# StudyAI vs CancerNotes

The clearest difference is in-app purchases: CancerNotes at none against StudyAI's 8. CancerNotes also leads on ads (none vs shown) and iOS requirement (15.1 vs 17.0). StudyAI's advantage is update cadence (every 2 days vs every 41 months). On price and device support there is nothing between them.

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

StudyAI ships an update every 2 days, CancerNotes every 41 months. The most recent releases landed on October 30, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | StudyAI | CancerNotes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (874 ratings)](https://appshunter.io/ios/app/studyai-web-and-photo-ai-tutor/id1664039953/reviews)** | — |
| Number of ratings | **874** | — |
| Positive reviews | 45.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 days** | Every 41 months |
| Monetization | Free with in-app purchases | — |
| Size | 181 MB | 34 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [ACApplications, LLC](https://appshunter.io/developer/986432007) | [Srikanth Nandiraju](https://appshunter.io/developer/376481478) |

## What reviewers say

### StudyAI

[App page](https://appshunter.io/ios/app/studyai-web-and-photo-ai-tutor/id1664039953)

Instantly solve homework problems by scanning them with your camera or voice. Get step-by-step explanations powered by advanced AI models, compare different AI responses, and even generate essays from various sources. It supports a wide range of subjects and offers unlimited free use.

**Highlights:** AI-powered explanations via photo, voice, PDF, or web link, Compare responses from multiple AI models, Essay builder using diverse sources, Supports a wide range of academic subjects, Unlimited free access to GPT-5, AI art generation

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chit Chat Ultra Unlimited | $2.99 | per 7 days |
| Ultra - Student Weekly | $3.99 | per 7 days |
| Chit Chat Ultra | $6.95 | per 7 days |
| Ultra Unlimited - Monthly | $9.99 | per month |
| Ultra - Student Monthly | $9.99 | per month |
| Ultra - Monthly | $19.99 | per month |
| Chit Chat Ultra (Yearly) | $49.99 | per year |
| Chit Chat Ultra Unlimited Yrly | $79.99 | per year |

**What reviewers like**

- 🚀 Easy to use and continuously adding features
- 🚀 Enhances learning experience
- 👍 Good app, should get it
- 👍 Cheat code 10/10

**What reviewers complain about**

- 🐛 Doesn't work, app freezes and crashes
- 🐛 Trash, won't respond to photo questions
- 🐛 App is being slow and kicks out
- 🔒 Can't cancel subscription, scamming students

**Reported bugs**

- App freezes when asking questions
- Glitches with submitting and continuing conversations
- Limiting attempts and responses

**Requested features**

- Unlimited scans and full answers
- Dark mode option


### CancerNotes

[App page](https://appshunter.io/ios/app/cancernotes/id6443523654)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is StudyAI free?

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

### Is CancerNotes free?

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

### Do StudyAI or CancerNotes have ads?

StudyAI shows ads; CancerNotes does not.

### Which is updated more often, StudyAI or CancerNotes?

StudyAI ships an update every 2 days, and CancerNotes every 41 months. Most recently, StudyAI was updated on October 30, 2026 and CancerNotes on October 27, 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.*