What is Growtopia Music Simulator Final (GMSF)?

Growtopia Music Simulator Final (GMSF) is a free online tool that lets you compose and plan music for Growtopia. You place Note Blocks on a grid, set the BPM, edit Audio Racks, and preview the song before building it in-game - without wasting in-game resources.

How many pages can a Growtopia music world hold?

A Growtopia world has a 16-page maximum height for Note Block placement. GMSF mirrors this limit so your planned song fits in-game exactly as designed.

Can I export my song to MIDI?

Yes. GMSF can export your composition to a MIDI file and also import an existing MIDI file to convert it into a GMSF song.

Is Growtopia Music Simulator Final free?

Yes. GMSF runs entirely in your browser and is free to use - no download or installation required.

Growtopia Music Simulator Final (GMSF) - Free Online Music Maker & Planner

⚙️ Developer Settings

Password

Access protected. Max 5 attempts per session.

Song Settings

Length (max 40000) BPM

Audio Gear / Rack Editor (Hotkey "B" for Back)