Simple Tools for Everyday Life
Plan your time, shop smarter, and track health — free, fast, multilingual.
Find Your Perfect Shoe Size
Shoe Size Converter
Find your perfect fit across brands.
Use tool →Cross-Brand Size Comparison
Compare sizes instantly and avoid returns.
Use tool →Cross-Brand Shoe Size Converter
Convert sizes between any two brands instantly.
Use tool →
Supported Shoe Brands
Convert sizes across all major footwear brands with our comprehensive size charts and converters.
NNike
Global athletic leader known for innovation and performance footwear
AAdidas
German athletic footwear giant known for innovation and style
NNew Balance
American athletic footwear company known for comfort and quality
PPUMA
German multinational athletic wear company known for innovative designs
SSkechers
American lifestyle and performance footwear brand known for comfort
AANTA
Leading Chinese sportswear brand known for basketball shoes
Explore everyday helpers
Shopping & Deals
Shop with confidence: convert sizes across brands and compare fits. Make smarter purchases and avoid returns.
Time & Planning
Plan schedules, calculate date gaps, and add workdays in seconds. Get accurate counts for events, deadlines, and everyday planning.
Health & Lifestyle
Private, no‑signup tools for cycle tracking and due date estimates. Fast results for personal planning and peace of mind.
Finance & Money
Split bills fairly, share carpool costs, and plan expenses with simple calculators. Clear inputs, instant results.
Learning & Math
Lightweight math helpers for school and daily life. Clean UI, instant results, and practical examples.
Fun & Social
Create and share fun facts and cards in seconds. Make moments more shareable with simple, social‑ready tools.