Free · No sign-up · Works offline
HandyKit — a growing box of free online tools
Graphic tools that “just work”, plus practical guides behind every one of them. Built for makers, cooks, engineers and everyone in between.
Tools
Multi-Timer
Run many countdowns at the same time — each with its own name, color, ring progress and alarm. Cooking, workouts, labs, meetings.
Open tool →Superellipse Generator
Preview superellipses (squircles) by width, height and exponent n. Export vector-perfect SVG and DXF for design, laser cutting and CNC.
Open tool →Guides
How to Run Multiple Timers at Once
Parallel countdowns without chaos: naming, +1 minute, tab-title countdowns, desktop alerts — with real kitchen, gym and lab workflows.
Read guide →What Is a Superellipse (Squircle)?
The math shape between an ellipse and a rectangle: formula, exponent n explained, where squircles appear, and how to export SVG/DXF for production.
Read guide →