BPM Finder is a free, privacy-safe online tool that analyzes the tempo of any song with 99.5% accuracy. It offers multiple modes: single file upload, batch processing (up to 50 files), tap tempo, and real-time microphone analysis. All processing happens client-side in the browser, ensuring no audio data is uploaded to servers. The tool uses a DeepRhythm CNN model for precise BPM detection and includes features like confidence scoring, export-ready results, and octave ambiguity resolution. It is designed for music professionals, DJs, producers, fitness instructors, and video editors who need fast, accurate tempo analysis without registration.