Deep Link Tester
Test Flinku links: status, headers, timing, and Open Graph — with a Deepview-style preview.
Open Tool →← Free tools
Free Developer Tools
Useful tools for mobile app developers. No login required.
AASA Validator
Fetch and validate apple-app-site-association for Universal Links.
Open Tool →Android Assets Validator
Fetch and validate assetlinks.json for Android App Links.
Open Tool →UTM Builder
Build campaign URLs with live preview, presets, and one-click copy.
Open Tool →Social Preview
See how Open Graph tags may look on WhatsApp, X, LinkedIn, and Facebook.
Open Tool →