Lazare Kolebka Developer Tools
Mockup & Demo Maker is a developer tools app by Lazare Kolebka earning an estimated < $5k/mo on the App Store with 6k installs a month. Below are its 10 current App Store screenshots, localized in 8 languages.
Mockup & Demo Maker generates an estimated < $5k per month in App Store revenue, from around 6k downloads a month. Its listing holds a 4.6-star rating across 19 ratings. The app has been on the App Store since 2026. Figures are monthly estimates of worldwide App Store performance.
Turn any screenshot or screen recording into a polished product demo - device frame, clean status bar, animated zoom. Now on iPhone, iPad, and Mac. THE OLD WAY WAS SLOW Transfer the screenshot to a computer. Open an editing tool. Hunt for the right bezel. Position it perfectly. Mask the status bar by hand. Export at the right size. 15 minutes. Every single time. And for video? Forget it - most people just skip the mockup entirely. THE NEW WAY TAKES 3 SECONDS 1. Import your screenshot or screen recording 2. Pick your device 3. Export That's it. Status bar cleaned, frame applied, ready for the App Store, social, or your landing page.
From the App Store listing.