OPNMIDI Player

LiveWohlstandFox2 apps · 21.4K installsMusic & AudioFreeru.wohlsoft.opnmidiplayer

A simple OPN2 and OPNA Synth based MIDI Player with use of libOPNMIDI

Alert me★ WatchOpen in Play ↗
Total installs
11,857
exact · Play shows 10,000+
Installs / day
0
7-day avg · last day 0
Rating
4.4★
73 ratings · 9 reviews
Released
21 Feb 2019
7.6y ago
Last update
24 Aug 2026
v1.6.2 · 2mo ago
Countries
—
not checked yet

Installs per day

gain of the exact counter
01234511 Oct12 Oct

Lifetime avg ≈ 4/day (all installs ÷ days since release)

Daily tracking since 10 Oct 2026 · history grows every day

Install history

exact counter from Google Play
11,78011,80011,82011,84011,86011,88011,90011,92010 Oct11 Oct12 Oct
02.5K5.0K7.5K10.0K12.5K21 Feb 201910 Oct 202612 Oct 2026

Dashed: estimate from the release date (no daily data before 10 Oct 2026) · time axis compressed before that day

Daily tracking since 10 Oct 2026 · history grows every day

Change timeline

Full history

No changes recorded yet. We compare every crawl with the previous one and list title, icon, screenshots, description, version, price and availability changes here.

Country availability

Availability has not been checked for this app yet. “Check all countries” looks the app up in about 140 Google Play storefronts and shows where it is live, listed but not installable, or missing — plus any country-specific (custom) store listings.

Top countries

Country data will be available soon.

We estimate where downloads come from using the app’s position in Google Play’s top charts in about 140 countries. This app is not in any chart we have collected yet; the estimate appears as soon as it is.

Top chart positions

Not in any tracked top chart.

App manifest

Read this app's manifest from Google Play: permissions, declared SDKs, components and AdMob app ID. Saved analysis appears here automatically.

Manifest analysis reads only the required APK ranges. Base APK downloads may need separate device splits to install.

Data safety

declared by the developer on Google Play
  • No data shared with third parties
  • No data collected

This is the developer's own declaration, summarised from the Play listing. The permissions below show what the app is technically able to access.

Permissions

2 in 2 groups
2 Sensitive0 Notable0 Routine

What this app can do with your phone

  • Read photos, videos, and other files saved in your phone's shared storage
Photos/Media/FilesSensitive1

Access to photos, videos, music and other files stored on your device

  • Read photos, videos, and other files saved in your phone's shared storageread the contents of your USB storage · READ_EXTERNAL_STORAGE
StorageSensitive1

Access to files, photos and media saved on your phone's storage

  • Read photos, videos, and other files saved in your phone's shared storageread the contents of your USB storage · READ_EXTERNAL_STORAGE

Sensitive = can reach personal data, location, camera/mic or act on your behalf. Notable = changes how your device behaves. Routine = normal for almost every app. Source: Google Play's permission list for all versions of this app.

Store listing

Full description
It's a small and simple MIDI player with OPN2 (Yamaha YM2612) or OPNA (YM2608) FM synthesis. The player can play any MIDI, MUS, or XMI file you will have on your device. Player has General-MIDI and Semi-XG compatible bank timbre bank made from imported instruments from various Sega Megadrive/Genesis games, ported from OPL3, or originally made. Optionally you can use external timbre bank file in WOPN to get the different sounding of your music. # Key features of the libOPNMIDI synthesizer: * OPN2 emulation * Customizable bank of FM patches (You have to use the bank editor (https://github.com/Wohlstand/OPN2BankEditor) to create own soundbank) * Stereo sound * Number of simulated OPN2 chips can be specified as 1-100 (maximum channels 600!) * Pan (binary panning, i.e. left/right side on/off) * Pitch-bender with adjustable range * Vibrato that responds to RPN/NRPN parameters * Sustain (a.k.a. Pedal hold) and Sostenuto enable/disable * MIDI and RMI file support * Real-Time MIDI API support * loopStart / loopEnd tag support (Final Fantasy VII) * 111'th controller based loop start (RPG-Maker) * Use automatic arpeggio with chords to relieve channel pressure * Support for multiple concurrent MIDI synthesizers (per-track device/port select FF 09 message), can be used to overcome 16 channel limit * Partial support for GS and XG standards (having more instruments than in one 128:128 GM set and ability to use multiple channels for percussion purposes, and support for some GS/XG exclusive controllers) * CC74 "Brightness" affects a modulator scale (to simulate frequency cut-off on WT synths) * Portamento support (CC5, CC37, and CC65) * SysEx support that supports some generic, GS, and XG features * Full-panning stereo option (works for emulators only) # Links * The source code of player: https://github.com/Wohlstand/OPNMIDI-Player-Java * The source code of libOPNMIDI: https://github.com/Wohlstand/libOPNMIDI * The OPN2 bank editor which allows you to create or modify WOPL timbre bank files: https://github.com/Wohlstand/OPN2BankEditor/

What's new

- Updated target Android SDK to API 37. - Added infinite loop toggling. - Added the Apogee EMIDI mode (to correctly play music designed for games -based on Apogee/3D Realms' Audio library "Apogee Sound System"). - Updated libOPLMIDI with new features such as HMI/HMP support.

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