Skip to main content

Built by makers, shipped in public

Sign in

TypoGuard 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.

TypoGuard compared with 30 Seconds of Knowledge
DetailTypoGuard logo TypoGuard30 Seconds of Knowledge logo 30 Seconds of Knowledge
What it doesAI-powered Chrome extension that fixes typos and grammar mistakes before you send Keep your engineering skills sharp with one real code snippet on every new tab
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFreemium Free
PricingFree plan: 100 corrections per month at $0. Pro plan: unlimited corrections at $6.99 per month. Ultimate plan: unlimited corrections at $49.99 per year. Free
Key features
  • Works in chat boxes, emails, and text fields on supported platforms
  • Browser-based correction without leaving your conversation
  • Powered by Gemini AI for intelligent suggestions
  • Supports multiple languages including French, Spanish, German, and Greek
  • Faster correction response on premium plans
  • Priority support with ticket system on premium plans
  • Unlimited corrections on premium plans
  • Continuously growing platform support
  • Inspired by Google's "Did You Mean" suggestion feature
  • 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
  • Works directly in the platforms where you actually type, like Gmail, ChatGPT, and Messenger
  • No account required for the free tier with 100 corrections per month
  • All Gemini AI API costs are included in your subscription with no hidden fees
  • Premium users get up to 5,000 corrections per month, more than 160 per day
  • Simple setup after Chrome installation with no complex configuration needed
  • 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 planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)8 −1 (down) since last check10 +1 (up) since last check
Trust Flow (Majestic)44
Citation Flow (Majestic)1320
Referring domains (Majestic)2773

5 details filled in for both companies.

More alternatives to TypoGuard More alternatives to 30 Seconds of Knowledge

Ask us