# 풀다 vs Solve

The clearest difference is in-app purchases: Solve at none against 풀다's 23. 풀다's advantage is ads (none vs shown) and iOS requirement (15.0 vs 17.6). On price, review sentiment, update cadence and device support there is nothing between them.

Both are free to download. 풀다 sells 23 in-app purchases, starting at $19.99 per month. Solve asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 4 days. The most recent releases landed on September 21, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | 풀다 | Solve |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (16 ratings)](https://appshunter.io/ios/app/ai/id1530892838/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | **90.2% of reviews** | 85.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 4 days | Every 4 days |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 347 MB | 154 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [FilledU Inc.](https://appshunter.io/developer/1530779207) | [Testbank Inc.](https://appshunter.io/developer/1489897656) |

## What reviewers say

### 풀다

[App page](https://appshunter.io/ios/app/ai/id1530892838)

Prepare for middle and high school exams, mock tests, and college entrance exams with AI-powered problem recommendations. Track your progress, identify weaknesses, and manage your studies effectively.

**Highlights:** Middle/High school exam preparation, Mock test and college entrance exam questions (2015-2023), AI-recommended practice problems, Customizable problem selection by type and difficulty, Learning progress analysis and weakness identification, Study planner with to-do list and timer, Automatic incorrect answer management

**Features:** macOS Compatibility

**In-app purchases (23)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 풀다 패스 월 구독 | $19.99 | per month |
| AI 실전 모의고사 1회 풀이권 | $0.99 | one-time |
| 질문권 10개 | $0.99 | one-time |
| 질문권 50개 | $6.99 | one-time |
| 불꽃 모드 1회 이용권 | $7.99 | one-time |
| 질문권 100개 | $14.99 | one-time |
| 베이직 30일 이용권 | $19.99 | one-time |
| 풀다 패스 90일 이용권 | $39.99 | one-time |
| 스탠다드 30일 이용권 | $44.99 | one-time |
| 베이직 90일 이용권 | $59.99 | one-time |
| 풀다 패스 180일 이용권 | $89.99 | one-time |
| 스탠다드 90일 이용권 | $99.99 | one-time |
| 플러스 90일 이용권 | $119.99 | one-time |
| 스탠다드 180일 이용권 | $129.99 | one-time |
| 풀다 패스 360일 이용권 | $149.99 | one-time |
| 플러스 90일 이용권 | $199.99 | one-time |
| 스탠다드 180일 이용권 | $199.99 | one-time |
| 플러스 180일 이용권 | $199.99 | one-time |
| 스탠다드 360일 이용권 | $229.99 | one-time |
| 스탠다드 360일 이용권 | $299.99 | one-time |
| 플러스 180일 이용권 | $399.99 | one-time |
| 플러스 360일 이용권 | $399.99 | one-time |
| 플러스 360일 이용권 | $799.99 | one-time |


### 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


## Frequently asked questions

### Is 풀다 free?

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

### Is Solve free?

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

### Do 풀다 or Solve have ads?

Solve shows ads; 풀다 does not.

### Which is updated more often, 풀다 or Solve?

풀다 ships an update every 4 days, and Solve every 4 days. Most recently, 풀다 was updated on September 21, 2026 and Solve on September 22, 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.*