SHOP SMARTER.
FIT BETTER.
Tell us what you own. We'll tell you what fits.
Instant size translation across Zara, H&M, Uniqlo, Gap and more - no measuring tape required.
Private by design - nothing leaves your device.
POWERFUL FEATURES.
SIMPLE DESIGN.
ONE APP. YOUR CLOSET. YOUR FAVOURITE BRANDS.
CALCULATOR
ENTER YOUR SIZE IN ONE BRAND.
INSTANTLY SEE YOUR SIZE IN 9 GLOBAL BRANDS.
REAL-TIME CONVERSION BASED ON ACTUAL SIZING DATA.
MY CLOSET
AUTOMATICALLY SAVES EVERY SIZE YOU CALCULATE.
BUILD YOUR PERSONAL SIZE DATABASE.
NO ACCOUNT NEEDED.
ALL DATA STORED LOCALLY ON YOUR DEVICE.
GLOBAL
SUPPORTS US, UK, EU, ASIA SIZING.
8 LANGUAGES.
METRIC & IMPERIAL MEASUREMENTS.
BUILT FOR INTERNATIONAL SHOPPING.
PRIVACY
NO TRACKING. NO ADS. NO CLOUD.
NO ACCOUNT.
ALL YOUR DATA IS STORED ONLY ON YOUR DEVICE
AND NEVER LEAVES IT.
HOW IT
WORKS
KNOW YOUR SIZE IN ONE BRAND. GET YOUR SIZE IN ANY OTHER.
-
KNOW YOUR SIZE
IN A BRAND YOU ALREADY OWN.
EXAMPLE: NIKE SIZE L -
PICK TARGET BRAND
CHOOSE THE BRAND YOU WANT TO BUY FROM.
EXAMPLE: H&M -
GET YOUR SIZE
INSTANT SIZE RECOMMENDATION.
AUTO-SAVED TO YOUR CLOSET.
LIFETIME
ACCESS
- 9 GLOBAL BRANDS INCLUDED
- UNLIMITED SMART UPDATES
- UNLIMITED CALCULATIONS
- WORKS 100% OFFLINE
QUICK
ANSWERS
WHAT IS WHATSIZE?
WHATSIZE IS A CLOTHING SIZE CONVERTER APP THAT INSTANTLY TRANSLATES YOUR SIZE ACROSS 9 GLOBAL BRANDS. IF YOU KNOW YOUR SIZE IN ONE BRAND, WHATSIZE TELLS YOU YOUR EXACT SIZE IN ANY OTHER BRAND - NO MEASURING REQUIRED.
HOW DOES IT WORK?
WHATSIZE USES OFFICIAL SIZE CHARTS DIRECTLY FROM BRAND WEBSITES. THE APP COMPARES BODY MEASUREMENTS LIKE CHEST, WAIST, HIPS, AND INSEAM ACROSS BRANDS TO RECOMMEND THE BEST-FITTING SIZE. ALL CALCULATIONS HAPPEN OFFLINE ON YOUR DEVICE.
DO I NEED TO MEASURE MYSELF?
NO. WHATSIZE WORKS BY CONVERTING BETWEEN BRANDS YOU ALREADY KNOW. IF YOU OWN A NIKE SHIRT IN SIZE LARGE, SIMPLY ENTER THAT INFORMATION AND WHATSIZE WILL TELL YOU WHAT SIZE TO BUY IN ZARA, H&M, OR ANY OTHER SUPPORTED BRAND.
WHY DO SIZES VARY BETWEEN BRANDS?
THERE ARE ZERO INTERNATIONAL SIZING STANDARDS FOR CLOTHING. EACH BRAND DEFINES THEIR OWN MEASUREMENTS FOR SIZES LIKE "MEDIUM" OR "SIZE 10." THE SAME SIZE LABEL CAN DIFFER BY 2-4 INCHES BETWEEN BRANDS.
OFFLINE MODE?
YES, 100%. WHATSIZE WORKS WITHOUT INTERNET. ALL DATA IS STORED LOCALLY ON YOUR DEVICE.
ACCOUNT NEEDED?
NO. IT'S COMPLETELY PRIVATE. NO SIGN-UP REQUIRED. YOUR DATA COLLECTION STAYS ON YOUR DEVICE AND NEVER LEAVES IT.
ONE-TIME PAYMENT?
YES. PAY ONCE, KEEP FOREVER. NO SUBSCRIPTIONS OR RECURRING CHARGES.
WHICH BRANDS?
9 BRANDS: NIKE, ADIDAS, H&M, ZARA, UNIQLO, LEVI'S, GAP, AND ASOS. MORE BRANDS COMING SOON.