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. eva arretxe faleceu
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. She was often dubbed a "TV Flower" (Flor
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. Ela foi uma acadêmica rigorosa, cuja pesquisa ajudou
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.
She was often dubbed a "TV Flower" (Flor de TV)—a term used in Portugal to describe women who became media sensations through their charisma, beauty, and ubiquitous presence on variety shows. Her image was inescapable; she graced magazine covers, starred in commercials, and was a constant topic in gossip columns.
As contribuições de Eva Arretxe para a língua e cultura bascas são inúmeras e profundamente significativas. Ela foi uma acadêmica rigorosa, cuja pesquisa ajudou a lançar luz sobre aspectos cruciais da língua e cultura bascas, desde a linguística aplicada até a educação bilíngue e a literatura basca.
Following her passing, director —who worked with her on the film Ispansi —described her as an "indefatigable worker" who never lacked a smile or an encouraging word. Production companies like LAZONA also expressed deep regret, noting her immense personal and professional impact on the industry. Eva Arretxe — The Movie Database (TMDB)
Triste notícia para o cinema: faleceu a figurinista Eva Arretxe. 🖤 Responsável pelo visual de filmes como e seu último trabalho, La Familia Perfecta
Eva Arretxe, a talented Spanish costume designer known for her extensive contributions to European cinema, passed away in . Her death was confirmed by the Spanish Film Academy and colleagues within the industry, marking a significant loss for the Spanish film community. A Career Defined by Visual Storytelling
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
She was often dubbed a "TV Flower" (Flor de TV)—a term used in Portugal to describe women who became media sensations through their charisma, beauty, and ubiquitous presence on variety shows. Her image was inescapable; she graced magazine covers, starred in commercials, and was a constant topic in gossip columns.
As contribuições de Eva Arretxe para a língua e cultura bascas são inúmeras e profundamente significativas. Ela foi uma acadêmica rigorosa, cuja pesquisa ajudou a lançar luz sobre aspectos cruciais da língua e cultura bascas, desde a linguística aplicada até a educação bilíngue e a literatura basca.
Following her passing, director —who worked with her on the film Ispansi —described her as an "indefatigable worker" who never lacked a smile or an encouraging word. Production companies like LAZONA also expressed deep regret, noting her immense personal and professional impact on the industry. Eva Arretxe — The Movie Database (TMDB)
Triste notícia para o cinema: faleceu a figurinista Eva Arretxe. 🖤 Responsável pelo visual de filmes como e seu último trabalho, La Familia Perfecta
Eva Arretxe, a talented Spanish costume designer known for her extensive contributions to European cinema, passed away in . Her death was confirmed by the Spanish Film Academy and colleagues within the industry, marking a significant loss for the Spanish film community. A Career Defined by Visual Storytelling
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.
