Useful Android apps,
no ads, no trackers at all.

Files Tech builds Android apps that do their job simply, respect your privacy, and work without a connection. Open source code.

Download the apps View the source

Seven apps. No compromise.

Each app is designed to work locally and transparently on your phone, without sharing, using, or sending your data anywhere else.

PDF Tech v1.13.6

Read, create, merge, sign, protect and OCR your PDF documents — entirely on your phone.

PDF 23 tools Open source

Read Files Tech v2.15.3

File explorer, universal reader, scanner, OCR, PDF signing, AES-256 vault, global search, duplicate finder — fully local.

Swiss-army knife 20+ tools Open source

Pass Tech v3.0.0

100 % local password manager. Per-domain anti-phishing, decoy vault for anti-coercion, panic mode, post-inactivity inheritance — radical privacy.

Passwords 100% local Anti-coercion

Encrypted Markdown notes, reading cards and colours, per-folder vaults (passphrase or PIN), PIN or biometric app lock, instant full-text search, Whisper dictation, backlinks, panic mode. 100 % local, no internet permission. Five languages.

Notes Encrypted Panic mode

Agenda Tech v1.2.0

100 % local, encrypted calendar: Month/Week/Day/Agenda views, recurring events, exact-time reminders, import of the Google calendar already on your phone, address and GPS point, PIN / biometric lock. No internet permission. In five languages.

Calendar No internet Encrypted

SMS Tech v1.28.13

Ad-free Android SMS/MMS app: voice messages, SQLCipher encrypted vault, panic code, biometrics, blocking synced with the Phone app. FR / EN.

SMS / MMS 100% local Encrypted storage

App Manager Tech v0.5.1

App manager: inventory, smart cleaner, tracker detection (Exodus-style), privacy score, security audit, trash. No internet permission. EN / FR / DE / IT / ES.

App management No internet Anti-trackers

Simple principles

Your data stays yours, forever.

🚫

No advertising

No banner, no pop-up, no video. Ever.

👁️‍🗨️

No tracker

No Firebase, no Google Analytics, no audience measurement.

📡

No server

Your files never leave your device unless you share them yourself.

🔓

Open source

Apache License 2.0. Read the code, modify it, use it.

🛡️

Self-audited

Security audits carried out by the publisher before releases. Not an independent certification.

💸

Free

No premium version, no subscription.

Ready to try?

Download the APKs from GitHub Releases, or use Obtainium for automatic updates.

See download options

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Useful Android apps,no ads, no trackers at all.