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Lihenium: Scan PDF & Vault

Scan, secure, and manage documents·liheniumapp.github.io

Self-hostable

Lihenium: Scan PDF & Vault is an Android app that combines document scanning, OCR, QR scanning, and PDF tools with an encrypted vault for private files. Most document handling happens on-device and works offline, with optional Google Drive backup or local encrypted backup export for restore. It also includes a Passport Studio tool for creating passport-style photo layouts.

What it's for

Scanning paper documents into digital filesExtracting text via OCRScanning QR codesOrganizing scanned pages and imported PDFs into foldersStoring private files (images, docs, videos, PDFs) in a secure vaultBacking up documents to Google DriveExporting a local encrypted backup fileRestoring documents from backupCreating passport photo layouts with country presets

Features 13

Activity tree to track scanner output and folders
Biometric access to vault
Dashboard with quick actions and recent activity
Document scanning
Google Drive backup
Local encrypted backup export
Nested folder tree for organizing documents
OCR text extraction
Passport Studio with country presets, background options, and layout counts
PDF tools
QR code scanning
Secure Vault for private files
Vault health check (security score, passphrase state, recovery method, storage, integrity checks)

At a glance

self-hostable

TypeMobile app

DeploymentHybrid

PlatformsAndroid

CompanyLihenium Studio

Integrations

Google Drive

Lihenium: Scan PDF & Vault

What it's for

Features 13

At a glance

Integrations

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