Independent App Studio

Apps that earn
their place.

We build tools people return to every day.

Our Apps

One question. One scan. One answer.

Coming Soon
Fudoe

Fudoe

Know what you eat.

AI-powered food label analyzer. Scan any packaged product to instantly decode additives, allergens, E-numbers, and regulatory status — cross-referenced with Turkish Food Codex, EFSA, and FDA guidelines.

In development
Coming Soon
Cosmedoe

Cosmedoe

Know what you apply.

Cosmetic ingredient analyzer. Uncover the science behind your skincare routine — from irritants and comedogenic compounds to ingredient interactions and skin-type compatibility.

In development

More on the way

Each app starts with a question worth answering.

About

Independent. Intentional. Uncompromising.

Charen is a one-person app studio where science meets software. Every product starts with a real problem — observed, researched, and validated — before a single line of code is written.

We don't build features. We build habits. Each app is designed to remove friction from a specific part of daily life, backed by chemistry, regulation, and data.

No venture capital. No roadmaps shaped by committee. Just carefully considered tools, built to last.