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Apps for the screens you carry.

Native apps for Mac, iPhone, iPad and Apple Watch, and web apps you install from the browser. Designed and built by the same hand that draws the brand, so the app looks and feels like the rest of it.

Two ways to ship

Native when it needs the device. PWA when it needs to be everywhere.

native · 01

iPhone

Native apps for the phone in your pocket, with widgets, notifications and full access to the device. Drawn by the same hand as the brand, so the app feels like part of it from the first tap.

  • Widgets
  • Notifications
  • App Store
native · 02

Apple Watch

Apps for the watch on your wrist: one glance while your hands are busy. Short screens, clear numbers and notifications that say only what matters right now.

  • Apple Watch
  • Notifications
native · 03

iPad

Native apps for iPad, built for the bigger screen and delivered through the App Store. More room for lists and panels side by side, laid out for touch.

  • iPad
  • App Store
native · 04

Mac

Native apps and utilities for Mac, built for Apple platforms: on the App Store or as a direct download from the site. Small tools that save time every day: text fixed in one keystroke, labels made automatically, a disk cleared of forgotten files.

  • Mac
  • App Store
  • Direct download
pwa · 05

Progressive web apps

One link that installs from the browser on any phone or computer. Works offline, updates without a store review and costs less to launch. One build for every screen, from the phone to the desktop.

  • Any browser
  • Installs from a link
  • Works offline

Apps · 10

What I’ve built.

01 · In developmentNative + PWA

My Little Tasks: Хатні Справи

Household chores kids actually want to do.

Kids pick up small tasks around the house, tick them off and collect rewards. Parents set the list on the phone, kids follow it on a tablet or a watch.

  • iPhone
  • iPad
  • Apple Watch
  • Web
My Little Tasks: Хатні Справи on iPad, screen 1My Little Tasks: Хатні Справи on iPad, screen 2
My Little Tasks: Хатні Справи icon
1032 × 1376
My Little Tasks: Хатні Справи on Phone, screen 1My Little Tasks: Хатні Справи on Phone, screen 2
393 × 852
My Little Tasks: Хатні Справи on Watch
198 × 242

02 · AvailableNative

OopsKO

Typed in the wrong layout? Fixed in one keystroke.

A Mac utility that turns text typed in the wrong keyboard layout back into what you meant, right where you typed it.

  • Mac
OopsKO on Mac
OopsKO icon
1440 × 900

03 · AvailablePWA

Math Robots

Robot battles powered by sums.

A turn-based robot fight for kids where every attack means solving an addition or subtraction. Runs in the browser and installs on a phone.

  • iPhone
  • Android
  • Web
Math Robots on Phone, screen 1Math Robots on Phone, screen 2Math Robots on Phone, screen 3Math Robots on Phone, screen 4
Math Robots icon
852 × 393

04 · AvailableNative

LabelKO

Customs labels with codes, made automatically.

A Mac app that builds print-ready customs labels with barcodes and QR codes from your product list, instead of making them one by one by hand.

  • Mac
LabelKO on Mac
LabelKO icon
1440 × 900

05 · AvailablePWA

SvitelKO

Outage schedules, stats and games that work offline.

Power-outage schedules and statistics for your area, plus energy-efficient mini games that work without the internet while the lights are off.

  • iPhone
  • Android
  • Web
SvitelKO on Phone, screen 1SvitelKO on Phone, screen 2
SvitelKO icon
393 × 852

06 · AvailableNative

PresKO

Video and photo converter with AI tools built in.

Converts, compresses and resizes video and images on a Mac, with AI features like voice clean-up and subtitles in the same window.

  • Mac
PresKO on Mac
PresKO icon
1440 × 900

07 · AvailableNative + PWA

VoltKO

An alternative app for home battery systems.

Charge level, consumption and backup time of your home energy storage in one clear screen, without the vendor's cluttered app.

  • iPhone
  • Android
  • Web
VoltKO on Phone, screen 1VoltKO on Phone, screen 2
VoltKO icon
393 × 852

08 · AvailableNative

KlinKO

Disk clean-up made for video makers.

Finds what eats your Mac's disk: render caches, proxies, duplicate footage and forgotten exports. You see it, then decide what goes.

  • Mac
KlinKO on Mac
KlinKO icon
1440 × 900

09 · In developmentNative

Klev: Wrist Fishing

A fishing companion on your wrist.

Bite times, weather and pressure for your spot, one glance at the watch while your hands are busy with the rod.

  • Apple Watch
Klev: Wrist Fishing on Watch, screen 1Klev: Wrist Fishing on Watch, screen 2Klev: Wrist Fishing on Watch, screen 3Klev: Wrist Fishing on Watch, screen 4Klev: Wrist Fishing on Watch, screen 5
Klev: Wrist Fishing icon
198 × 242

10 · AvailableNative

PlayKO

A video player for learning languages.

Watch films and series with two subtitle tracks, replay a line in one key, slow speech down and save new words while you watch.

  • Mac
PlayKO on Mac
PlayKO icon
1440 × 900

11 · Next buildNative or PWA

Your idea goes here.

The next stripe on this page is yours.

Bring a rough thought, I’ll bring the first sketch.

your idea × any screen

Let’s make your first app.

Tell me what the app should do and who will use it. You’ll get a first sketch of the screens and a quote, before a single line of code.