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
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UK Size
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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
Autocom 2021 is designed to interface with vehicles via an OBD2 multiplexer (such as the CDP+ or Delphi hardware). It provides comprehensive coverage for European, Asian, and American vehicle makes. Key features of the official 2021 update include:
Allows you to manually trigger specific components to test their functionality. Flight Recorder:
: Check the Windows Device Manager to verify that the USB serial port matches the COM port selected inside the Autocom hardware configuration settings.
: Re-importing the signed file back into Autocom to unlock the interface.
For the software to function, it must be activated. While the official Autocom.se method uses a License Activation Tool (LAT) Keygen Autocom 2021
Follow the prompts to configure whether you are using a single-board or double-board VCI device.
and Delphi are well-regarded OBD2 diagnostic software platforms used by professional workshops to diagnose, repair, and maintain vehicles. The 2021 update (specifically version 2021.11) brought improved vehicle coverage, particularly for newer models and advanced electronic systems.
To help find the safest setup for your workshop, could you share you work on most? I can also provide information on official entry-level diagnostic tools or open-source alternatives that do not require risky cracks. Share public link
Respect for intellectual property fosters a sustainable digital ecosystem. If costs are prohibitive, advocate for affordable licensing models or community-driven initiatives that bridge the gap between accessibility and innovation. Let’s prioritize ethical choices in software use and contribute to a creative economy that rewards developers’ hard work. Autocom 2021 is designed to interface with vehicles
Uses your computer's processing power to mine cryptocurrency, slowing down your hardware. 2. Antivirus Conflicts and System Instability
Extract your downloaded Autocom 2021.11 archive using a utility like WinRAR. Run the primary Setup.exe or Autocom.exe launcher.
The is a tool enabling access to the 2021.11 version of Autocom/Delphi diagnostic software. While it offers a low-cost solution for accessing advanced diagnostics, it is crucial to handle it with caution. Prioritize security by scanning files and be aware of the limitations and risks associated with unauthorized software activation.
By reading a hardware-locked System ID, a keygen (key generator) generates a custom activation code. This unlocks the software's advanced features without an official enterprise subscription. This comprehensive guide outlines how the tool operates, step-by-step activation processes, and critical security and operational risks associated with third-party software cracks. Technical Features of Autocom 2021.11 Flight Recorder: : Check the Windows Device Manager
Follow the prompt screens, allowing the installer to deploy the background Microsoft SQL Server instance. Two desktop shortcuts— and Autocom Trucks —will be created. Step 3: Execute the Keygen Activation
If the cost of an official, premium Autocom license is out of reach for your budget, consider these safe and legal alternatives:
Let Windows install the required VCI drivers, located in the Drivers subfolder within the Autocom directory.
: The software generates an unactivated registration file unique to the computer.
In this article, we’ll explore what the Autocom 2021 software offers, why people seek out keygens, the risks involved, and how to ensure your diagnostic setup remains secure and functional. What is Autocom 2021?
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.