Independent software studio

Useful software, made with care.

Sentria builds calm, capable products for everyday life. We make technology feel more human, one thoughtful detail at a time.

What we make

One product today. More good ideas ahead.

We focus on products that earn a place in your routine: clear, dependable, and designed to respect your attention.

Maryanne

Read · Listen · Enjoy

Maryanne

A beautiful reader for EPUBs and PDFs, with natural voice read-aloud. Read at your pace or listen wherever you are.

Visit maryanne.app →

How we work

Small team. High standards.

01

Human first

We start with real needs, not technology for its own sake.

02

Quietly excellent

Good software should feel obvious, reliable, and easy to return to.

03

Built to last

We choose durable foundations and improve products for the long term.

About Sentria

An independent studio for useful software.

Sentria LLC is an independent software company formed in the US. We publish our own apps and care deeply about the people who use them.