Free Microsoft SAM voice generator online for classic Windows XP text-to-speech
Find who said what and when with your AI agent
Stage
Startup
Startup
Founded
2024
2025
Based in
Not given
SG
Pricing model
Free
Freemium
Pricing
Not given
Free: $3 credit included with new accounts; Pay-as-you-go: $1/hour; Starter: $9/mo (unlimited, up to 2 hours per file); Pro: $19/mo (unlimited, up to 5 hours per file); Business: $49/mo (unlimited, up to 10 hours per file). Annual plans include 3 months free.
Key features
Generate Microsoft SAM voice online in browser
Adjust pitch, speed, mouth, and throat parameters
Download audio as WAV files
Multiple classic SAPI4 voices available
Preset voice profiles for instant character voices
Works on all modern browsers and mobile devices
Runs entirely in browser with no server processing
JavaScript API for integration into applications
Lightweight implementation under 100KB JavaScript code
Speaker labels and word-level timestamps
52 languages and dialects
Chapters with timestamps
Search and Q&A with citations
Subtitle generation in multiple formats
Integration with ChatGPT, Claude, and AI agents
API and MCP server access
Encrypted storage and privacy controls
Library search across multiple recordings
File upload for meetings, lectures, podcasts and voice notes
What makes it different
Authentic recreation of Windows XP Microsoft SAM voice
Free unlimited usage with no subscriptions or downloads
Distinctive robotic voice character for memes and creative projects
Client-side processing ensures complete privacy
No installation required, works instantly in browser
Word-level timestamps that enable precise subtitle generation for any platform
Ask questions across multiple recordings with citations back to the original moment
Supports use directly within ChatGPT and Claude without leaving your agent
Benchmarked accuracy with 1.5x to 2.3x fewer errors than Whisper large-v3
Permanently searchable library that organizes all transcripts in one place
Transcribe.so