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App Stacks is designed & built by Roman Tesliuk. For questions, suggestions, or inquiries, please contact me here.

Much love from Berlin.

All rights reserved 2025

Discover stories and stacks behind your favorite apps

Learn what makes your favorite apps so special - from their origin story to their tech stack and the tools their teams rely on daily. Build smarter by learning from the best.

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New release

Craft

Personal Space for Notes, Tasks, and Big Ideas

New release

LookAway

Smart breaks for healthy eyes and a focused mind

Clocks

A more fun standby mode

Klack

Satisfying sound with every keystroke on your Mac

Bump

Best friend map for location sharing with friends

Abode

The best way to hang out on your phone

Kinopio

Spatial thinking canvas for your new ideas and hard problems

Joi

Calendar, to-do list, and habit tracker in a single app

Experiments

Try new habits, challenges, and tools

Supernotes

The fastest way to take notes and collaborate with friends

Cakedesk

The simple invoicing app for freelancers

Queue

Beautifully simple podcasts