Ring Sizer: LoopSize

Find your ring size from diameter or circumference and compare international standards with LoopSize.

LoopSize is a ring size chart and converter for anyone who needs to find, check, or explain a ring measurement before buying. Use the visual guide to adjust a ring or finger diameter and view equivalents for BR, US, UK, EU/ISO, JP, CN, and IN.

Use LoopSize to:
• check a size before buying online;
• compare sizes across countries;
• choose an engagement, wedding, or gift ring;
• save ring and finger measurements;
• share a measurement summary as a PDF;
• support jewelry customer service.

How it works:
1. Choose Ring or Finger.
2. Adjust the diameter with the control or use the measurement you have.
3. View diameter, circumference, and international equivalents.
4. Save the result and share it as a PDF.

View measurements in millimeters or inches. Keep a history for future purchases, repeat customers, and follow-up fittings.

Pro features:
• branded PDFs;
• measurement history;
• iCloud sync for measurements and preferences across devices.

Results depend on the reference provided and screen calibration. Print the PDF at 100% scale when using a physical reference circle.

Privacy Policy:
https://adrianosouzacosta.com.br/apps/loopsize/privacy-policy

Terms of Use:
https://adrianosouzacosta.com.br/apps/loopsize/terms-of-use