1Byte Systems

For every day · no ads, no tracking

Apps

Everyday tools, done properly.

  • 1B Files

    File manager for Android

    All your files. None of the junk.

    File manager with smart cleanup, remote servers (SFTP, SMB, WebDAV) and a secure folder.

    • 7 kinds of cleanup
    • SFTP · FTP · SMB · WebDAV
    • Access from your PC
    New · 0.3Early accessDiscover

  • 1B Terminal

    SSH client for Android

    Type less. Say the command.

    SSH client with tabs, Ed25519 keys, snippets, a touch-friendly key bar and voice dictation.

    • Dictate commands
    • Ed25519 & RSA keys
    • Tabs & snippets
    Early accessDiscover

  • 1B Docs

    Office suite and PDF for Android

    Your whole office. Zero ads.

    Office suite and PDF reader: open, edit and create DOCX, XLSX and PPTX, annotate and sign PDFs.

    • DOCX · XLSX · PPTX · PDF
    • No Internet permission
    • 325 spreadsheet functions
    Early accessDiscover

  • 1B Pass

    Password manager for Android

    Your passwords. Never online.

    Offline password manager with autofill, two-step codes, a password health check and an emergency recovery kit.

    • No Internet permission
    • AES-256-GCM + Argon2id
    • Autofill
    Early accessDiscover

  • 1B Music

    Music player for Android

    Every song. The right cover.

    Music player that finds the right covers, tags and lyrics — for your files and your own Navidrome, Jellyfin or Plex server.

    • 98.8% right covers
    • Recognises songs by ear
    • Gapless & lossless
    Coming soonDiscover

  • 1B Recorder

    Voice recorder with on-device transcription

    Every word on record. None of it online.

    Voice recorder that transcribes in 21 languages, separates speakers and summarizes on your phone — with no Internet permission at all.

    • No Internet permission
    • 21 languages, no minute limits
    • Speakers and summary
    Coming soonDiscover

  • 1B Weather

    Weather forecast and widgets

    The sky right now. The day in one sentence.

    Clear forecast with the day in one sentence, 10 days with honest confidence and five widgets that never pretend old data is new.

    • No ads, no tracking
    • Widgets that don't go stale
    • 10 days, honest confidence
    Coming soonDiscover

  • 1B Cut

    Edit & Effects · desktop

    One program instead of two. Editing and effects, together.

    A desktop video editor where the edit and the effects live in one project: double-click a clip to open its composition, and bring your own AI — or the local one that comes included.

    • Linux first · then macOS and Windows
    • Editing + effects in one program
    • The AI you choose
    Coming soonDiscover

  • 1B Mail

    Email for Windows, Linux and Android

    Every account in one inbox. Nobody's cloud.

    The Outlook-style email program is coming to Android as well as Windows and Linux: every IMAP account in one inbox, real conversations and trackers blocked.

    • Android · Windows · Linux
    • One unified inbox
    • Any IMAP account
    Early access 0.1Coming soonDiscover

Try them before everyone else

All our apps are in closed testing on Google Play. Testers get every update first — and their feedback shapes what we build next.

  1. 1

    Write to us

    Email us the Google account you use on Google Play and tell us which apps you want to try.

  2. 2

    We add you

    We add you to the tester list — usually within a day.

  3. 3

    Join and install

    Open the test link on your Android device, tap “Become a tester”, then install from Google Play.

Request an invite How testing works