# 온라인 플래너 INTEGRAL (메가스터디 인테그랄) vs 구해

The clearest difference is rating: 구해 at 5.0 against 온라인 플래너 INTEGRAL (메가스터디 인테그랄)'s 2.0. 온라인 플래너 INTEGRAL (메가스터디 인테그랄)'s advantage is in-app purchases (none vs 3) and update cadence (every 6 weeks vs every 4 months). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. 구해 sells 3 one-off in-app purchases. 온라인 플래너 INTEGRAL (메가스터디 인테그랄) asks for nothing beyond the download.

구해 holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 3 and 2 respectively. Written reviews point the same way: 94% of 온라인 플래너 INTEGRAL (메가스터디 인테그랄)'s written reviews are positive against 100% of 구해's.

온라인 플래너 INTEGRAL (메가스터디 인테그랄) ships an update every 6 weeks, 구해 every 4 months. The most recent releases landed on October 19, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 온라인 플래너 INTEGRAL (메가스터디 인테그랄) | 구해 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (3 ratings)](https://appshunter.io/ios/app/integral/id1458825221/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/id1538378326/reviews)** |
| Number of ratings | **3** | 2 |
| Positive reviews | 94.1% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 4 months |
| Monetization | Free | — |
| Size | 204 MB | 32 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MegaStudyEdu](https://appshunter.io/developer/1050903129) | [Digital Daesung](https://appshunter.io/developer/476488589) |

## What reviewers say

### 온라인 플래너 INTEGRAL (메가스터디 인테그랄)

[App page](https://appshunter.io/ios/app/integral/id1458825221)

Manage your online lectures, set goals, track grades, and stay motivated with friends. This planner helps students organize their study schedules, monitor progress, and prepare for exams with features like a stopwatch and mock test mode.

**Highlights:** Online lecture scheduling, Goal setting and achievement tracking, Grade management and analysis, Study time stopwatch, Motivation club with friends, Customizable alarms and mock test mode

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

**In-app purchases:** none


### 구해

[App page](https://appshunter.io/ios/app/id1538378326)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 구해 질문 이용권 5회 | $1.99 | one-time |
| 구해 질문 이용권 10회 | $3.99 | one-time |
| 구해 질문 이용권 30회 | $7.99 | one-time |


## Frequently asked questions

### Is 온라인 플래너 INTEGRAL (메가스터디 인테그랄) free?

온라인 플래너 INTEGRAL (메가스터디 인테그랄) is free to download, with no in-app purchases.

### Is 구해 free?

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

### Which has better reviews, 온라인 플래너 INTEGRAL (메가스터디 인테그랄) or 구해?

구해 is rated higher. 온라인 플래너 INTEGRAL (메가스터디 인테그랄) averages 2.0 out of 5 from 3 ratings, while 구해 averages 5.0 from 2 ratings.

### Do 온라인 플래너 INTEGRAL (메가스터디 인테그랄) or 구해 have ads?

Neither 온라인 플래너 INTEGRAL (메가스터디 인테그랄) nor 구해 shows ads.

### Which is updated more often, 온라인 플래너 INTEGRAL (메가스터디 인테그랄) or 구해?

온라인 플래너 INTEGRAL (메가스터디 인테그랄) ships an update every 6 weeks, and 구해 every 4 months. Most recently, 온라인 플래너 INTEGRAL (메가스터디 인테그랄) was updated on October 19, 2026 and 구해 on October 24, 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.*