Addiyon Get in touch
New Preener is now on the Chrome Web Store

Everyday tools, made smarter with AI.

Addiyon is an AI-focused software company. We build apps for Android, Chrome and the web that take the busywork out of writing, typing and finding what you need.

See what we build Contact us

Live on Google Play, the Chrome Web Store and the web.

Three apps. One small team.

Each one takes on a real, everyday problem, and each one is live today.

Addiyon Marketplace

Every listing, one search away.

A mobile-first marketplace where buyers and sellers meet. Fresh listings from many sellers arrive every day, in one place.

    Visit addiyon.com Get it on Google Play
    addiyon.com
    Addiyon Marketplace on the web, showing car listings with prices
    Addiyon Android app showing a listing with its price and details

    Preener

    Fix, rewrite and reply, wherever you write.

    Our AI writing assistant fixes grammar, changes the tone and writes replies in one tap. One account works on Android, in Chrome and on the web.

    Add to Chrome Get it on Google Play Visit preener.ai
    Preener's one-click actions under a text box in Chrome

    Chrome extension

    Click the bird in any text box on the web, including Gmail and Google Docs, and the text is fixed in place, with Undo.

    Preener keyboard adjusting the tone of a message

    Android keyboard

    Fix grammar, change the tone or humanize text right above the keys, in WhatsApp, Gmail and every other app.

    preener.ai
    Preener's Humanize writing tool on preener.ai

    On the web

    Every writing tool in the browser, from Humanize to cover letters. Sign in with the same account and start writing.

    • 100+ ready-made writing actions
    • Free to start, every day
    • No ads and no ad tracking
    • Never runs in password fields

    Addiyon Keyboard

    Type Amharic the way you say it.

    An Android keyboard that turns Latin letters into fidel as you type. Typing and suggestions run on your phone, even offline.

      Get it on Google Play Visit keyboard.addiyon.com
      Addiyon Keyboard turning Latin letters into Amharic words
      Addiyon Keyboard suggesting complete Amharic words

      Technology built for real problems.

      Everyday software should make life simpler, not more complex. We let AI handle the repetitive, manual work so people can focus on what matters.

        Principles we build by.

        Questions, answered.

        Get in touch.

        Questions about our apps, partnerships or support. Write to us and we will get back to you.

        Email [email protected]

        Customer support

        Inboxes

        Mailing address

        1209 Mountain Road Pl NE, Ste N, Albuquerque, NM 87110, United States