# 오답노트AI vs Math Solver

The clearest difference is in-app purchases: 오답노트AI at none against Math Solver's 2. 오답노트AI also leads on update cadence (every 2 days vs every 3 weeks). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. Math Solver sells 2 in-app purchases, starting at $9.99 per month. 오답노트AI asks for nothing beyond the download.

오답노트AI ships an update every 2 days, Math Solver every 3 weeks. Both last shipped on October 7, 2026.

## The numbers

| Metric | 오답노트AI | Math Solver |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.0 (1 ratings)](https://appshunter.io/ios/app/math-solver-ai-homework-help/id6791058703/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 weeks |
| Monetization | Freemium | Freemium |
| Size | 33 MB | 30 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [2Labs](https://appshunter.io/developer/1089573745) | [Numeral Digital, LLC](https://appshunter.io/developer/1888079790) |

## What reviewers say

### 오답노트AI

[App page](https://appshunter.io/ios/app/ai-ai/id6787683753)

This app uses AI to automatically create personalized study notes and practice tests from your incorrect answers. Simply photograph your mistakes, and the AI will transcribe them, organize them by subject, and generate similar problems for further practice. It also offers an AI tutor for instant help and tracks your progress with weekly reports.

**Highlights:** AI-generated study notes from photos, Automatic organization by subject and unit, Personalized practice tests with similar problems, AI tutor for instant help with questions, Spaced repetition for review, Weekly progress reports, Printable PDF test creation

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

**In-app purchases:** none


### Math Solver

[App page](https://appshunter.io/ios/app/math-solver-ai-homework-help/id6791058703)

Instantly solve math problems by taking a photo. Get step-by-step explanations for algebra, calculus, and more. Also supports general homework help for other school subjects.

**Highlights:** Photo-based problem solving, Step-by-step solution explanations, Support for multiple subjects, Follow-up question chat, Verified solution badges, Homework history saving

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $9.99 | per month |
| Pro Annual | $79.99 | per year |


## Frequently asked questions

### Is 오답노트AI free?

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

### Is Math Solver free?

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

### Do 오답노트AI or Math Solver have ads?

Neither 오답노트AI nor Math Solver shows ads.

### Which is updated more often, 오답노트AI or Math Solver?

오답노트AI ships an update every 2 days, and Math Solver every 3 weeks. Most recently, 오답노트AI was updated on October 7, 2026 and Math Solver on October 7, 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.*