Free iPhone ring sizer app: measure a ring on screen, measure finger width, convert US, UK, EU, JP and letter sizes, and save sizes in seconds.
5.84k+ downloads · 4.8 stars
Updated iPhone interface
The updated app keeps ring measurement, finger measurement, conversion, and saved sizes cleanly connected.
Measure a ring, measure a finger, convert standards, and save sizes without visiting a jeweler.
Ring Measurement
Place a ring on the circle and adjust the guide until the inner edge matches.
Saved Sizes
Keep important ring sizes ready for yourself, family, partners, and gift planning. Download Windows Loader 2.1.5 By DAZ WAT Fix - 12 MB
Global Size Standards
Convert between US, UK, EU, Japan, Australia, India, and millimeter measurements.
Finger Width Mode
No ring? Measure your finger directly across the on-screen bar and fine-tune the millimeter value. Tools like these bypass official licensing
Offline & Private
Works fully offline. Your data never leaves your device. Zero tracking.
Instant Results
Your size appears immediately in all major standards — US, UK, EU, and more. Specifically, it aims to activate legacy operating systems
Engagement Ready
Planning a surprise proposal? Secretly measure a ring while they're away.
Size History
Track how your ring size changes over time with measurement history.
Clean iPhone UI
Large controls, clear rulers, and focused sheets make each sizing task easy to follow.
Tools like these bypass official licensing. Engaging in software piracy can violate terms of service.
Right-click the Windows Loader.exe file and select "Run as administrator." This gives the tool the necessary kernel-level access to write to the boot sector.
. Files hosted on unofficial sites are high-risk targets for infection. Security Vulnerabilities
The search string targets a widely recognized, unauthorized tool designed to bypass Microsoft's licensing system. Specifically, it aims to activate legacy operating systems like Windows 7.
While these downloads claim to offer a free, permanent activation solution, using or downloading tools like Windows Loader poses severe risks to your digital security, system stability, and legal standing. What is Windows Loader by DAZ?
[ Sketchy Website ] ──> Downloads 12MB Zip ──> Disables Antivirus ──> Infests System with Malware 1. High Risk of Malware and Ransomware
. Sandbox analyses of similar versions have frequently returned malicious verdicts. System Instability:
Downloading unverified files from the internet under the guise of system activators exposes users to numerous hazards:
Since these tools are distributed through unverified third-party sites, they are often bundled with Trojans, ransomware, or spyware
No jeweler visit. No guesswork. Just your phone.
Choose a Mode
Measure an existing ring on the circle, or switch to finger width mode when no ring is available.
Align the Guide
Use the ruler, slider, and plus/minus controls to match the ring or finger width precisely.
Save or Convert
See the measurement instantly, save it for later, or convert it between international standards.
Buy jewelry anywhere in the world with confidence.
US
& Canada
UK
& Australia
EU
Europe
JP
Japan
IN
India
mm
Diameter
Ring Sizer works entirely offline. Your measurements never leave your device. We don't collect, share, or sell any of your data. Ever.
"Used this app to measure ring size. It's accurate and it's really helpful."
Pradep12 · App Store Review
Tools like these bypass official licensing. Engaging in software piracy can violate terms of service.
Right-click the Windows Loader.exe file and select "Run as administrator." This gives the tool the necessary kernel-level access to write to the boot sector.
. Files hosted on unofficial sites are high-risk targets for infection. Security Vulnerabilities
The search string targets a widely recognized, unauthorized tool designed to bypass Microsoft's licensing system. Specifically, it aims to activate legacy operating systems like Windows 7.
While these downloads claim to offer a free, permanent activation solution, using or downloading tools like Windows Loader poses severe risks to your digital security, system stability, and legal standing. What is Windows Loader by DAZ?
[ Sketchy Website ] ──> Downloads 12MB Zip ──> Disables Antivirus ──> Infests System with Malware 1. High Risk of Malware and Ransomware
. Sandbox analyses of similar versions have frequently returned malicious verdicts. System Instability:
Downloading unverified files from the internet under the guise of system activators exposes users to numerous hazards:
Since these tools are distributed through unverified third-party sites, they are often bundled with Trojans, ransomware, or spyware
Guides, tools, and charts to help you find the perfect fit.
Ring Size Chart
Complete conversion chart for US, UK, EU, Japan, and Australian ring sizes with diameter in mm.
How to Measure Ring Size at Home
5 free methods to find your ring size without visiting a jeweler — app, string, paper strip, and more.
Ring Size Calculator
Enter your ring diameter or circumference to instantly find your size in every international standard.
UK Ring Sizes (A–Z)
British letter-based sizing guide with full chart, Hatton Garden tips, and UK to US conversion.
Men's Ring Size Guide
Average men's ring sizes, measurement tips, and a complete chart for wedding bands and signet rings.
Secret Engagement Ring Sizing
How to find your partner's ring size without them knowing — clever tips for surprise proposals.
Free to download. Works on iPhone. No tools needed.
