Convert shoe sizes instantly between US, UK, EU, JP systems offline
Perfect for online shopping, traveling, and finding your perfect fit across international brands. No internet required!
Everything you need for accurate shoe size conversion and more
Convert between US Men's, US Women's, UK, EU, JP, and CM sizing systems with a single tap. Get accurate results in milliseconds.
Browse comprehensive conversion charts for Men's, Women's, and Children's shoes with easy-to-read tables showing all international equivalents.
Measure your foot in centimeters or inches using our interactive slider. Get personalized size recommendations based on your exact foot length.
Learn when to size up or down for different activities. Athletic shoes, dress shoes, boots - get professional advice for every occasion.
No internet required, zero data collection or tracking, no ads or distractions. Your privacy is completely protected.
Complete coverage of major sizing systems worldwide. Perfect for travelers, online shoppers, and international business.
Thousands of happy users have found their perfect fit
"Finally! No more guessing sizes when shopping online from different countries. This app saved me from so many returns."
"Perfect for travel! Used it all across Europe and Asia. The offline feature is a lifesaver when you don't have internet."
"Clean, simple, and accurate. Love that there are no ads and it respects my privacy. Exactly what a utility app should be."
Get answers to common questions about shoe sizing
Dedicated to creating practical tools that solve everyday problems
At BEEP MECATRONIQUE, we believe technology should make life simpler, not more complicated. Our mission is to create practical, user-friendly tools that solve real-world problems without compromising your privacy or overwhelming you with unnecessary features.
Shoe Sizer was born from personal frustration with online shopping across international websites. We wanted a simple, reliable tool that works offline and respects user privacy. The result is an app that thousands of users rely on for accurate shoe size conversions worldwide.
We're committed to creating software that's clean, efficient, and truly useful - because the best technology is the kind you don't have to think about.
Have questions or feedback? We'd love to hear from you
Reach out to us through any of these channels. We typically respond within 24 hours.