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.
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.
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.
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.
Use our free online tool. No download needed.
Step 1: Calibrate Your Screen
Place a standard credit card on your screen for pixel density calibration.
Place your ring on the screen and drag the handles to match its inner edge.
Your Ring Size
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US Size
-
UK Size
-
EU Size
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Japan Size
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Diameter (mm)
Tip: Calibrate your screen with a credit card first for maximum accuracy. Want size history, family profiles, and advanced features? Download the app.
A standard credit card is 85.6mm wide. Drag the handles to match your card's width exactly.
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
The Motorola GM360 is a versatile, rugged mobile two-way radio widely used in commercial, public safety, and amateur radio sectors. To maximize its utility, you need the right programming software and hardware tools. Setting up the Customer Programming Software (CPS) allows you to configure channels, signaling protocols, power levels, and button assignments.
Before changing any settings, establish a strict baseline to prevent bricking or corrupting your radio's codeplug. Step 1: Establish the Connection Connect your USB/Serial cable to the computer. Plug the RJ45 connector into the GM360 microphone jack.
The Motorola GM360 remains a robust and capable radio. With the right software and a little persistence, you can program it to perform at its peak for years to come. Good luck, and enjoy mastering your GM360! motorola gm360 programming software best
If using a USB cable, download the official . Once installed, verify which COM Port number (e.g., COM3) Windows has assigned to the cable via the Windows Device Manager. Step-by-Step Programming Guide
If the software refuses to open on Windows 10/11, it is usually a registry or permissions conflict. Right-click the application icon and ensure is checked. If it still fails, uninstall and reinstall the software directly to the root directory (e.g., C:\Motorola\ ) rather than the Program Files (x86) folder. "No Communication" / Error Code 2 This indicates the software cannot talk to the radio. Double-check your COM port selection in the CPS. The Motorola GM360 is a versatile, rugged mobile
Motorola's GM360 is a popular handheld two-way radio that has been widely used by businesses, emergency services, and individuals alike. One of the key features of the GM360 is its programmability, which allows users to customize the radio's functionality and performance to suit their specific needs. In this essay, we will explore the best programming software options available for the Motorola GM360, and discuss their features, benefits, and applications.
Most modern USB programming cables have the voltage-shifting circuitry built directly into the USB plug. These do not require an external power box and are highly convenient. Before changing any settings, establish a strict baseline
Are there specific features you are trying to configure, like or repeater shifts ? Share public link
After testing numerous versions and surveying field technicians, the consensus is clear: represents the best combination of stability, feature access, and modern OS compatibility.
The GM360 uses an RJ45 microphone jack on the front panel for programming. You have two primary choices:
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.
