Offline100 · About

About Offline100 & the Developer

Learn our build philosophy, privacy promise, and fully offline design approach.

100% offline · no cloud Zero tracking · no accounts Data stays on your device

Local-first design principles

Every line of code is written so you hold your data—usable offline, silent online.

  • Design: Start from offline scenarios to reduce dependencies and exposure.
  • Security: Minimize permissions, disable network by default, data stays on device.
  • Experience: Clean UI and light interactions so offline still feels smooth.

Mission & Vision

Mission & Belief

My Mission

Deliver fully offline apps so people truly control their data. Whether online or offline, everything lives only on their devices.

My Belief

Build a privacy-first, local-first product ecosystem so individuals can rely on digital tools without worrying about uploads, analysis, or tracking.

Indie Developer

Independent Developer

Offline100 is created by a solo app developer focused on privacy, offline tech, and mobile design. Every product is designed, built, and maintained independently.

Staying small keeps every detail verifiable—from UI flows and data paths to permission requests. Every decision follows the principles of “local-first and privacy-first.”

Product design Privacy architecture Mobile experience

Problem → Solution

Why insist on 100% offline?

Online risks

  • Cloud breaches keep happening
  • People cannot fully control their data
  • Online services track behavior and analyze habits
  • Account systems introduce privacy risk

Offline100's answer

Offline100 solves this with no cloud, no accounts, and zero tracking. All functions run locally, and data stays on your device.

Privacy Promise

Privacy commitment

Every app follows the same privacy baseline to ensure your data never leaves your hands.

100% offline runtime
No cloud services
No data collection
No ad SDKs
No user tracking
All data stays on the device