This app uses AI to analyze the guitar or bass tone of any song and create playable patches for your Valeton multi-effects processor. It isolates tracks, analyzes spectral features, and maps tones to your device's effects via Bluetooth.
1.1.1
April 30, 2026
Bass Support, Bug Fixes
Unlimited song analysis and tone matching
Thank you, as soon as I’m done with the complete launch, will start on bass.
GP Tone Builder is a music app that uses AI to analyze the guitar and bass tones of any song and create playable patches for your Valeton GP-50 or GP-5 multi-effects processor. It sends these patches directly to your device via Bluetooth.
GP Tone Builder is built specifically for the Valeton GP-50 and Valeton GP-5 multi-effects processors. It is available on iPhone, iPad, and iPod.
The app uses AI-powered stem separation to isolate guitar or bass tracks from any song. It then performs advanced audio analysis to extract spectral features and map these tones to the effects and parameters on your Valeton hardware.
Yes, you can try GP Tone Builder for free with 3 song analyses. After the trial, you can continue with a subscription for unlimited access.
GP Tone Builder offers a free trial with 3 song analyses. Unlimited access is available through a subscription priced at $29.99 per year.
The latest version of GP Tone Builder is 1.1.1, and it was last updated on April 30, 2026. Updates typically include improvements to AI analysis and hardware compatibility.
GP Tone Builder is designed for musicians who own specific Valeton hardware. While the AI handles complex analysis, users should have a basic understanding of guitar or bass effects to best utilize the generated patches.
GP Tone Builder does not contain advertisements. Its monetization model is freemium, offering a limited free trial and a paid subscription for full functionality.