Our apps

Our apps are published on Google Play under the XDSS Apps developer account. Each has its own privacy policy, linked below. Google Play links appear here as each app goes live.

Puzzle games

In testing

Stillgrid: Calm Sudoku

Classic 9x9 Sudoku with a clean board, notes and hints. Offline, no account.

In testing

Quadrille: Nonogram Puzzles

Picture logic puzzles you solve by reasoning, never by guessing. Daily puzzle.

In testing

Clearstone: No-Guess Minesweeper

Minesweeper where every board is solvable by logic. No 50/50 guesses, ever.

In testing

Plumstone: Mahjong Solitaire

Calm mahjong solitaire: every deal winnable, big readable tiles, no timer.

In development

Jamaway: Traffic Escape Puzzle

Tap a car, truck or bus to drive it off the board when its way is clear. Clear the jam. No lives, no timer.

Everyday tools

In testing

Ripe Focus

A calm Pomodoro focus timer with breaks, reminders and focus statistics.

In testing

Pennywren

Log spending in seconds and see where your money goes. No account, no bank link.

In testing

Rillo

Log water in one tap. Gentle reminders only while you're awake, never at night.

In testing

CodePeek

Scan QR codes and barcodes safely. See where a link goes before you open it.

In testing

Penleaf: Notes & Checklists

Fast, private notes and checklists. No account. Everything saves as you type.

Questions about an app or its privacy policy? Contact us.