Archive for the ‘iPhone / iPod touch / iPad’ Category

All apps work on iOS 15


All apps are checked on iOS 15 simply. No problems have been found so far.
Peace of mind to use, please purchase.
By the way, all apps are currently developing the next version for improving.

すべてのアプリについて、iOS 15での簡単な動作確認をしました。現在のところ問題は見つかっておりません。

Chord Scale Bundle Support Page has updated in English and Japanese


Each page is here.

English Support Page

Chord NOTE

Guitar Kit

Piano Kit


Chord NOTE

Guitar Kit

Piano Kit

Chord Scale Bundle has updated!

Chord Scale Bundle has updated!
Chord Scale Bundle がアップデートされました!

Now Chord NOTE and Guitar Kit are ver 7.9, Piano Kit is ver 4.9.
Chord NOTEとGuitar Kitはver 7.9に、Piano Kitはver 4.9になりました。

Chord Rules have been organized for making easier to understand, and Chord Progression has moved to independent Tab.

In addition, the Play Settings and Export Settings of all apps have been redesigned to be easier to use.
In-app help Help text has been completely rewritten, and you can Undo and Redo with swipe left or right gesture.
And many other modifications have been made.

Please download now!

Support page will update in a few days for current version.


Chord Ruleも整理されて分かりやすくなり、Chord Progression画面がタブとして独立しました。

また、全てのアプリのPlay Settings, Export Settings がより使いやすいように再設計されました。
アプリ内ヘルプは完全に書き直され、Undo, Redoもスワイプだけで出来るようになりました。



Kappa Theater 6.0 has released!

Kappa Theater 6.0 has released!
河童劇場 6.0 がリリースされました!

This version supports Dark Mode. And included various improvement. It support iOS 14 and iPad OS 14 officially.
Dark Mode will be very helpful when you read at night especially. Let’s download now!


このバージョンはダークモードをサポートします。その他にも様々な改善を含み、iOS 14, iPad OS 14を正式サポートしました。

All apps work on iOS 14 devices

All apps work on iOS 14 devices

I’ve done some simple tests. I think that all apps work fine on iOS 14 and iPadOS 14.
簡単なテストをしましたが、すべてのアプリは iOS 14 と iPadOS 14 で正常に動くと思います。

Chord NOTE, Guitar Kit, Piano Kit, PET Bottling and Kappa Theater (河童劇場) are here.

Check it! :)

© 2009 Rootage Official Site