Your files remain on your device
Processing happens inside the browser tab. Refreshing or closing the tab clears the current file queue.
ToolsTap along to a song to calculate tempo from the most recent beat intervals.
Uses the latest five intervals for a responsive tempo estimate.
No hidden queue, upgrade screen or misleading result state.
Press the beat button in time
Review the stabilized BPM
Reset for a new song
Processing happens inside the browser tab. Refreshing or closing the tab clears the current file queue.
Device tools and the Trenith interface are free. External providers may separately charge the account associated with your own API key.
Trenith builds SaaS backends, AI integrations, cloud infrastructure, CRM workflows and automation for teams that need more than a one-off browser task.