Levin David Schwab

Sip Water: Drink Reminder

Easy Water Tracker for Seniors

Agitate: Film Dev Timer

Darkroom timer, B&W to E-6

CO2 Calculator: Planted Tank

dKH pH to ppm, Drop Checker

Minimum Effort: Office Sim

Get paid. Do nothing.

Sip Water: Drink Reminder

Easy Water Tracker for Seniors

Sunlit: Sun & Moon Tracker

Golden Hour & AR Sun Path

Infill: 3D Print Cost Calc

Filament & Margin Calculator

Sawgrid: Cut List Optimizer

Plywood, Metal & Acrylic Plans

Münzo: Euro Cash Counter

Count Coins, Bills & Till

Zinsklar: Compound Interest

Retirement Savings Calculator

Nixly: Clean Storage

Clean Duplicates & Free Space

Nixring: Spam Call Blocker

Block spam calls & junk texts