98+ iOS apps & games curated and reviewed
Looking for free koyomi apps and games? 15 of our 98+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | — | Yes | Yes | Jul 2026 |
| 2 |  | $1.99 | 4.4★ (642) | No | No | Jul 2026 |
| 3 |  | Free | — | No | No | May 2026 |
| 4 |  | Free | — | Yes | Yes | Jun 2026 |
| 5 |  | Free | — | Yes | No | May 2026 |
| 6 |  | Free | — | No | No | Jul 2026 |
| 7 |  | Free | — | No | Yes | Jul 2026 |
| 8 |  | Free | — | No | No | May 2026 |
This app displays traditional Japanese calendars, including lunar phases, zodiac signs, and auspicious days. It integrates with your existing iOS calendar and offers features like printing and PDF sharing. Perfect for those who appreciate traditional calendrical information.
Instantly convert between Gregorian and Japanese eras, calculate ages, and determine zodiac signs. This app helps answer common questions about historical dates and personal timelines with an easy-to-use interface and automatic conversion for non-existent years.
A calendar app for the year 2026, featuring soothing monthly illustrations and visual cues for the current date. It also displays the Japanese lunar calendar and solar terms with seasonal illustrations.
Connect with others through group calls, one-on-one chats, and interest-based communities. Find friends for gaming, studying, or just to pass the time. Safety features and content moderation are in place for a secure experience.
Experience a traditional Japanese card game played with Hanafuda cards. The objective is to form specific card combinations, known as 'yaku', before your opponent. Choose to cash in your points or continue playing for higher scores by saying 'koi-koi'.
Experience a classic Japanese card game with vibrant visuals and a user-friendly design. This app offers a blend of strategy and chance, perfect for both beginners learning the ropes and experienced players seeking a challenge. Play against a charming fish character or a friend.
This premium, single-player game offers a serene escape with mesmerizing koi breeding and collection. Enjoy tranquil gameplay, enchanting music, and a visually stunning experience without ads or in-app purchases.
Connect with people through voice calls and chats. Share your thoughts, join group discussions, or enjoy one-on-one conversations. Discover communities based on shared interests and express yourself through voice and image posts.