Ricca Jewelry Guide vs PanHandler

The Ricca Jewelry Ring Sizer helps you measure your ring size accurately using your phone. Before measuring, the app calibrates the screen using a real-world reference, such as a credit card, ruler, or coin. This ensures that measurements are consistent across different devices and screen sizes. Once calibrated, you can measure your ring and quickly determine the correct size with confidence. Features: • Screen calibration using a card, ruler, or USD coin • Accurate on-screen ring measurement • International size converter (US, BR, EU) • Quick measurement guide for greater accuracy • Save and review previous measurements This tool was created by Ricca Jewelry to help customers choose the correct ring size before buying jewelry online. For best results, calibrate your screen using a physical card or coin before measuring.

PROFESSIONAL MEASUREMENTS WITH JUST YOUR PHONE AND A COIN Transform your iPhone into a CAD-grade measurement tool. No expensive lasers, no subscriptions - just your camera and a coin from your pocket. WHAT YOU CAN MEASURE - Distance - Straight-line measurements between any two points - Angles - Three-point angle measurements with azimuth bearing - Circles - Radius, diameter, area, circumference, and volume - Rectangles - Length, width, area, and volume calculations - Freehand - Trace custom shapes for area and volume POWERFUL CALIBRATION OPTIONS 650+ Coins Supported - From over 130 countries worldwide. Quarter, penny, euro, yen - if you have it, we support it. Known Scale Mode - Perfect for aerial photos, blueprints, floor plans, and engineering drawings. Measure a known distance and enter its real-world size. Verbal Scale Mode - Ideal for maps with scale notation. Enter scales like "1 inch = 10 miles" or "1 cm = 100 meters" and PanHandler calculates everything automatically. HOW IT WORKS 1. Take a Photo - Hold your camera perpendicular to the subject using the built-in bubble level 2. Calibrate with a Coin - Search for your coin, place it in the photo, and align the circle 3. Measure Anything - Choose your tool, tap to place points, get instant measurements 4. Export & Share - Email reports or save annotated photos to your library PROFESSIONAL FEATURES - Auto-Level Capture - Hold steady for automatic capture - Session Memory - Calibration remembered throughout your session - Email Reports - Professionally formatted measurement reports - High-Quality Exports - Save annotated photos to your library - Custom Labels - Name and organize your measurements FROM A CAN OF COKE TO AN OCEAN Calculate volumes from tiny objects to massive spaces. Draw freehand lines, distance lines, squares, circles, and polygons - all displaying precise area measurements. Whether you're a contractor measuring job sites, a DIY enthusiast planning projects, an engineer reviewing blueprints, or a student learning CAD, PanHandler gives you professional-grade measurements without professional-grade costs. COMPLETELY FREE - No subscriptions - No in-app purchases - No feature limitations - Unlimited measurements and exports - All tools included Built by makers, for makers. Created by Snail, a 3D designer on a mission to make CAD designing faster, easier, and more accurate for everyone. PERFECT FOR - CAD design reference photos - Contractors & builders - Engineers & architects - DIY enthusiasts - Real estate professionals - Interior designers - Students & educators - Anyone who needs to measure things Start measuring professionally today - no hardware required.