# 단끝 vs 풀다

The clearest difference is rating: 풀다 at 4.6 against 단끝's 1.0. 풀다 also leads on review sentiment (90% vs 55%) and update cadence (every 4 days vs every 2 months). 단끝's advantage is in-app purchases (none vs 23). On price, ads, device support and iOS requirement there is nothing between them.

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

풀다 holds the better App Store score, 4.6 against 1.0. That said, the two scores are not equally well evidenced: 풀다 has 16 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 55% of 단끝's written reviews are positive against 90% of 풀다's.

단끝 ships an update every 2 months, 풀다 every 4 days. The most recent releases landed on October 18, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 단끝 | 풀다 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/id1361540485/reviews) | **[4.6 (16 ratings)](https://appshunter.io/ios/app/ai/id1530892838/reviews)** |
| Number of ratings | 1 | **16** |
| Positive reviews | 54.9% of reviews | **90.2% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | — | Freemium |
| Size | 39 MB | 392 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [D-SHARE CO.,LTD.](https://appshunter.io/developer/1110296367) | [FilledU Inc.](https://appshunter.io/developer/1530779207) |

## What reviewers say

### 단끝

[App page](https://appshunter.io/ios/app/id1361540485)

**In-app purchases:** none


### 풀다

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

This app helps students manage their studies more effectively by consolidating scattered learning records. It offers personalized problem recommendations based on learning history, including past exams and incorrect answers, to support consistent and efficient learning.

**Highlights:** AI-powered personalized problem recommendations, Customizable practice tests based on school exams, Extensive mock exam and CSAT past papers (2015-2026), Personalized workbook creation, Automated incorrect answer notebook, Study planner and progress tracking, Q&A forum for student questions

**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 |


## Frequently asked questions

### Is 단끝 free?

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

### Is 풀다 free?

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

### Which has better reviews, 단끝 or 풀다?

풀다 is rated higher. 단끝 averages 1.0 out of 5 from 1 ratings, while 풀다 averages 4.6 from 16 ratings.

### Do 단끝 or 풀다 have ads?

Neither 단끝 nor 풀다 shows ads.

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

단끝 ships an update every 2 months, and 풀다 every 4 days. Most recently, 단끝 was updated on October 18, 2026 and 풀다 on October 30, 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.*