Free Guide: How to Find Chrome Extension Ideas in 2025
Real examples of extensions that turned into profitable businesses. Get inspired and build your own!
Productivity
AI-powered writing assistant that helps with grammar, spelling, and style. Freemium model with premium subscriptions.
$200M+/year
Freemium
30M+
Active installs
Shopping
Automatic coupon finder and price tracker. Acquired by PayPal for $4 billion. Commission-based revenue model.
$4B exit
Affiliate
17M+
Active installs
Productivity
Automated scheduling tool that eliminates back-and-forth emails. Premium plans for individuals and teams.
$100M+ ARR
Freemium
10M+
Active installs
Productivity
Save web content directly to Notion workspace. Part of Notion's $10B+ valuation ecosystem.
$300M+ ARR
Freemium
8M+
Active installs
Productivity
Video messaging tool for work. Freemium model with team subscriptions. Valued at $1.5 billion.
$100M+ ARR
Freemium
14M+
Active installs
Security
Password manager with VPN and dark web monitoring. Premium subscriptions starting at $4.99/month.
$60M+/year
Freemium
15M+
Active installs
Security
Password manager with encrypted vault. Premium subscriptions for advanced features and family plans.
$80M+/year
Freemium
25M+
Active installs
Productivity
Save web articles, screenshots, and PDFs to Evernote. Part of Evernote's freemium ecosystem.
$120M+/year
Freemium
10M+
Active installs
Productivity
Automatically creates step-by-step guides with screenshots. Premium plans for teams and enterprises.
$10M+/year
Freemium
1M+
Active installs
Accessibility
Text-to-speech for web content and documents. Premium subscriptions at $11.58/month.
$30M+/year
Freemium
5M+
Active installs
Developer Tools
Color picker and eyedropper tool for designers and developers. Ad-supported with premium features.
$500K+/year
Ads + Pro
3M+
Active installs
Developer Tools
Identifies technologies used on websites. Freemium with Pro plans for lead generation and API access.
$3M+/year
Freemium
2M+
Active installs
Developer Tools
Formats JSON data for easy reading. Donation-supported open-source project.
$100K+/year
Donations
1M+
Active installs
Shopping
Cash back rewards for online shopping. Earns commission from retailers and shares with users.
$200M+/year
Affiliate
12M+
Active installs
Shopping
Automatic coupon finder and price comparison tool. Affiliate commission model similar to Honey.
$150M+/year
Affiliate
10M+
Active installs
Shopping
Amazon price tracker with historical charts. Premium subscriptions for advanced features and alerts.
$8M+/year
Freemium
2M+
Active installs
Productivity
Personal dashboard for new tabs with focus tools. Freemium with Plus subscription at $3.33/month.
$5M+/year
Freemium
3M+
Active installs
Productivity
Gamified focus timer that plants virtual trees. Premium features and real tree planting partnerships.
$4M+/year
Freemium
2M+
Active installs
Productivity
Task management and to-do list organizer. Premium and Business subscriptions with advanced features.
$20M+/year
Freemium
5M+
Active installs
Productivity
Time tracking for freelancers and teams. Premium plans with reporting and integrations.
$25M+/year
Freemium
4M+
Active installs
Privacy
Blocks ads and trackers. Generates revenue through acceptable ads program and donations.
$50M+/year
Acceptable Ads
60M+
Active installs
Privacy
Tracker blocker and privacy tool. Revenue from data insights (anonymized) and premium subscriptions.
$15M+/year
Data + Premium
8M+
Active installs
Privacy
Automatic tracker blocker by EFF. Non-profit, donation-funded privacy tool.
$200K+/year
Donations
3M+
Active installs
Productivity
Email scheduling and follow-up reminders for Gmail. Freemium with premium plans for power users.
$6M+/year
Freemium
2M+
Active installs
Sales
B2B sales intelligence and email finder. Enterprise subscriptions for sales teams.
$100M+ ARR
Freemium
1M+
Active installs
Sales
Email finder and verification tool for professionals. Freemium with paid tiers for bulk searches.
$12M+/year
Freemium
3M+
Active installs
Productivity
Website blocker for productivity. Free with donations. Simple but effective focus tool.
$150K+/year
Donations
900K+
Active installs
Productivity
Screen capture and video recording tool. Freemium with premium plans for enhanced features.
$2M+/year
Freemium
1.5M+
Active installs
Sales
Email tracking, templates, and scheduling for sales teams. Premium subscriptions for professionals.
$18M+/year
Freemium
800K+
Active installs
Sales
B2B contact information finder in Gmail. Part of Clearbit's enterprise data platform.
$50M+/year
Enterprise
500K+
Active installs
Research
Web highlighter and research tool with AI summarization. Freemium with premium AI features.
$3M+/year
Freemium
1M+
Active installs
Video
Quick video creation tool with screen and webcam recording. Free tool by Wistia to drive platform adoption.
$500K+/year
Lead Gen
600K+
Active installs
Sales
Video messaging for sales and support teams. Freemium with enterprise plans for businesses.
$40M+/year
Freemium
700K+
Active installs
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