Everything you need to prep your tracks

Import audio from any supported URL with one click. Paste a single link or batch-process entire playlists — GreenGo fetches the media, converts it, and prepares it for your library automatically.

• Import from YouTube, TikTok, Instagram, SoundCloud, and 6 more platforms
• Batch paste multiple URLs — process them all in parallel
• Automatic quality selection (up to 4K video, 320kbps audio)
• Cookie-aware downloads for authenticated content
• Playlist detection and batch importing
• Cancel/pause support with progress tracking

Ultra high-precision tempo detection using multiple analysis methods with weighted consensus. GreenGo snaps to common production tempos and verifies beat phase coherence for accuracy you can trust.

• Multi-method consensus: IOI histogram + beat interval tracking
• Integer BPM snapping to common DAW tempos (70-200 BPM)
• High-pass filter at 60 Hz to remove sub-bass interference
• 30-second analysis window at 22050 Hz sample rate
• Beat phase coherence verification for edge cases
• Supports MP3, WAV, FLAC, OGG, M4A

Multi-signal fusion key detection engine with genre-aware parameter profiles. Combines four independent detection methods and uses auto-genre classification to weight results — the most accurate key detection available in any standalone tool.

• 4-signal fusion: libKeyFinder + librosa chroma ensemble + STFT-only + sub-bass root
• Genre-aware profiles: Electronic, Hip-Hop, Pop, Rock & more
• Auto-classifier detects genre from BPM + spectral centroid
• Camelot wheel notation (Rekordbox, Serato, VirtualDJ)
• Open Key notation (Traktor)
• Enharmonic normalization (flats → sharps)

AI-powered energy, mood, and danceability detection using machine learning models trained on 14,859 tracks. Know the vibe of every track in your library before you play it — sort by energy level, filter by mood, find danceable tracks instantly.

• Energy detection (1-10 scale) — know track intensity at a glance
• 9-class mood classifier: Aggressive, Euphoric, Chill, Dark, Melancholic & more
• Danceability score (1-10 scale) — perfect for open-format sets
• ML models: RandomForest regressors + XGBoost mood classifier
• Genre-aware mood weighting for 9 genre profiles
• Processes in ~1.2 seconds per track after initial model load

Convert between all major audio formats with configurable quality. FFmpeg-powered engine with automatic download of codec essentials on first use.

• Formats: MP3, WAV, AAC, FLAC, M4A, OGG
• Quality presets: 128k, 192k, 256k, 320kbps
• Batch conversion — process entire folders at once
• FFmpeg auto-installs on first launch

Writes BPM, key, Camelot, Open Key, artist, and title directly into your audio file tags. Compatible with every major DJ software — your library is organized the instant you import it.

• ID3v2 tags for MP3 (TBPM, TKEY, TXXX:INITIALKEY, TXXX:OPENKEY)
• MP4/M4A metadata (tmpo, ©key, ©ART, ©nam)
• FLAC/OGG Vorbis comments
• Full compatibility: Rekordbox, Serato, Traktor, VirtualDJ

Process your entire playlist at once with multi-threaded parallel execution. Paste up to unlimited URLs (Pro) and let GreenGo download, analyze, tag, and organize everything in parallel.

• Configurable thread pool (1-8 parallel workers)
• Folder analysis — drag and drop an entire folder of tracks
• CSV import/export for batch analysis results
• Progress tracking with per-job status indicators

Chrome browser extension that adds one-click download buttons to supported platforms. Click "Send to GreenGo" while browsing — the track appears in your desktop app queue instantly, with cookies synced automatically for authenticated content.

• One-click "Send to GreenGo" button injected on supported pages
• Queue management — batch-send playlists
• Auto cookie sync for authenticated downloads
• Badge showing queue count (green when connected, orange when offline)
• Supports YouTube, TikTok, Instagram, SoundCloud, Twitter/X, Facebook, Vimeo, Dailymotion, Bandcamp, Twitch