Koin vs Ohmyoppa
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Koin
This app helps international students, travelers, and newcomers navigate life in Korea. It offers curated local information, community forums for connection, and AI tools for understanding everyday objects like signs and food.
- Curated local information
- Community forums
- AI-powered camera translation
- Discover culture, food, and places
- Connect with others in Korea
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Koin is an all-in-one app for international students, exchange students, travelers, and newcomers in Korea. It helps users explore life in Korea more easily through curated local information, community-based communication, and AI-powered tools. Key features: [Kuration] Discover useful content about Korea in a simple and engaging format. Learn about culture, food, places to visit, and daily life. [Kommunity] Connect with people from around the world who are living in or visiting Korea. Ask questions, share experiences, and exchange helpful information. [Kamera] Use AI-powered camera features to better understand food, signs, documents, and everyday objects in Korea. Why Koin? - Practical information for life in Korea - Curated content for international users - Community-based support - AI tools for everyday convenience Whether you are here to study, travel, or start a new life, Koin helps you feel more informed, connected, and confident in Korea.
Ohmyoppa
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Discover Korea beyond the guidebooks. OhMyOppa connects you with local “Oppas” to experience Korea in a more authentic, personal way. From hidden gems to cultural activities, every experience is curated to create meaningful memories.
Screenshots
Verdict
The clearest difference is update cadence: Koin at every 4 days against Ohmyoppa's fortnightly. Ohmyoppa's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 18.6). On price, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Koin ships an update every 4 days, Ohmyoppa fortnightly. The most recent releases landed on October 28, 2026 and October 15, 2026 respectively.
| Parameter | Koin | Ohmyoppa |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 4 days — better | Fortnightly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 18.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 114 MB | 61 MB |
| Age rating | 12+ | 12+ |
| Developer | Seong-hyeok Yang | JOONWOO LEE |
In-app purchases
Koin
No in-app purchases
Ohmyoppa
No in-app purchases
