# OTOTO

> Music Staff Viewer Mertonome

Canonical page: [https://chrome-stats.com/d/id1660434628](https://chrome-stats.com/d/id1660434628)

## Overview

- **ID:** `id1660434628`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** 玺 章
- **Category:** Music
- **Rating:** 4.50 / 5 (2 ratings)
- **Version:** 0.8.0
- **Last updated:** 2025-06-08
- **First published:** 2022-12-27
- **Size:** 66 MB
- **Data as of:** 2026-09-04
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/ototo/id1660434628)
- **Privacy policy:** [https://www.99zz.net/%e3%83%97%e3%83%a9%e3%82%a4%e3%83%90%e3%82%b7%e3%83%bc%e3%83%9d%e3%83%aa%e3%82%b7%e3%83%bc/](https://www.99zz.net/%e3%83%97%e3%83%a9%e3%82%a4%e3%83%90%e3%82%b7%e3%83%bc%e3%83%9d%e3%83%aa%e3%82%b7%e3%83%bc/)

## Description

* Music Sheet reader
Read MXL, musicxml, PNG, JPEG, PDF format files
Recognize the measures and staff of images or PDF
Dark mode reading, more energy-efficient
auto scroll sheet in the Landscape screen
save, manage the music sheets

* Scanner
Input from album, local files, camera
Export PDF

* Metronome
8 optional sounds 
Sound, vibration, appearance, and flashing optional modes 
Set strong and weak beat
Display measure number
Save music info 

* Bmp counter
 Count beats and practice rhythm

No advertisements, focus on practicing
No registration required

 
 EULA https://www.99zz.net/%e5%88%a9%e7%94%a8%e8%a6%8f%e7%b4%84/

## Rankings

- #697,367 — Overall

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Source: [Chrome-Stats](https://chrome-stats.com/d/id1660434628)