# 콕학 vs onTime 시간표

The clearest difference is in-app purchases: onTime 시간표 at none against 콕학's 4. 콕학's advantage is review sentiment (100% vs 86%) and iOS requirement (15.6 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 콕학 sells 4 in-app purchases, starting at $8.99 per month. onTime 시간표 asks for nothing beyond the download.

콕학 ships an update every 4 days, onTime 시간표 every 6 days. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 콕학 | onTime 시간표 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **100.0% of reviews** | 85.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 6 days |
| Monetization | Freemium | **Free** |
| Size | 49 MB | 92 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [SammyPick Inc.](https://appshunter.io/developer/1552323336) | [Yesol Kim](https://appshunter.io/developer/1893563922) |

## What reviewers say

### 콕학

[App page](https://appshunter.io/ios/app/id6739703874)

This app helps users efficiently memorize educational concepts using a spaced repetition system based on the forgetting curve. It recommends cards for review just before they are forgotten, optimizing study time. Users can track their progress and identify weak areas through data analysis.

**Highlights:** Forgetting curve-based review, Personalized card recommendations, Four-step evaluation system, Individual memory tracking, Data-driven learning analysis, Comprehensive exam coverage

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1개월 구독 | $8.99 | per month |
| 3개월 구독 | $14.99 | per 3 months |
| 6개월 구독 | $24.99 | per 6 months |
| 1년 구독 | $34.99 | per year |


### onTime 시간표

[App page](https://appshunter.io/ios/app/ontime/id6762255505)

This smart timetable app helps Korean high school teachers manage their schedules. Easily set class slots, receive automatic reminders before lessons, and view your daily schedule at a glance via a home screen widget. Share your timetable as an image.

**Highlights:** Subject and class slot management, Grade-separated schedule support, Automatic class reminders, Home screen widget, Image export and sharing

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 콕학 free?

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

### Is onTime 시간표 free?

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

### Do 콕학 or onTime 시간표 have ads?

Neither 콕학 nor onTime 시간표 shows ads.

### Which is updated more often, 콕학 or onTime 시간표?

콕학 ships an update every 4 days, and onTime 시간표 every 6 days. Most recently, 콕학 was updated on November 4, 2026 and onTime 시간표 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.*