Everyday tools
SumKind
A private checkbook and budgeting app for recording spending, planning for bills, and seeing your money over time.
In developmentMeet SumKind
An independent studio
Apps for
curious minds
Strategy, puzzles, and practical everyday tools. We make apps that give you room to think, experiment, organize, and play.
See what we're making
On the drawing board
Sum things we're building
Our apps and games are in development.
Strategy & defense
Kin'Dome
Choose your defenses, guide your heroes, and protect a playground dome in a world brought to life by imagination.
In developmentMeet The Kin'Dome!
Spatial puzzles
Mazes & Marbles
Find a route, work around obstacles, and guide your marble through a maze.
In development
Playful tactics
Doodle Battle
Experiment with aim and timing in a doodle-style battle of paint puffs, water balloons, and paper projectiles.
In development
About SumKind of Apps
How we build
We are family first, privacy protected in an age when so much of what we do is monitored, and learning-based. Prediction starts with learning: knowing people, understanding how minds develop, and paying attention to the context around a decision. We observe, test, learn, and revise. That is the SumKind of Apps way of building.
Family first
Made for real life together
We begin with the people closest to us and the lives they actually lead. A product should respect shared time, support different ages and abilities, and help without taking over. If it is worth doing, it is worth doing kindly.
Privacy protected
Restraint is part of the design
Privacy is not a promise added after a product is finished. We design products to ask for only what they need, make the reason clear, and protect the information entrusted to them. Where we can, we are helpful without being intrusive.
Learning-based production
Build, learn, and make it better
Useful prediction does not begin with certainty. It begins with careful observation, curiosity, and a willingness to learn from developing minds and changing circumstances. We build thoughtfully, test what we make, listen, and improve it.