Question 1

What is DefyAudio?

Accepted Answer

DefyAudio is a free, browser-based audio and video processing suite. It includes tools for audio conversion, AI transcription, voice generation, stem splitting, audio merging, and video processing. All processing happens locally in your browser for maximum privacy.

Question 2

Is DefyAudio really free?

Accepted Answer

Yes! DefyAudio offers a free tier with 5 uses per day for each tool. For unlimited access, you can subscribe to our Pro plan at $19.99/month.

Question 3

Is my data safe and private?

Accepted Answer

Absolutely. All processing happens directly in your browser using WebAssembly technology. Your files never leave your device - we never see, store, or have access to your audio or video files.

Question 4

How does stem splitting work?

Accepted Answer

Our stem splitter uses Demucs, an AI model developed by Meta Research. It analyzes audio frequencies and uses deep learning to separate a mixed song into individual stems: vocals, drums, bass, and other instruments.

Question 5

How accurate is the AI transcription?

Accepted Answer

We use OpenAI's Whisper model, which achieves near-human accuracy for clear audio. Accuracy depends on audio quality, background noise, and speaker clarity. Professional recordings typically achieve 95%+ accuracy.

Question 6

Which languages are supported for transcription?

Accepted Answer

Whisper supports 99+ languages including English, Spanish, French, German, Chinese, Japanese, Arabic, Hindi, and many more. The AI automatically detects the spoken language.

Question 7

What audio formats are supported?

Accepted Answer

We support 20+ audio formats including MP3, WAV, FLAC, OGG, AAC, M4A, WMA, AIFF, OPUS, and more. You can convert between any supported formats.

Question 8

Can I cancel my subscription anytime?

Accepted Answer

Yes! You can cancel your Pro subscription at any time. You'll continue to have Pro access until the end of your billing period.

Frequently Asked Questions

General

Audio Converter

Stem Splitter

Transcription

Voice Generator

Pricing & Subscription

Still Have Questions?

Frequently Asked Questions

General

What is DefyAudio?

Is DefyAudio really free?

Do I need to create an account?

Is my data safe and private?

Does DefyAudio work offline?

Audio Converter

What audio formats are supported?

Will converting audio reduce quality?

Can I convert multiple files at once?

Stem Splitter

How does stem splitting work?

What quality are the separated stems?

Can I use it for karaoke?

Transcription

How accurate is the AI transcription?

Which languages are supported?

Can I get timestamps in my transcript?

Voice Generator

What text-to-speech engine do you use?

Can I use generated voices commercially?

Which languages and voices are available?

Pricing & Subscription

What's included in the free tier?

What does Pro include?

Can I cancel my subscription anytime?

What payment methods are accepted?

Still Have Questions?