# 2Planner vs 벼락치기AI

The clearest difference is ads: 벼락치기AI at none against 2Planner's shown. 2Planner's advantage is update cadence (every 10 days vs every 6 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. 2Planner sells 6 in-app purchases, starting at $3.99 per month and 벼락치기AI sells 1 in-app purchase, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

2Planner ships an update every 10 days, 벼락치기AI every 6 weeks. The most recent releases landed on September 20, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | 2Planner | 벼락치기AI |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 10 days** | Every 6 weeks |
| Monetization | — | Freemium |
| Size | 470 MB | 19 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [JeongUn Lee](https://appshunter.io/developer/1857998480) | [2Labs](https://appshunter.io/developer/1089573745) |

## What reviewers say

### 2Planner

[App page](https://appshunter.io/ios/app/2planner-notes-pdf-timer/id6756019381)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 클라우드 | $3.99 | per month |
| 프로 | $7.99 | per month |
| Premium 월간 | $14.99 | per month |
| AI 라이트 패키지 | $3.99 | one-time |
| AI 1000회 | $9.99 | one-time |
| AI 2000회 | $19.99 | one-time |


### 벼락치기AI

[App page](https://appshunter.io/ios/app/ai-ai/id6759626655)

This AI-powered study tool helps university students prepare for exams by analyzing lecture materials. It automatically generates summaries, flashcards, quizzes, and mock tests from uploaded PDFs and PPTs, focusing on high-probability exam topics.

**Highlights:** AI-powered exam summaries, Key topic identification, Flashcard generation, Automatic quiz creation, Mock test generation, Error analysis notebook, Study progress checklist

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro 플랜 | $9.99 | per month |


## Frequently asked questions

### Is 2Planner free?

2Planner is free to download, with in-app purchases available.

### Is 벼락치기AI free?

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

### Do 2Planner or 벼락치기AI have ads?

2Planner shows ads; 벼락치기AI does not.

### Which is updated more often, 2Planner or 벼락치기AI?

2Planner ships an update every 10 days, and 벼락치기AI every 6 weeks. Most recently, 2Planner was updated on September 20, 2026 and 벼락치기AI on September 17, 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.*