c4c.club
Reciprocal ad promotion for founders using earned credits
Advertising tools
Freemium
The most fun startups directory
Discover confetti-powered startups and submit your own to get seen, earn backlinks, and grow with joy.
Product Discovery
Get found by your target audience
Quality Backlinks
Permanent do-follow links
SEO Boost
Improve your search rankings
Latest Submissions
Recently listed startups
Listed products
371 active startups
Wapi Sender
WhatsApp automation with AI agents, visual flows, APIs, and webhooks
Automation tools
Freemium
superagnt_
One MCP server, every tool your agent needs.
AI Infrastructure Tools
Free
screenRIG
AI agents build, publish, and verify digital signage and kiosks
AI Workflow Automation
Freemium
Innflow
AI agent builder and workflow automation platform.
AI Workflow Automation
Freemium
DistributeNow
Researches customer questions, writes useful answers, and places natural brand mentions on relevant platforms
SEO tools
Paid
ConfettiSaaS in 30 seconds
Get seen, earn a dofollow backlink, and grow with joy.