MP3 to Text vs Soniox

Side-by-side comparison of features, pricing, and ratings

Analysis reviewed Live tool data as of 2026-10-09
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At a glance

DimensionMP3 to TextSoniox
LatencyBatch processing (minutes for file)Sub-200ms streaming real-time
Language Support90+ languages (static transcription)60+ languages with mid-sentence code-switching
Use CasePodcast/lecture transcription, file exportsVoice agents, live translation, dictation
API/SDKNo API; web-onlyREST API, integrations with LiveKit, Tencent Cloud
ComplianceNot listedSOC 2 Type 2, ISO 27001, HIPAA, GDPR

Pick Soniox if you need real-time multilingual speech AI with API integrations for building voice agents or live translation. Choose MP3 to Text for a simple, budget-friendly batch transcription tool for podcasts or lectures — it's free to start and supports 90+ languages but lacks real-time, API, or enterprise compliance.

Try MP3 to TextTry Soniox
MP3 to Text
MP3 to Text

Browser-based MP3 to text transcription that turns audio and video up to 10 hours into editable transcripts in 90+ languages.

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Soniox
Soniox

Soniox speech AI API: real-time speech-to-text, TTS, and translation in 60+ languages.

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Pricing
Freemium
Paid
Plans
$0
$5/mo ($60/year, billed yearly)
$10/mo ($120/year, billed yearly)
$20/mo ($240/year, billed yearly)
~$0.10/hr of audio (token-based: $1.50/1M input audio
~$0.12/hr of audio (token-based: $2.00/1M input audio
~$0.70/hr of generated speech (token-based: $4.00/1M input
Popularity
7 views
7.2k views
Skill Level
Beginner-friendly
Advanced
API Available
Platforms
Web
WebAPI
Categories
✨ Transcription & Speech-to-Text
✨ Transcription & Speech-to-Text🎙️ Voice & Speech✨ Translation & Localization
Features
Transcribe MP3, WAV, M4A, FLAC, AAC, OGG, OPUS, WEBM, AMR, WMA audio
Transcribe video files: MP4, MOV, AVI, MKV
Automatic speaker identification and labelling in multi-speaker recordings
Batch processing with each transcript returned as it finishes
Export transcripts to TXT, DOCX, SRT, VTT, Markdown, CSV and PDF
Optional timestamps and speaker labels on exports
AI summary generation for key takeaways
Transcribe in 90+ languages including English, Spanish, French, German, Japanese, Korean
Handles accents and background noise
Files up to 5 GB and 10 hours each
No daily file limit on transcription
Transcribe short audio without creating an account
60-minute free transcription trial after signup
Unlimited storage on paid plans
Priority email support on paid plans
Real-time speech-to-text streaming with sub-200ms latency
Async (batch) file transcription at about $0.10/hour of audio
Text-to-speech generation in 60+ languages with expressive audio tags
Instant voice cloning from a few seconds of clear speech audio
Voice library with 200+ built-in voices tagged by accent, age, gender, and style
Real-time speech translation across 3,600 language pairs
Transcription and translation returned in the same real-time API call
Multi-speaker diarization bundled into the hourly rate
Language identification and mid-sentence code-switching support
Smart formatting, punctuation, and alphanumeric accuracy bundled
stt-rt-v5 streaming model and TTS v2 speech generation model
Low-latency streaming TTS that starts generating audio from the first few words
WebSocket streaming API and REST API for batch workflows
SDKs for Python, Node, Web, React, and React Native
Soniox Compare runs head-to-head STT, TTS, and translation on your own audio
Integrations
LiveKit
Pipecat
Agora
Tencent Cloud

Who should pick which

  • Solo founder building a multilingual voice agent
    Pick: Soniox

    Soniox’s unified STT/TTS/translation API with sub-200ms latency and code-switching is ideal for real-time voice agents; integrates with LiveKit and Tencent Cloud.

  • Podcaster needing weekly episode transcription
    Pick: MP3 to Text

    MP3 to Text’s freemium model and batch support for large MP3 files is cost-effective; exports to SRT for captions.

  • Healthcare app requiring HIPAA compliance
    Pick: Soniox

    Soniox is SOC 2 Type 2, HIPAA, and GDPR compliant; MP3 to Text has no compliance mentions.

  • Academic researcher transcribing interviews
    Pick: MP3 to Text

    Researchers can use MP3 to Text for batch processing long audio files with speaker labels and export to DOCX/PDF.

  • Developer integrating real-time translation into live events
    Pick: Soniox

    Soniox’s v5 real-time improvements and 3,600 language pairs fit live translation needs; MP3 to Text has no real-time capability.

Frequently Asked Questions

MP3 to Text vs Soniox: which should you choose?

Pick Soniox if you need real-time multilingual speech AI with API integrations for building voice agents or live translation. Choose MP3 to Text for a simple, budget-friendly batch transcription tool for podcasts or lectures — it's free to start and supports 90+ languages but lacks real-time, API, or enterprise compliance.

Which tool is better for real-time transcription?

Soniox is designed for real-time with sub-200ms latency; MP3 to Text is batch-only.

Do both tools support multiple speakers?

Yes, both offer multi-speaker diarization, but Soniox does it in real-time.

Can I use MP3 to Text without signing up?

Yes, for short audio files. Longer files require a paid plan.

Does Soniox have a free tier?

No, Soniox is pay-as-you-go; there is no free tier mentioned.

Which tool supports more languages?

MP3 to Text supports 90+ languages; Soniox supports 60+ with code-switching.

Is there an API for MP3 to Text?

No, MP3 to Text is a web tool only; no API or SDK.

Which tool is compliant with HIPAA?

Only Soniox lists HIPAA, SOC 2, ISO 27001, and GDPR compliance.

Can Soniox handle batch file transcription?

Yes, Soniox v5 Async is designed for file transcription, similar to batch processing.

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Explore each tool further

MP3 to Text
View MP3 to Text reviewMP3 to Text alternatives
Soniox
View Soniox reviewSoniox alternatives

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Last reviewed: July 2, 2026