Free tools
Tools for links that open apps
15 tools for setting up, testing and sharing app links. All of them are free and none asks for an account or an email. They work for any app and any domain, whether or not you use DL2App.
Generate
Make the file, tag or link
Fill in a form, copy the result. Nothing leaves your browser.
AASA generator
Build a valid apple-app-site-association file for universal links from your Team ID, bundle ID and paths.
Open
assetlinks.json generator
Build the Digital Asset Links file for Android App Links. Paste a fingerprint in any format and it is fixed for you.
Open
App setup snippets
The entitlement, intent filter and link-handling code for your domain, for Xcode, Android, React Native, Flutter and Expo.
Open
One link for both stores
One address that sends iPhones to the App Store and Android phones to Google Play, with a QR code for print.
Open
QR code generator
A styled QR code as SVG or PNG, with no watermark, no sign-up and no redirect through us.
Open
Campaign link builder
Campaign tags done right for a web page, a Google Play listing (install referrer) and an App Store listing (campaign tokens).
Open
Smart App Banner generator
The meta tag that shows Safari's “Open in app” banner on your website, with the Android equivalent.
Open
Test
See what a link really does
Fetched from our server, the way a phone or a crawler would.
Link checker
Checks a domain's Apple and Android association files and shows what Instagram, TikTok and other apps receive from a link.
Open
Link preview tester
See the card your link gets in iMessage, WhatsApp, Slack, X, LinkedIn and Facebook, and which tags are missing.
Open
Redirect checker
Follow every hop of a link as an iPhone, an Android phone, a computer and an in-app browser, side by side.
Open
In-app browser detector
Open it inside Instagram, TikTok or any app to see which browser you are really in and what that means for app links.
Open
URL scheme tester
Turn a myapp:// link into a QR code and a tap-to-test page, so you can try it on a real phone in seconds.
Open
Look up
Find the IDs and the numbers
The identifiers every setup screen asks for, and what links cost.
App ID lookup
Find an app's App Store ID, bundle ID and package name from its name or store address.
Open
Dynamic Link decoder
Paste a Firebase Dynamic Link and see every parameter in it, what each one did, and what replaces it.
Open
Deep link cost calculator
What links that open your app cost a year, here and at the starting price other services publish for it.
Open
When the tools are not enough
DL2App does all of this for you on one link: hosts the files, routes each phone, survives the install and tells you when something breaks. The free plan has no time limit and needs no card.