좋아요
사용해본 통화앱중 기능도 편하고 음질도 좋네요 👍 앞으로도 잘 사용할게요
便利な電話アプリ！
海外に行った時、安く利用できました！
音質も良くてこれからも利用し続けてたいと思います。
音質も良くてこれからも利用し続けてたいと思います。
海外旅行で気軽に使えました
韓国旅行行きましたが、めっちゃ助かりました。自分の番号をアプリ050番号へ転送して無料ローミングが使えて良かったです。また韓国現地ホテルへもめっちゃ安く電話出来ました。これから仕事にも使えると思います。
About
Make affordable international calls from anywhere in the world. Enjoy free calls between users and to specific 050 numbers. Receive calls on your existing number while abroad without roaming charges.
✓Affordable international calling
✓Free calls between BayCall users
✓Free calls to 050 numbers
✓Use your existing number abroad
✓Clear and stable call quality
✓Address book and call history
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What's New in BayCall (ベイコール)
1.2.5
January 16, 2026
一部機能を修正。
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FAQ
How much does it cost to call Japan from overseas with BayCall?
BayCall offers a low rate of 18 JPY per minute for calls to Japan from anywhere in the world. This is significantly cheaper than typical carrier roaming rates, which can be around 140 JPY per minute from the US to Japan.
Are calls between BayCall users free?
Yes, all calls between BayCall users are completely free, regardless of the duration. Additionally, calls to numbers starting with '050' are also free, and these numbers can be purchased with coupons.
Can I receive calls on my regular phone number while abroad using BayCall?
Yes, after purchasing a 050 number, you can use your mobile carrier's call forwarding service to receive calls on your existing phone number (e.g., 080) as if you were roaming. There are no reception charges for this service.
What is the call quality like with BayCall?
BayCall provides clear and stable call quality, utilizing the high-quality Opus audio codec from WebRTC for optimal voice performance.
What devices does BayCall support?
BayCall is currently supported on iPhones and iPods. It is designed for iOS devices.
How often is BayCall updated?
The latest version of BayCall is 1.2.5, last updated on January 16, 2026. While this indicates a recent update, the frequency of future updates will depend on the developer's release schedule.
What is the age rating for BayCall?
BayCall has an age rating of 9+, making it suitable for users aged 9 and older.
Does BayCall have ads?
No, BayCall does not contain advertisements. The app is ad-free, allowing for an uninterrupted calling experience.