Generally that you must convert audio into written textual content — whether or not for reviewing assembly notes, transcribing interviews, or archiving lecture recordings. Previously, this required handbook work or costly providers. As we speak, nevertheless, AI-powered transcription instruments make it simpler, quicker, and extra accessible than ever earlier than.
Right here’s a complete information to one of the best free AI instruments for speech-to-text conversion in 2025, full with options, limitations, and pricing.
Otter.ai

Otter.ai is among the hottest AI-powered transcription providers, particularly for professionals who commonly attend on-line conferences or conferences. It’s designed to deal with real-time transcription throughout video calls, interviews, and lectures.
🔍 Options:
Automated transcription of speech in real-time
Full integration with platforms like Zoom, Google Meet, and Microsoft Groups
Generates abstract key phrases, speaker detection, and time-stamped notes
Cell and desktop help for versatile utilization
🆓 Free Plan (2025):
300 transcription minutes per 30 days
Max 30-minute restrict per recording
Restricted export and enhancing capabilities
Otter is good for college students, educators, distant employees, and content material creators who wish to give attention to the dialog fairly than taking notes.
Web site: https://otter.ai
Google Docs – Voice Typing

Google Docs Voice Typing is a very free and browser-based software that lets customers dictate textual content straight right into a doc utilizing simply their voice.
🔍 Options:
Obtainable through Chrome and different Chromium-based browsers
No value, no signup, and limitless utilization
Acknowledges voice instructions for punctuation, formatting, and enhancing
Greatest for reside speech, not pre-recorded audio
This software is ideal for many who wish to shortly take notes, write weblog posts, or create paperwork hands-free.
📌 Necessary Word: It solely works with reside audio, so you can not add a voice file.
Web site: https://docs.google.com
Descript

Descript is greater than only a transcription software — it’s an entire audio and video enhancing suite powered by synthetic intelligence. It permits customers to edit media by enhancing the textual content model of the transcript, making it a favourite amongst podcasters and video editors.
🔍 Options:
AI transcription in 23 languages
Automated subtitle era, filler phrase removing, and silence detection
Edit audio/video by enhancing the transcript — like a Phrase doc
Consists of instruments for display screen recording, multitrack enhancing, and collaboration
🆓 Free Plan (2025):
60 minutes of transcription per 30 days
Export choices with watermark
Premium enhancing options restricted to paid plans
Descript is good for these producing content material professionally and in search of a extremely visible and collaborative platform.
Web site: https://www.descript.com
Riverside.fm

Riverside.fm is a web-based platform constructed for high-quality audio and video recording, primarily used for podcasts and distant interviews. Its built-in AI transcription engine units it aside with distinctive accuracy.
🔍 Options:
Presents instantaneous transcription with out login
Helps codecs: MP3, WAV, MP4, MOV
Can transcribe in over 100 languages
Claims as much as 99% accuracy below good audio situations
🆓 Free Plan (2025):
Free transcription obtainable with restricted instruments
Paid plans add higher-quality recording and enhancing options
This software is nice for podcasters, YouTubers, and journalists seeking to save time in post-production.
Web site: https://riverside.fm
Aiko

Aiko is a free iOS app designed to transform each real-time speech and audio recordsdata into textual content utilizing superior on-device AI. It’s good for college students, journalists, and anybody utilizing an iPhone for note-taking.
🔍 Options:
Integrates with Apple’s Stay Captions
Helps reside and saved audio transcription
Can generate captions for movies or summarize voice memos
Works offline for a lot of use instances
Aiko is very helpful for recording lectures, interviews, or spontaneous ideas, and its easy design makes it nice for every day use.
Availability: iOS (App Retailer)Value: Utterly free
TurboScribe.ai

TurboScribe.ai is an AI transcription software that runs solely in your browser, identified for its accuracy in noisy environments. It’s a stable various to extra complicated apps for customers looking for simplicity.
🔍 Options:
Distinctive efficiency within the presence of background noise
Works straight out of your browser, no software program required
Very best for low-volume speech, whispers, or imperfect audio
Quick turnaround occasions for transcriptions
🆓 Free Plan (2025):
Primary free tier obtainable for brief transcriptions
Paid plans begin at $10/month for prolonged utilization
TurboScribe is appropriate for customers with difficult audio situations, like area recordings or noisy places.
Web site: https://turboscribe.ai
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