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Rhythm Game Mod Lab · Generative FNF Battle Synthesiser

FNF Song Maker

Produce authentic Friday Night Funkin' rhythm game battle tracks in seconds. Features signature turn-based call-and-response phrasing, chromatic beeps, and high-speed breakbeats.

What should it sound like?

Songs to generate
2
WorkspaceMy workspace
2 songs
  • V2.0
  • V2.0

How to use it

  1. 1

    Choose a Battle Style & Mod Theme

    Select from Boyfriend vs Opponent, Cyber Breakcore, Kawaii Future Bass, or Dark Void Mod presets.

  2. 2

    Customise Turn Phrasing & Tempo

    Adjust call-and-response turn length, chromatic vocal pitch sweeps, and high-speed battle tempo (140-200 BPM).

  3. 3

    Generate, Audition & Download WAV

    Listen to dual rhythm game battle tracks in sync, then download master 24-bit WAV audio ready for Psych Engine.

WHAT IT DOES

Everything this tool gives you

2D flat vector rhythm game timeline showing alternating turn-based bars between Opponent lead and Boyfriend response

Signature Call-and-Response Turn-Based Phrasing

Master the defining mechanic of rhythm game showdowns. Our engine generates authentic 4-bar alternating battle structures where the opponent sings a challenging melody and Boyfriend responds in sync.

  • Strict turn-based musical phrasing engineered for instant Psych Engine arrow charting
  • Dynamic climax duets where both vocalists battle simultaneously in the final drops
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2D flat vector colorful retro video game microphone emitting 8-bit square wave beeps and chromatic vocal scales

Robotic Chromatic Vocals & Beep-Boop Soundfonts

Bring iconic FNF character voices to life. Synthesises genuine robotic chromatic scale shifts, glitched vocal chops, 8-bit square wave leads, and expressive microtonal glides.

  • Classic Boyfriend-style robotic beeps, boops, and squeaks tuned to scale degrees
  • Customizable opponent vocal timbres from deep monster growls to hyperactive Kawaii synths
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2D flat vector fast arcade rhythm arrows with 180 BPM breakbeat drum waveform and neon lighting

High-Speed Arcade Breakbeats from 140 to 200 BPM

Deliver pulse-pounding gameplay pacing. Layer frantic 16th-note drum machine breakbeats, punchy arcade kicks, sub-bass 808 glides, and frantic glitch breakdown fills.

  • High-octane tempo options spanning 140 BPM groove battles to 200+ BPM speedcore boss fights
  • Ultra-crisp transient drum impacts calibrated for precise rhythm game hit-window timing
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Game Modding

FNF Mod Creators & Charters

Generate original soundtrack (OST) tracks for custom Friday Night Funkin Psych Engine mods.

Chart-Ready FNF Mod OSTs
Indie Games

Rhythm Game Developers

Soundtrack 4-key rhythm games, arcade arrow battlers, and bullet-hell music stages.

Arcade Rhythm Game Audio
Music Production

Chiptune & Breakcore Producers

Create nostalgic yet modern fusion tracks blending 8-bit retro synths with heavy modern drums.

High-Speed Chiptune Fusion
Content Creation

Gaming Streamers & YouTubers

Soundtrack FNF playthroughs, speedrun showcases, and animated meme battle videos.

Energetic Gaming Meme Audio

Call-and-Response

Authentic alternating turn-based phrasing engineered for rhythm game charting.

Chromatic Vocals

Signature robotic beeps, boops, and vocal scale slides with genuine FNF character.

Dual Variations

Outputs two distinct high-speed battle arrangements per task for creative choice.

Commercial License

Export 24-bit lossless WAV master files cleared for game releases and mod distribution.

It is an AI generator designed to compose authentic Friday Night Funkin'-style battle tracks with turn-based call-and-response melodies, chromatic vocal soundfonts, and high-speed rhythm game drums.

Turn your next idea into a song

Go back to the generator above and describe what you want to hear. Free to start, no production experience needed.