Cothm vs HARU
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Cothm
Read full descriptionHide full description
This app provides detailed information about courses, news, and events, and also allows you to actively participate in them.
HARU
Read full descriptionHide full description
Stop studying Korean. You're already learning with your creators. HARU is the app where your favorite Korean creators become your daily Korean coach. Every lesson starts with a short, shorts-style video from a real Korean creator, three minutes a day of real Korean in real situations. Watch it like any short on your feed. That's it. Then your AI coach steps in: quick check on today's core vocab, repeat after the native speaker, build today's words into your own sentences. Not a textbook. Korean that sticks without trying. Pick a course you love: K-Pop boot camps, real slang, pronunciation drills, vowel masters. All built by Korean creators with real SNS audiences, not by some faceless publisher. Four steps a day, three minutes per step. Stop studying. Just keep scrolling, like always. You're already learning with your creators. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Cothm at none against HARU's 1. Cothm also leads on iOS requirement (15.6 vs 18.2). On price, update cadence, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. HARU sells 1 in-app purchase, starting at $12.99 per month. Cothm asks for nothing beyond the download.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.
| Parameter | Cothm | HARU |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.6 — better | 18.2 |
| Further details — not scored | ||
| Size | 22 MB | 1 MB |
| Age rating | 17+ | 9+ |
| Developer | CYBER ADVANCE SOLUTIONS (PRIVATE) LIMITED | hanbyeol jang |
In-app purchases
Cothm
No in-app purchases
HARU
- Premium Monthly$12.991 Month
