AppBrain's verdict
- Last updated
- July 28, 2026
- Size
- 8.04 MB
User feedback
Ratings and reviews on the App StoreComments on Instant BTC/JPY Calc! for iOS
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Store listing
By Shun Isayama, from the App StoreDescription by Shun Isayama Written by the developer, not by AppBrain. Click to read.
Perfect for cryptocurrency portfolio management, Bitcoin payment verification, BTC-denominated trade confirmation, and any situation requiring fast and accurate currency conversion.
<Features>
● Simple and intuitive interface
● Automatically fetches real-time Bitcoin rates
● Bidirectional conversion: Yen to Bitcoin and Bitcoin to Yen
● Always displays the latest Bitcoin rate and update time
● Easy-to-use numeric keypad
● Large display for instant result viewing
● Conversion history saving function
<How to Use>
1. Convert Yen to Bitcoin
* Enter amount in "Japanese Yen"
* Tap "Convert to Bitcoin" button
* Bitcoin equivalent appears in the result field
2. Convert Bitcoin to Yen
* Enter amount in "Bitcoin"
* Tap "Convert to Yen" button
* Yen equivalent appears in the result field
3. Update Bitcoin Rate
* Tap the refresh button in the top right corner to get the latest Bitcoin rate
* Rates are automatically fetched on app launch - use the refresh button as needed
4. View Conversion History
* Tap the "History" tab to review past conversions
Use it for cryptocurrency portfolio management, Bitcoin payment verification, BTC-denominated trades, and more!
Real-time Bitcoin rates ensure you always get the latest conversion results.
Simple operation and easy-to-use design for everyone.
From trade planning to actual transactions, use it in all scenarios.
This is a paid app with no ads.
Safety and technology
Found in the app by AppBrain- Price
- $5.99
- App size
- 8.04 MB
- Content rating
- Everyone
Technologies used by Instant BTC/JPY Calc!
Releases
Updates seen on the App Store- Version
- 1.7
- Launched
- January 2025
No changelog data
Alternatives
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Rankings
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About the app and developer
About Instant BTC/JPY Calc!
Instant BTC/JPY Calc! is a finance app developed by Shun Isayama.
User Ratings
The app has no ratings yet.
App Information
Instant BTC/JPY Calc! costs $5.99. The app size is 8.04 MB. The latest version available is 1.7. The last update was on July 28, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on the App Store since January 2025.
Instant BTC/JPY Calc! is made and published by Shun Isayama. AppBrain is an independent app data site and isn't affiliated with Shun Isayama. The app name, icon, screenshots and description belong to Shun Isayama and are shown as published on the App Store.
Developer information for Shun Isayama
Address:
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