EarDub vs 30 Seconds of Knowledge

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

EarDub compared with 30 Seconds of Knowledge
Detail	EarDub	30 Seconds of Knowledge
What it does	AI YouTube dubbing extension for Chrome and Edge	Keep your engineering skills sharp with one real code snippet on every new tab
Stage	Startup	Not given
Founded	2026	Not given
Based in	HK	Not given
Pricing model	Freemium	Free
Pricing	Free: 30 minutes per day; Basic: $9.99/month or $83/year for 60 hours per month; Pro: $19.99/month or $155/year for unlimited dubbing time	Free
Key features	Context-aware AI translation with full sentence translation Real-time dubbing synchronized with speaker 75 languages with 300+ neural voices Dubs videos without captions on paid plans Works on YouTube, Udemy, Coursera, X and other sites Adjustable volume for original and dubbed audio Bilingual subtitles while listening User controls when dubbing starts Auto-detection of source video language Sentence speed adjustment up to 1.45x to maintain sync	Support for JavaScript, Python, React, Git, C++, C#, CSS, Dart, Go, HTML, PHP, and Interview Questions Live Preview for CSS snippets Random snippet or browse favorites and all snippets Available on Chrome, Firefox, Edge, Brave, and Arc Open source project on GitHub
What makes it different	No video upload or waiting: dubbing starts within seconds Works on almost any YouTube video, not just creator-enabled ones Dubs videos without captions using speech recognition on paid plans Full sentence translation for natural-sounding output Works beyond YouTube on courses and multiple video platforms	Helps prevent engineering skill atrophy in the age of AI One real code snippet delivered every new tab without requiring courses or streaks 25,000+ developers using the extension with 1,000+ GitHub stars Featured as #2 Product of the Day on Product Hunt 5-star rating on Chrome Web Store
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	13 +1 (up) since last check	9 no change since last check
Trust Flow (Majestic)	14	4
Citation Flow (Majestic)	23	20
Referring domains (Majestic)	19	73

5 details filled in for both companies.

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