# Solve vs 선생님이 말했다

The clearest difference is in-app purchases: Solve at none against 선생님이 말했다's 2. Solve also leads on update cadence (every 3 days vs every 3 weeks). 선생님이 말했다's advantage is ads (none vs shown) and iOS requirement (14.0 vs 17.6). On price and device support there is nothing between them.

Both are free to download. 선생님이 말했다 sells 2 in-app purchases, starting at $3.99 per month. Solve asks for nothing beyond the download.

Solve ships an update every 3 days, 선생님이 말했다 every 3 weeks. The most recent releases landed on October 10, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Solve | 선생님이 말했다 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 86.4% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Every 3 weeks |
| Monetization | Ad-supported | — |
| Size | 158 MB | 103 MB |
| Requires iOS | 17.6 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Testbank Inc.](https://appshunter.io/developer/1489897656) | [Dinosband Inc](https://appshunter.io/developer/1576150337) |

## What reviewers say

### Solve

[App page](https://appshunter.io/ios/app/solve-study-notes/id1629592780)

This app offers free past exam papers for various subjects and allows users to access popular workbooks digitally. It features automatic grading and integrated note-taking for efficient studying, eliminating the need to flip between books and answer keys.

**Highlights:** Free past exam papers, Digital workbooks, Automatic grading, Integrated note-taking, Problem and solution on one screen, iPad and Apple Pencil support

**Features:** macOS Compatibility

**In-app purchases:** none


### 선생님이 말했다

[App page](https://appshunter.io/ios/app/id1673233206)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 스탠다드 (월간) | $3.99 | per month |
| 프리미엄 (월간) | $6.99 | per month |


## Frequently asked questions

### Is Solve free?

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

### Is 선생님이 말했다 free?

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

### Do Solve or 선생님이 말했다 have ads?

Solve shows ads; 선생님이 말했다 does not.

### Which is updated more often, Solve or 선생님이 말했다?

Solve ships an update every 3 days, and 선생님이 말했다 every 3 weeks. Most recently, Solve was updated on October 10, 2026 and 선생님이 말했다 on October 6, 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.*