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.
If you download a cracked version from an untrusted source, you are not just getting an illegal product, but one that is likely still vulnerable to these known exploits. Attackers can leverage these flaws to access your entire company's employee records, schedules, and potentially other connected systems.
Rather than risking a "crack," there are fully legitimate ways to use ZKTime software without paying for a license.
Searching for a might seem like a quick fix for a small business budget constraint, but it introduces unacceptably high risks to corporate security, operational stability, and legal compliance. The potential for malware infections, compromised employee databases, and unrecoverable data loss means that pirated software ultimately costs a business much more than a legitimate license. Zktime.net Crack
Zktime.net is a time tracking and attendance management software designed for businesses of all sizes. The platform offers a range of features, including:
Using pirated software violates intellectual property laws. For businesses, this poses a massive compliance risk. If an audit occurs, the company can face steep fines. Furthermore, storing employee biometric templates or personal identifiable information (PII) on compromised, cracked software may violate data privacy regulations like GDPR or local labor laws. Safe and Free Alternatives to Cracking ZKTime.net If you download a cracked version from an
Website owners who distribute software cracks do not do it out of charity. They frequently bundle the cracked ZKTime.net installer with malicious software.
: Official updates, bug fixes, and technical support from ZKTeco India are only available for licensed users. Official Activation Methods Searching for a might seem like a quick
ZKTeco frequently updates its firmware and software to patch security loopholes and ensure compatibility with newer Windows operating systems. If you use a cracked version:
If you are already using an older, paid version, be aware of these publicly disclosed vulnerabilities:
What or infrastructure does your HR team prefer?
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
If you download a cracked version from an untrusted source, you are not just getting an illegal product, but one that is likely still vulnerable to these known exploits. Attackers can leverage these flaws to access your entire company's employee records, schedules, and potentially other connected systems.
Rather than risking a "crack," there are fully legitimate ways to use ZKTime software without paying for a license.
Searching for a might seem like a quick fix for a small business budget constraint, but it introduces unacceptably high risks to corporate security, operational stability, and legal compliance. The potential for malware infections, compromised employee databases, and unrecoverable data loss means that pirated software ultimately costs a business much more than a legitimate license.
Zktime.net is a time tracking and attendance management software designed for businesses of all sizes. The platform offers a range of features, including:
Using pirated software violates intellectual property laws. For businesses, this poses a massive compliance risk. If an audit occurs, the company can face steep fines. Furthermore, storing employee biometric templates or personal identifiable information (PII) on compromised, cracked software may violate data privacy regulations like GDPR or local labor laws. Safe and Free Alternatives to Cracking ZKTime.net
Website owners who distribute software cracks do not do it out of charity. They frequently bundle the cracked ZKTime.net installer with malicious software.
: Official updates, bug fixes, and technical support from ZKTeco India are only available for licensed users. Official Activation Methods
ZKTeco frequently updates its firmware and software to patch security loopholes and ensure compatibility with newer Windows operating systems. If you use a cracked version:
If you are already using an older, paid version, be aware of these publicly disclosed vulnerabilities:
What or infrastructure does your HR team prefer?
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.
