |

**What reviewers like**

- 🚀 Excellent study tool
- 👍 Boosts academic performance
- 👍 Comprehensive features
- 👍 Intuitive and easy to use

**What reviewers complain about**

- 🐛 Update issues
- 🚫 File size limitations

**Reported bugs**

- Update issues preventing app access
- Incompatibility with some devices

**Requested features**

- Improve math notation support
- Increase file size limit


## Frequently asked questions

### Is C free?

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

### Is Studley free?

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

### Do C or Studley have ads?

Neither C nor Studley shows ads.

### Which is updated more often, C or Studley?

C ships an update every 13 months, and Studley weekly. Most recently, C was updated on October 5, 2026 and Studley on October 19, 2026.

---

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