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GhostImage

Install GhostImage

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 GhostImage in Zapstore

Open
QR code to open GhostImage in Zapstore
  • Scan the code to open GhostImage 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

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

Developer
GhostImage
Developer key
npub1a008nhz06d2jpqvulqy2prnwn4lc4yg4mrs8muf0dtxk57xlmyusst5327
Signing certificate
5064961e71d438d8ff5437148d1c6a1c25086369ec0c6e65862eb46f45fed2a7
APK checked by
relay.zapstore.devIt read the APK and found it signed with this certificate before listing the release.
Claim published
Oct 23, 2026
Valid until
Oct 23, 2027
Proof event
7fa777e43f668bb797e26b42673fbdce463b31994e33e2c82396fd7924deaae8in relay.zapstore.dev
How trust works

Offline steganography tool for Android. Hide encrypted messages inside common photos and share them securely, with a hardened mode that survives compression.

O GhostImage é uma ferramenta de esteganografia 100% offline para Android. Esconda mensagens criptografadas (AES-256) dentro de fotos comuns e compartilhe-as com segurança. O Modo Blindado garante que a mensagem sobreviva à compressão do WhatsApp.

Recursos:

  • Esconda textos em fotos (PNG/JPEG) de forma invisível.
  • Modo Blindado (DCT) para resistir à compressão.
  • 100% offline, sem anúncios e sem rastreamento.

Summary generated by Zapstore from source.

Original description, as the developer published it.

Zap GhostImage

Zapping anonymously. Sign in to zap with your identity.

Sats go to npub1a008n…st5327, the developer who signed the app’s certificate proof.

Amount in sats

Stacked in

Latest release

Oct 30, 2026

Claimed app No Google servicesWorks offlineNo source

It asks for no sensitive access. Data stays on the phone.

Permissions

  • Files WRITE_EXTERNAL_STORAGE Read files on this phone

Release notes

Versão 1.0.0

  • Lançamento inicial do GhostImage.
  • Esconda mensagens secretas com criptografia AES-256.
  • Modo Blindado (DCT) para sobreviver à compressão do WhatsApp.
  • Processamento 100% offline e sem rastreamento.

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Get GhostImage 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