# 떠먹 vs 산안산기

The clearest difference is ads: 떠먹 at none against 산안산기's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

떠먹 ships an update every 5 weeks, 산안산기 monthly. Both last shipped on October 31, 2026.

## The numbers

| Metric | 떠먹 | 산안산기 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | — | Free with in-app purchases |
| Size | 46 MB | 74 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HONG IK LEE](https://appshunter.io/developer/1819512861) | [dasong sim](https://appshunter.io/developer/1883683802) |

## What reviewers say

### 떠먹

[App page](https://appshunter.io/ios/app/id6773045404)

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

**In-app purchases:** none


### 산안산기

[App page](https://appshunter.io/ios/app/id6790620473)

This app helps users prepare for the Industrial Safety Engineer exam. It focuses on personalized review using an AI-based algorithm to identify weak areas and schedule optimal review times. Features include practice tests, detailed explanations, and progress tracking.

**Highlights:** AI-powered smart review algorithm (FSRS), Comprehensive practice questions and detailed explanations, Personalized weak point analysis and targeted practice, Mock exams simulating real test conditions, Progress tracking and study statistics, Customizable study plans and daily goals, Offline study modes and device synchronization

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

**In-app purchases:** none


## Frequently asked questions

### Is 떠먹 free?

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

### Is 산안산기 free?

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

### Do 떠먹 or 산안산기 have ads?

산안산기 shows ads; 떠먹 does not.

### Which is updated more often, 떠먹 or 산안산기?

떠먹 ships an update every 5 weeks, and 산안산기 monthly. Most recently, 떠먹 was updated on October 31, 2026 and 산안산기 on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*