# HeekTime vs 아마두

The clearest difference is in-app purchases: HeekTime at none against 아마두's 4. HeekTime also leads on iOS requirement (13.0 vs 18.0). 아마두's advantage is update cadence (every 5 days vs every 4 months). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. 아마두 sells 4 in-app purchases, starting at $1.99 per month. HeekTime asks for nothing beyond the download.

HeekTime ships an update every 4 months, 아마두 every 5 days. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | HeekTime | 아마두 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **100.0% of reviews** | 93.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 5 days** |
| Monetization | **Free** | Freemium |
| Size | 22 MB | 117 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Junha Jang](https://appshunter.io/developer/1134379995) | [MinSoo Go](https://appshunter.io/developer/1715614652) |

## What reviewers say

### HeekTime

[App page](https://appshunter.io/ios/app/heektime/id1134379996)

Plan your next semester's schedule with this app. Create multiple schedule options by cloning fixed schedules and use powerful filters to search for desired courses. Avoid early morning classes and find courses that fit your specific needs.

**Highlights:** Clone fixed schedules, Create multiple schedule options, Powerful course filtering, Filter by available time slots, Filter by day of the week, Filter by credits, Filter by course classification

**Features:** macOS Compatibility

**In-app purchases:** none


### 아마두

[App page](https://appshunter.io/ios/app/id6739255155)

Manage your schedule, timetable, and notes all in one app. Perfect for students, shift workers, and families needing to coordinate events. Features shared calendars, duty management, and customizable widgets for easy access.

**Highlights:** Shared calendars for family and friends, Shift duty management with statistics, Weekly timetable view with color coding, Dual note-taking methods (checklist and general), Home and lock screen widgets, Automatic synchronization across devices

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $1.99 | per month |
| Premium Yearly | $11.99 | per year |
| Lifetime (Launch Offer) | $17.99 | one-time |
| 평생 이용권 | $19.99 | one-time |


## Frequently asked questions

### Is HeekTime free?

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

### Is 아마두 free?

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

### Do HeekTime or 아마두 have ads?

Neither HeekTime nor 아마두 shows ads.

### Which is updated more often, HeekTime or 아마두?

HeekTime ships an update every 4 months, and 아마두 every 5 days. Most recently, HeekTime was updated on October 24, 2026 and 아마두 on October 28, 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.*