| What it does | Browser extension that transforms YouTube, Spotify Web and Apple Music into immersive 8D spatial sound
| Free audio conversion and editing with no signup required
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
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| Pricing model | Freemium
| Freemium
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| Pricing | Free: Full 8D experience with 8D rotation, Auto DJ, 8 presets, bass/clarity/reverb controls, floating panel with visualizer, 30-second shareable video samples, and 60-second previews of every Pro mode. Pro: $4.99 one-time payment unlocks multi-band surround, HRTF 3D, binaural beats, full-length expo
| Guest (free): 10 conversions/day, 10 MB limit. Free Account (free): 20 conversions/day, 50 MB limit. Premium: €9.99/month (€95.99/year) with unlimited conversions, 200 MB limit. Premium Plus: €29.99/month (€287.99/year) with 1 GB limit and advanced features.
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| Key features | - 8D rotation engine with circular, sine, triangle and bounce patterns
- Beat-aware Auto DJ transitions carrying 4-8 beats between tracks
- Multi-band surround with frequency-dependent positioning
- HRTF 3D positioning with Orbit, Figure-8 and Drift paths
- Binaural beats at 15 Hz, 10 Hz, 6 Hz and 3 Hz frequencies
- Real-time audio visualizer with 120x120 canvas
- 30-second shareable video exports with visualizer
- Full-length exports up to 10 minutes as MP4, WAV or M4A
- Interaural time delay and head shadow filtering
| - Convert between 50+ audio formats including MP3, WAV, M4A, FLAC, AAC, OGG
- Compress MP3 files with bitrate control (128, 192, 256, 320 kbps)
- Trim and cut audio clips by start and end time
- Merge multiple MP3 files into one
- Normalize audio volume levels
- Change audio speed or bitrate
- Extract audio from video files (MP4, MOV, MKV, AVI, WebM)
- REST API for programmatic conversion with JSON requests
- Automatic file deletion after 24 hours for guests, 7 days for free accounts
- Batch convert up to 10 files at once on free account
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| What makes it different | - Processes all audio entirely in browser with zero data sent anywhere, ever
- Works directly on YouTube, Spotify Web and Apple Music without disrupting playback
- Bio-accurate interaural delay of 0.7ms with HRTF 3D positioning
- Instant license key delivery via email with immediate activation
| - No signup required to start converting
- Privacy-first approach with no tracking or sharing of uploaded files
- Core tools remain free forever
- Fast conversions optimized to take seconds not minutes
- Simple interface with no dark patterns or forced signups
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 10 ▼ −1 (down) since last check | 51 ● no change since last check |
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| Trust Flow (Majestic) | 7 | 17 |
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| Citation Flow (Majestic) | 19 | 33 |
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| Referring domains (Majestic) | 20 | 123 |
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8Dfy
mp3.now