Sharing an APK outside Google Play
An APK does not need a store. Put the file somewhere reachable by URL — your own site, a GitHub release, a cloud-storage direct link — and anyone with the link can install it. That is how beta testers get builds, how internal company apps ship, how kiosk and event apps are loaded, and how a converted ZIP reaches a client for approval before it goes near the Play Console. A QR code removes the step where someone types a long URL on a phone keyboard.
What makes a link scan well
- Use HTTPS. Chrome on Android warns about or blocks APK downloads over plain HTTP.
- Link to the file, not a page. A URL ending in
.apkstarts the download immediately. Drive, Dropbox and OneDrive share links open a preview page; use their direct-download form (the tool shows the Drive pattern). - Keep it short. Every character adds modules to the code; a 40-character URL scans from across a room, a 300-character one needs a steady hand. Your own domain with a short path is best.
- Print with quiet space. The tool leaves a margin around the code; do not crop it. Dark on light, at least 2 cm wide on paper.
What the person scanning will see
Android asks for two confirmations when installing from outside the Play Store. First, the browser needs permission to install unknown apps — a one-time toggle per browser, shown the first time. Second, Google Play Protect may warn that the app is from an unknown developer and offer "Install anyway"; that warning appears for any APK not distributed through Play, signed or not. The downloadable install card lists both so nobody stops at the first prompt. The installation guide covers every version of Android in detail.
Updates over a QR
A QR code points at a URL, so if you overwrite the file at that URL with a new build, the same printed code delivers the update. Make sure the new APK has a higher versionCode and the same signing key, or Android will refuse to install it over the old one.