Useful technology to read, understand and create.

IsLogicDev turns everyday friction into clear, fast and pleasant products. Loa is the first: a place to read, listen to and annotate documents.

  • Built for Android
  • Local reading
  • Ad-free Free core
Loa reading screen with highlighted text and audio controls.

Your documents. Now out loud.

Import PDF, EPUB, DOCX or TXT, follow the text as you listen, and keep notes, bookmarks and progress together.

Study long documents

Follow the active passage, mark pages and keep notes connected to the reading.

Listen while doing something else

Use Android voices, adjust speed and resume where you stopped.

Ease visual effort

Move between text and audio, choose themes and adapt reading to the moment.

See how Loa works

Small details make better products.

We design, write, test and publish our own products. That keeps decisions close to use: fewer layers, more attention to what must work.

About the studio
  1. Clarity before volume

    A feature should be understood before it takes space in the interface.

  2. Continuity every day

    Progress, context and preferences should help you resume, not create more work.

  3. Respect for the user

    Privacy, accessibility and performance are part of the product foundation.