coldcaller.pro is a French B2B prospecting SaaS selling qualified cold-calling leads to solopreneurs and agencies. Leads come enriched with the owner's direct mobile + email. Subscriptions €19–99/mo, no free trial, ~9% visitor-to-paid conversion, €2.4k MRR with minimal fixed costs (93% margin). 100% community driven acquisition (word of mouth). Runs solo — big upside with paid ads or a sales team.

Transform interior and exterior photos into professional architectural renders with Archifruits AI. Upload up to 3 images, pick a style, and get side-by-side before/after visuals in seconds.

Debatium is a conversation game app for couples to explore various topics and deepen their bond.

Stoïk is a European cyber-risk company combining cyber insurance with cybersecurity services to help businesses prevent, detect, and recover from cyber incidents.

It is built with Swift for iOS and Kotlin for Android.