Audio to Text

The fastest way to convert audio to text, in any language.

AskSia converts any audio file or live recording to accurate, timestamped text in real time. Upload MP3, WAV, M4A, OGG, or FLAC, paste a podcast URL, or hit record on your microphone. Speaker labels, translation in 40+ languages, and a built-in AI assistant are included on every transcript. Free to start, no credit card required.

or import from
SupportsMP3MP4WAVM4AWEBMYouTubeZoomGoogle Meet
4.8 / 5 · trusted by 2M+ students at 300+ universities worldwide
Quick Answer

How do you convert audio to text?

To convert audio to text with AskSia, upload your audio file, paste an audio or podcast URL, or record directly from your microphone. AskSia uses AI speech recognition to process the audio and return a timestamped transcript, usually in seconds. The transcript identifies up to 10 different speakers automatically, supports simultaneous translation in more than 40 languages, and exports as TXT, DOCX, SRT subtitles, or directly to Google Docs. The free plan covers files up to 30 minutes with no software to install and no credit card required.

2M+
students using AskSia
40+
languages supported
<0.1s
transcription latency
95%+
accuracy on clear audio
Why AskSia

What makes AskSia the right tool for audio to text transcription.

Most tools convert audio to text and stop there. AskSia gives you a transcript you can search, translate, summarize, and ask questions about, all in the same place.

Converts audio to text in real time

Live recordings update on screen at sub-100ms latency. Uploaded files are usually processed in under a minute, even for hour-long recordings. There is no batch queue, no waiting overnight, and no email when your transcript is ready.

Sub-100ms live, under 1 min for files

40+ languages, translated as you go

AskSia detects the source language automatically and can translate the transcript into any of more than 40 target languages at the same time. Read the original audio in one column and your preferred language in the other.

Simultaneous translation

Every audio source in one place

Drag in an MP3, paste a podcast link, capture a live interview from your microphone, or record a voice memo on your phone. AskSia handles every audio source without asking you to convert anything first.

MP3, WAV, M4A, podcast, mic

Do more with the transcript

Once the audio is converted to text, the built-in AI assistant Sia sits next to the transcript. Ask for a summary, pull direct quotes, generate a quiz, or find the exact timestamp where a topic was mentioned.

Built-in AI chat
How It Works

Convert audio to text in three steps.

Step 01

Choose your audio source

Upload any MP3, WAV, M4A, OGG, or FLAC file, paste a podcast or audio URL, or hit record on your microphone. The free plan handles files up to 30 minutes and unlimited live sessions.

Audio Source
Microphone
Live audio around you
Browser Tab
Zoom, YouTube, Meet
Upload File
MP3, MP4, WAV, M4A...
Step 02

Set languages and detect speakers

AskSia detects the source language automatically. Pick any target language for translation and the transcription identifies up to 10 speakers without any manual tagging.

Language Settings
Source
English (US)
Translate
中文 (简体)
Speakers
Auto-detect
Start Transcribing →
Step 03

Read, ask, export

The audio to text transcript appears with timestamps and speaker labels. Search across the full recording, ask Sia for a summary or quotes, and export as TXT, DOCX, SRT, or send to Google Docs.

EN → 中文
00:04:32
P
Prof. Smith
"...the Fundamental Theorem connects differentiation and integration..."
🇨🇳 微积分基本定理将微分与积分联系起来...
S
Student
"Could you explain the Riemann sum convergence?"
🇨🇳 您能解释黎曼和的收敛性吗?
Available On

Convert audio to text on any device.

Upload on your laptop, record on your phone, paste a URL from anywhere. One library holds everything.

🖥 Web App

Full transcription studio

On the web, the audio to text transcript builds on the left while the AI chat panel sits on the right. Drag in a long interview or podcast episode and search the entire recording by keyword, speaker, or phrase before the file is even finished processing.

Upload MP3, WAV, M4A, OGG, and FLAC files
Paste a podcast URL or any direct audio link
Side-panel AI chat over the full transcript
Export to TXT, DOCX, SRT, or Google Docs
asksia.ai/transcribe
Recording
Summarize key ideas
Create quiz
Export notes
📱 Mobile App

Record and transcribe anywhere

Open the app, hit record, and AskSia converts your live audio to text on your phone screen in real time. Upload a voice memo, paste a podcast link, and everything syncs to your Web App library automatically.

One-tap live recording on iOS and Android
Upload voice memos from your phone library
Auto-sync with your Web App library
Offline reading for saved transcripts
Live
08:12
1
Professor
The lecture is being captured...
中文翻译同步显示...
2
Student
Can you repeat the definition?
Use Cases

What people convert from audio to text with AskSia.

🏛

Podcasts and long-form audio

Paste a podcast episode URL or upload the MP3 and AskSia converts it to a full, searchable transcript in seconds. Useful for show notes, SEO content, accessibility, and pulling the exact quote a guest gave twenty minutes in.

Podcast episodes
💻

Research and journalistic interviews

Record an interview on your phone or upload the file afterward. AskSia converts the audio to text with individual speaker labels and timestamps, ready to quote, annotate, or code for analysis.

Interviews, research
🎧

Lectures and academic recordings

Convert recorded lectures, class discussions, and seminar audio to text with speaker identification. Search the transcript for a concept, jump to the timestamp, or translate it into a second language for study.

Lectures, seminars
📝

Voice memos and field notes

Dictate field notes into your phone and AskSia converts the voice memo to structured text in seconds. Useful for researchers, writers, doctors, and anyone who thinks faster than they can type.

Voice memos, dictation
🌏

Meetings and recorded calls

Convert the audio from a recorded call, Zoom audio export, or phone interview to text with full speaker separation. Translate the result into a second language for international teams or multilingual records.

Calls, meetings
📂

Foreign-language recordings

Converting a French conference recording or a Mandarin lecture to text? AskSia detects the source language and translates it into English or any of more than 40 other languages in the same pass.

40+ languages
Compare

AskSia vs. traditional
transcription tools.

Most transcription tools are built for meetings. AskSia is built for how students actually learn: bilingual, fast-moving, context-heavy.

Feature comparison between AskSia Transcribe and standard transcription tools
FeatureAskSia TranscribeStandard Transcription Tools
Real-time latency✓ <0.1s~2–5s delay
Simultaneous multi-language translation✓ 40+ languages, livePost-processing only
Built-in AI chat during recording✓ Ask anything while liveNot available
Auto speaker identification✓ Up to 10 speakers2–5 speakers, often inaccurate
Bilingual / code-switching support✓ Mid-sentence detectionSingle language only
Academic vocabulary accuracy✓ Context-awareGeneric dictionary
Auto-generate quizzes and flashcards✓ One-tap from any transcriptExport only
Browser Tab capture✓ No extension neededExtension or integration required
Free to start✓ 30 min/file, unlimited sessionsTime-limited trial
FAQ

Common questions about audio to text transcription.

How do I convert audio to text?
Upload your audio file to AskSia, paste a podcast or audio URL, or hit record on your microphone, and AskSia converts the audio to text automatically. Supported formats include MP3, WAV, M4A, OGG, FLAC, AAC, WMA, AIFF, and AMR. The transcript includes timestamps and speaker labels by default, and can be translated into more than 40 languages or exported as TXT, DOCX, or SRT subtitles.
What is audio to text transcription?
Audio to text transcription is the process of converting spoken audio in a recording into written text. AI-powered tools like AskSia do this automatically using speech recognition models that identify words, speakers, and timing. The result is a timestamped transcript that can be searched, translated, edited, and exported.
What audio formats can AskSia convert to text?
AskSia converts MP3, WAV, M4A, OGG, FLAC, AAC, WMA, AIFF, AMR, and most other common audio formats to text. You can also paste a podcast URL or record live through your microphone. No format conversion is needed before uploading.
How accurate is AskSia's audio to text transcription?
On clear audio, AskSia reaches 95 percent or higher accuracy. Accuracy varies with background noise, accents, and recording quality. The model uses context to correctly transcribe technical vocabulary, proper names, and domain-specific terms that generic transcription tools tend to get wrong.
Can AskSia convert audio to text in multiple languages?
Yes. AskSia converts audio to text in more than 40 languages and detects the source language automatically. You can also run a translation at the same time, so the original transcript and a translated version appear side by side. Supported languages include English, Mandarin, Spanish, German, French, Japanese, Korean, Arabic, Hindi, Portuguese, and more.
How long can the audio file be?
The free plan converts audio files up to 30 minutes each, with unlimited live microphone recording sessions. AskSia Pro and AskSia Super remove the duration limit entirely, which is useful for long interviews, full podcast episodes, and multi-hour recordings.
Is AskSia's audio to text transcription free?
Yes. AskSia is free to start, with no credit card required. The free plan covers files up to 30 minutes each and unlimited live sessions. AskSia Pro and AskSia Super unlock unlimited file duration, higher-accuracy tiers, Google Docs export, and the full AI study companion.
Start Today

Drop in your audio. Get clean text back.

Whether it is an interview, a podcast, a lecture, or a voice memo, AskSia converts your audio to text in seconds. Free to start, no credit card.

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