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Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.

SAM TTS logo
SAM TTS
✓ verifiedFreemium

Free browser-based recreation of the classic Windows Microsoft SAM text-to-speech voice with adjustable pitch and speed.

73K visits/mo
Fish Audio logo
Fish Audio
✓ verifiedFreemium

AI text-to-speech and voice-cloning studio with emotion controls, 2M+ voices and speech-to-text via web or API.

5.6M visits/mo
Udio logo
Udio
✓ verified

Popular AI music generator that turns text prompts into full songs with vocals and instrumentation in seconds.

1.7M visits/mo
Online Audio Converter logo
Online Audio Converter
✓ verifiedFreemium

Free browser-based audio converter (123apps) supporting 300+ formats to MP3, WAV and more, with tag editing and batch conversion.

4.1M visits/mo
Landr logo
Landr
✓ verifiedFreemium

Online platform for AI music mastering, distribution to streaming services, royalty-free samples, plugins and collaboration.

1.8M visits/mo2.5K saves
Pricing
Free: $0

No public pricing

No public pricing

Free: $0 (70 files/day, up to 4 GB)
Premium: $6/mo (unlimited files, up to 10 GB, no ads)

No public pricing

Core features
  • Recreation of classic Microsoft SAM SAPI4 voice
  • Multiple voice presets (Sam, Mike, Mary, BonziBUDDY, etc.)
  • Adjustable pitch and speed controls
  • Client-side generation, no server processing
  • WAV file download
  • Works across modern browsers without installation
  • Text-to-speech with emotion and effect tags
  • Voice cloning from samples
  • Speech-to-text transcription
  • Multilingual voice library (2M+ voices)
  • Developer API for integration
  • Real-time voice generation
  • Text-to-music generation with vocals and instrumentation
  • Song extension and remixing tools
  • Genre and style-guided generation
  • Library of user-generated tracks to explore
  • Convert 300+ audio and video formats
  • Extract audio from video files
  • Adjustable quality, bitrate and channels
  • ID3 tag editing
  • Batch conversion to ZIP
  • Runs in-browser, files auto-deleted
  • AI mastering online and as a DAW plugin
  • Distribution to 150+ streaming platforms
  • Royalty-free sample library
  • Plugin marketplace and bundles
  • Collaboration and sharing tools
  • Online music courses
Use cases
  • Recreating nostalgic Windows XP-era text-to-speech audio
  • Generating novelty or meme voice clips
  • Testing SAPI4-style voice output for retro projects
  • Narrating videos, ads and explainers
  • Producing audiobooks without a studio
  • Creating character or brand voices for games and apps
  • Musicians and hobbyists generating original song ideas from prompts
  • Content creators needing background music or soundtracks
  • Songwriters exploring melody and lyric ideas quickly
  • Converting audio to MP3 or other formats
  • Making iPhone ringtones (M4R)
  • Extracting a song from a video
  • Batch-converting many audio files
  • Mastering tracks without a studio
  • Distributing music to streaming services
  • Sourcing royalty-free samples and plugins
  • Collaborating with other musicians
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