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App Store Apps > Finance > Instant BTC/JPY Calc!
Instant BTC/JPY Calc! icon

Instant BTC/JPY Calc!

1.7
Shun Isayama
0.00
0 reviews
$5.99

Instant BTC/JPY Calc! Screenshot 1 of 3
Instant BTC/JPY Calc! Screenshot 2 of 3
Instant BTC/JPY Calc! Screenshot 3 of 3
Screenshots by Shun Isayama, from the the App Store listing
View on the App Store

AppBrain's verdict

Last updated
July 28, 2026
Size
8.04 MB
Official page on the App Store

User feedback

Ratings and reviews on the App Store

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Store listing

By Shun Isayama, from the App Store
Description by Shun Isayama Written by the developer, not by AppBrain. Click to read.
Get the latest Bitcoin rates automatically and instantly convert between Japanese Yen and Bitcoin!

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

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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

Shun Isayama

Address:

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