Phone Call Transcription
Transcribe phone calls and call recordings to text with speaker identification.
Client-side encryption on — your transcript will be encrypted in your browser before being stored. The server processes your audio for transcription, then the result is encrypted locally with your key before saving. (All data is always encrypted via HTTPS in transit.)
Recording: 0:00
Real-time Vosk (instant)
Enhanced Whisper (accurate)
Real-time speech to text. AI auto-corrects as you speak — accuracy improves with longer speech.
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Sign up for free to get 600 minutes/month, or upgrade for unlimited transcriptions.
Why Use STT.ai for Phone Call Transcription
Industry-leading accuracy
Choose from 10+ AI models to get the lowest word error rate for your phone call transcription audio. NVIDIA Canary achieves under 6% WER on clean recordings.
Speaker diarization built-in
Automatically identify who said what -- essential for phone call transcription recordings with multiple speakers. No extra setup needed.
Every export format you need
Download transcripts as TXT, SRT, VTT, DOCX, JSON, or PDF. Generate subtitles, meeting notes, or structured data from a single upload.
Free to start, scales with you
600 free minutes per month with no signup. When you need more, paid plans start at $8.33/mo with API access for automation.
How It Works for Phone Call Transcription
1
Upload your phone call transcription audio
Drag and drop your recording in MP3, WAV, MP4, or 20+ other formats. You can also record live from your microphone or paste a URL from YouTube, Vimeo, or 1,300+ platforms.
2
AI transcribes your phone call transcription recording
Select your preferred model and language (or let us auto-detect). Enable speaker diarization if your phone call transcription recording has multiple speakers. Processing typically takes seconds to minutes.
3
Export your phone call transcription transcript
Download in your preferred format -- TXT for notes, SRT/VTT for subtitles, DOCX for documents, JSON for integrations. Share via link or use our API for automated workflows.
Export Formats for Phone Call Transcription
Every transcript can be exported in the format that fits your phone call transcription workflow:
TXT
Clean plain text -- ideal for notes, searchable archives, and copy-paste
SRT / VTT
Timed subtitles for video platforms, social media, and accessibility
DOCX
Formatted Word document with speaker labels and timestamps
JSON
Structured data with word-level timestamps for developers and integrations
PDF
Print-ready document for sharing, filing, and formal records
Key Features for Phone Call Transcription
Call Recording Support
Process recordings from any phone system or call recorder app
Two-Speaker Detection
Automatically distinguish between caller and receiver
Key Point Extraction
AI highlights important decisions and commitments
Compliance Ready
Maintain call records for compliance and quality assurance
Ready to Get Started?
Try STT.ai free and see how AI transcription can help your workflow.
Get Started FreeFrequently Asked Questions
Upload your audio or video file to STT.ai. Select your preferred AI model and options, then click Transcribe. Your transcript will be ready in minutes. Export as TXT, SRT, VTT, DOCX, JSON, or PDF.
Yes! STT.ai offers 600 free minutes per month for all users. No signup required for your first transcription. Paid plans with more minutes and features start at $5/month.
Accuracy depends on the AI model you choose and audio quality. Our best models achieve a 5-7% Word Error Rate on benchmarks, meaning 93-95%+ accuracy. Clear audio with minimal background noise produces the best results.
STT.ai offers 10+ models including Whisper Large V3, NVIDIA Canary, and more. You can compare results from different models on the same file.
Yes. After transcribing, export your transcript as SRT or VTT subtitle files. These work with YouTube, Vimeo, and all major video platforms.
Yes. STT.ai automatically identifies and labels different speakers using AI speaker diarization. Works across all models and languages.
Most files are transcribed in under 5 minutes. A 1-hour audio file typically takes 2-3 minutes with our fastest models.
STT.ai supports 20+ audio and video formats including MP3, WAV, M4A, FLAC, OGG, MP4, MKV, MOV, WebM, and AVI. Export as TXT, SRT, VTT, DOCX, JSON, or PDF.
Yes. Audio files are processed and deleted after transcription. Your data is never used for training. Client-side encryption is free on all plans — it encrypts stored transcripts with a key only you have. During processing, the server handles your audio in plaintext. Learn about our security.
Yes. STT.ai offers a REST API with Python and Node.js SDKs. Free tier includes 100 minutes/month.
Yes. STT.ai includes a built-in transcript editor where you can correct errors, rename speakers, and adjust timestamps.
Every transcript gets a unique shareable link. Export to DOCX or PDF for email. Pro plans offer password-protected and permanent links.