Sakudoka - One measure drum score quick editor

Overview / Operating environment and download / How to use / Note / Created by / Release notes


You can quickly and easily edit a drum score image of one measure.
Input screen sample (whole display) Input screen sample (enlarged display) Drum score image sample

Operating environment and download

Please download "Sakudoka - One measure drum score editor" from Google Play. The supported OS is Android 4.4 or later.

How to use

Method of operation

  1. Start the app. The drum score of one measure is displayed.
  2. Touch where you want to hit on the score to see the note. Please refer to the guide (gray dots on the top and bottom of the score) for the position to touch. If you touch it again, you won't hit it. Hi-Hat cymbal, Snare drum and Bass drum can be entered.
    Full view
  3. Swipe down to zoom in on one beat. You can also enter Crash cymbal, Ride cymbal, High tom, Low tom and Floor tom. Swipe left or right to move sideways one beat at a time. Swipe up to return to full view.
    Zoom in
  4. If you press and hold a note, the note menu will appear. Hold down your finger, slide it onto the note menu, and release it to execute the process. Currently, you can add or remove the accent mark and flam mark.
    Note menu
  5. Touch the score image output icon score to save the score as a PNG image. In the Pictures folder of external storage, save the file name "DrumScore_YYYYMMDD_HHMMSS.png" (YYYYMMDD_HHMMSS is currently at date and time).
  6. Touch the whole rest icon whole rest to restore the score to its initial state.


The drum notation displayed by this app is as shown in the image below. You can redistribute the image, but do not change the notation.
Drum notation


Redistribution of this app is prohibited, but videos and screenshots using this app may be posted on the Internet such as SNS.

Created by

Tomoko Sugimoto

E-Mail :
twitter : @sugitomo_d

Release notes

3.3.0 (September 16, 2021)
Added support for Japanese display.
Added a help button and integrated it with the privacy policy button.
3.2.1 (July 12, 2021)
Fixed a bug that High tom, Low tom, Snare drum, and Floor tom could not be input normally when enlarged.
3.2.0 (July 3, 2021)
Crash cymbal input function was added. (You can enter the notes of the cymbal above the first ledger line above the staff.)
I changed the target version to Android 11.0 (R).
3.1.1 (May 16, 2021)
Fixed the problem that the score protrudes from the output image when the width of the score is smaller than the screen width.
3.1.0 (February 3, 2021)
Added a note menu that allows you to add or remove flam symbols.
Buttons are no longer displayed when the screen is enlarged.
The advertising banner is displayed at the bottom of the screen. Along with this, I added a button to display the privacy policy.
The button image of the app has changed.
Fixed a bug where the entire score would not be displayed if your device was elongated.
3.0.0 (December 7, 2020)
Added the note menu function. In this version, you can add or remove the accent mark.
The design of the score image output button and the whole rest button has been changed. When it is pressed, its background color changes. It's size is a little bigger than before.
Fixed a bug that the outside of the right score is enlarged when flicking the right margin of the score down.
2.2.1 (April 30, 2020)
I changed the target version to Android 10.0 (Q).
2.2.0 (April 19, 2020)
Ride cymbal input function was added.
2.1.0 (March 31, 2020)
When zooming in, you ware able to move left and right by swipe.
The button image was changed a little.
2.0.0 (January 1, 2020)
High tom, Low tom and Floor tom input functions have been added.
1.0.0 (August 15, 2019)
The app has been released. This app is compatible with Android 4.4 and above. Target version is Android 9.0 (Pie).