EST. 2026 · INDEPENDENT STUDIO

Small tools for better days.

We build calm, focused apps that help with everyday things — moods, money, meals, momentum. One quiet improvement at a time.

Get the first app Our story

N 48°22'14" · DEPTH 420m

01 / 05 Apps in the fleet

~$11 Honest, one-time pricing

0% Ads · trackers · noise

14°N · 22°W / FLEET 01

Now boarding · Fleet 01

The first vessel in the fleet.

A mood & habit tracker designed for people who want to feel a little better without another app yelling at them. Calm by default. Honest about progress. Yours, end-to-end.

Sonar · Mood & Habit Tracker

Notice yourself, gently.

A check-in. A few small habits. A quiet line that shows how you've actually been doing — not how an algorithm thinks you have.

A daily check-in that takes less time than brewing coffee
Quiet habit tracking with streaks you can actually keep
Patterns surface gently — no charts shouting at you
Yours alone. No accounts, no ads, no data sold.

Buy on Etsy — $11

Any device It's a small web app. Phone, tablet, laptop — all of them.

Install to home Tap Share → Add to Home Screen. Looks like an app, works offline.

One-time price Buy it once on Etsy. No subscription. No account. No catch.

Yours alone Your check-ins and habits stay on your device. Period.

Sonar home screen: a daily mood log prompt, a week-at-a-glance mood chart, and a habit tracker.

N 44°02'09" / VALUES.MAN

What we hold to

Three things we won't
compromise on.

A submarine doesn't get to take shortcuts — the pressure outside makes sure of that. We try to build software the same way: quiet, sturdy, and only doing the things that genuinely earn their place.

Calm by default

No streaks turning into pressure. No notifications begging for attention. The app is quiet until you decide to listen.

Yours, end-to-end

Your data lives on your device. No accounts, no ad networks, no "anonymized" tracking. Simple as that.

One thing, done well

Each app does one job kindly. We'd rather ship a small tool that helps than a sprawling platform that nags.

DIVE PROFILE / FLEET ROADMAP

Dive profile

The fleet, going deeper.

Five small, sturdy apps for the everyday parts of life. We're shipping one at a time so each one is genuinely worth the room on your home screen.

10m

Sonar

Mood & habit tracker — gentle daily check-ins and small habits that stick.

Now boarding

60m

Ballast

Budget tracker — keep your finances steady without the spreadsheet anxiety.

Up next

120m

Galley

Weekly meal planner — comfortable rotations, easy lists, no recipe overwhelm.

Sketching

200m

Anchor

Debt payoff tracker — celebrate the small wins on the way out of the deep.

Sketching

300m

Crew

Side hustle & freelance income tracker — keep your projects and pay in plain sight.

Planned

Surface soon

Quiet apps. Real days.
One small improvement at a time.

Sonar launches alongside this site. When it's available, the buttons below take you straight to the store.

Buy Sonar on Etsy

· ONE-TIME PURCHASE · · RUNS IN ANY BROWSER · · WORKS OFFLINE · · NO ACCOUNT ·