sundries

an independent studio of small tools

Small tools for daily frictions.

We're trying to build little things to smooth out the small frictions of shared life. Shared expenses, scattered habits, the recurring questions that don't deserve a whole app. Each tool ships on its own, on purpose.

Just launched a Sheets extension for couples who share expenses

featured

harmony

A Google Sheets extension that settles "who owes who" — for couples who share expenses.

see the tool →

harmony dashboard

why

Hand-drawn illustration of two people building a small wooden stool together, one with a screwdriver, the other reading the instructions

We're not trying to build a unicorn. We're building the small, specific tools we wish existed — the ones we'd actually use ourselves and shipping them properly. Each one stands alone. None of them require an account.

If that sparks your interest , read our story.