About
Create and perform music with a virtual keyboard and advanced sound editing tools. Explore various playing modes, connect external MIDI devices, and manage your sound library. Offers deep control over FM synthesis parameters.
What's New in Opaline FM
1.0.16
August 17, 2026
デスクトップ版に準じた新しいFX画面を追加しました。Auto Pan／Chorus、Delay、Reverbのモード選択と個別調整に対応。EDIT画面のレイアウト改善、波形・鍵盤表示の最適化、ファクトリー音色の更新、動作安定性の向上も行いました。
Developer apps
FAQ
What can I do with Opaline FM?
Opaline FM allows you to play music using a virtual keyboard on your iPhone and edit sounds with advanced FM synthesis parameters. You can also connect external MIDI keyboards for a more tactile playing experience.
Does Opaline FM support external MIDI devices?
Yes, Opaline FM supports external MIDI keyboards, including Note On/Off, pitch bend, modulation wheel, sustain pedal, and portamento control.
How does Opaline FM handle sound libraries?
Opaline FM supports loading and saving 32-voice SysEx banks, allowing you to manage and organize your created sounds and effect settings within different banks.
What playing modes are available in Opaline FM?
Opaline FM offers Single, Dual (layering two sounds), and Split (dividing the keyboard) playing modes, along with POLY/MONO and FULL/FINGERED portamento options.
Is Opaline FM free to use?
Yes, Opaline FM is available for free. It does not have in-app purchases or advertisements, offering a completely free music creation experience.
What devices is Opaline FM compatible with?
Opaline FM is currently supported on iPhones. It has an age rating of 4+.
How often is Opaline FM updated?
The latest version of Opaline FM is 1.0.16, and it was last updated on August 17, 2026. This indicates a recent update and ongoing development.
What is the user sentiment for Opaline FM?
Based on the available data, Opaline FM has a high rating of 4.7 stars from 3 ratings, suggesting positive user sentiment among its current users.
