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FlipFlop

by andunie

Install FlipFlop

Download Zapstore

Download
QR code for zapstore.dev/download
  • Scan the code with your phone’s camera
  • Tap Download anyway if the browser warns about the file
  • Allow your browser to install unknown apps if Android asks
  • Open Zapstore and finish the onboarding

Open FlipFlop in Zapstore

Open
QR code to open FlipFlop in Zapstore
  • Scan the code to open FlipFlop in Zapstore, or search for it there
  • Tap Install, and Download if Zapstore asks you to confirm the developer
  • Confirm in Android’s install dialog. Allow Zapstore to install unknown apps if Android asks

Claimed by the developer

andunie cryptographically proved they hold the key that signs FlipFlop. The claim is a signed proof on Nostr, tied to the certificate below.

Developer
andunie
Developer key
npub1ewsn5m4p2qfvpx2qjfvnghe5ca4phx6d3ccpqad9sr4ccg9utewsfmk8su
Signing certificate
dfd2e1acac8964bf3262e05497a4a623978d335663472c76e75b62c25b02ea8e
APK checked by
relay.zapstore.devIt read the APK and found it signed with this certificate before listing the release.
Claim published
Nov 10, 2026
Valid until
Nov 9, 2028
Proof event
258ba3cbf99a97da9f7a569602bf2fbc824d45a5830eb5f5a81ac69d81756462in relay.zapstore.dev
How trust works

The app connects your devices directly, over the local network, Bluetooth or the internet, with no account and no server in the middle. Make groups, offer files, paste texts and edit a shared scratchpad. Guests can join a group from a browser with a link.

FlipFlop connects your devices directly, over the local network, Bluetooth or the internet, with no account and no server in the middle. Make groups, offer files, paste texts and edit a shared scratchpad. Guests can join a group from a browser with a link.

Summary generated by Zapstore from source.

Original description, as the developer published it.

Zap FlipFlop

Zapping anonymously. Sign in to zap with your identity.

Sats go to npub1ewsn5…fmk8su, the developer who signed the app’s certificate proof.

Amount in sats

Latest release

Nov 12, 2026
Claimed app No Google servicesSource available · AGPL-3.0-or-later

Uses the camera to scan QR codes for pairing. Accesses fine location to enable Bluetooth discovery and connections.

Permissions

Fine locationNearby devicesCameraNotificationsFiles What they allow
  • Fine location ACCESS_FINE_LOCATION See your precise location To enable Bluetooth discovery and connections.
  • Nearby devices BLUETOOTH_CONNECT Find and connect to devices around you
  • Camera CAMERA Take photos and record video To scan QR codes.
  • Notifications POST_NOTIFICATIONS Send you notifications
  • Files WRITE_EXTERNAL_STORAGE Read files on this phone

Release notes

  • linux: .flatpak (flatpak install --user flipflop-*.flatpak), .deb (Debian, Ubuntu), .rpm (Fedora, openSUSE), .pkg.tar.zst (Arch, or flipflop-bin from the AUR), .AppImage (any distro, needs FUSE: or run it with --appimage-extract-and-run; --install-desktop-entry adds it to the menu) or .tar.gz (unpack and run flipflop/bin/flipflop-gui). Bluetooth needs BlueZ.
  • windows: the -setup- .msi (per user, no admin rights), or extract the .zip and run flipflop\flipflop.exe. Unsigned: SmartScreen asks "Run anyway".
  • macos: Apple Silicon .dmg, unsigned: first launch right-click > Open, or xattr -dr com.apple.quarantine /Applications/flipflop.app.
  • android: the .apk (Android 8+), or from Zapstore. Allow installing from unknown sources.

Full Changelog: https://github.com/andunieee/flipflop/compare/v0.1.0...v0.2.0

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Get FlipFlop the private way

Updates checked on your device, and every release verified before it installs.

Get Zapstore for Android

  1. Tap Download APK below.Scan the code with your Android phone’s camera.
  2. If Android asks, allow your browser to install unknown apps.
  3. Open Zapstore and finish the onboarding.
Download APK

v2.0.4 · 71.2 MB · Android 10+

Verify the download

On a computer, run shasum -a 256 <the file you downloaded>. It should print: b13e01319fecf0b3ba1fd60132758bd0fa08a235836c52d44fddb412cf1b7137

If you have zsp, Zapstore’s publishing tool, zsp utils extract-apk <the file you downloaded> works too. Its hash should be the same SHA-256: b13e01319fecf0b3ba1fd60132758bd0fa08a235836c52d44fddb412cf1b7137

On the phone, AppVerifier should show this signing certificate: 99e33b0c2d07e75fcd9df7e40e886646ff667e3aa6648e1a1160b036cf2b9320

Source code All releases and notes

Get zsp

  1. Download the file for your computer.
  2. Make it executable and put it on your PATH.
  3. In your project folder, run zsp.

Have Go? This does the same:

go install github.com/zapstore/zsp/v2/cmd/zsp@latest
macOS, Apple silicon Linux, x86-64 Linux, arm64

v2.0.1 · macOS and Linux

Verify the download

On your computer, run shasum -a 256 <the file you downloaded>. It should print the SHA-256 for the one you chose.

macOS, Apple silicon · 18.6 MB 99018fb9744e5ace2b44557550dc333496239912c0e9b1137266d4922c803346

Linux, x86-64 · 23.8 MB 1ef5373f8ecd9ba63d2c3fab98abb0d31b2244a2aac31b3749fb205c7d5f5b38

Linux, arm64 · 22.1 MB e421005ee47cba58293dce4277bb784e4cfe706dbbcb8617d671629d0238be18

Source code All releases and notes