Ring Sizer Tool vs Ring Sizer & Finger Measure
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ring Sizer Tool
Accurately measure your finger size or compare existing rings to find the perfect fit. This tool simplifies ring sizing for confident online purchases and jewelry selection.
- Finger measurement without a ring
- Ring comparison for sizing
- Intuitive and simple interface
- Accurate sizing for online shopping
- Suitable for buyers and jewelers
Read full descriptionHide full description
Welcome to Ring Sizer Tool: Your key to precision in ring sizing. Eliminate the guesswork and convoluted methods of old. With Ring Sizer Tool, you achieve a spot-on fit with ease. Why Choose Ring Sizer Tool: No Ring? No Problem: If you lack a ring for comparison, we've got you. Ring Sizer Tool offers spot-on finger measurements, ensuring an impeccable fit each occasion. Intuitive Design: Ring Sizer Tool interface is both simple and inviting. New to digital tools or a tech enthusiast, our layout is made for you. Everyone's Perfect Companion: From the occasional ring buyer to expert jewelers, Ring Sizer Tool fits the bill. It's your go-to for confident online ring selections. Elevate your jewelry game with Ring Sizer Tool. Enjoy online shopping with newfound assurance, always nailing that perfect size. Eager for hassle-free sizing? Step into the world of Ring Sizers and attain accurate results in a flash. Celebrate the end of sizing mishaps and the dawn of tailored perfection! To access all features, content, and functionality you can subscribe to an annual auto-renewable subscription. This is a recurring transaction that will be charged to your iTunes Account at confirmation of purchase and will automatically renew unless you cancel it at least 24 hours before the end of your subscription. Renewals will be charged the same cost within 24 hours prior to the end of the current period. You can manage your subscriptions and auto-renewal can be turned off by going to your iTunes Account Settings after purchase. Privacy Policy: https://appcano.io/privacy Terms of Use: https://appcano.io/terms
Ring Sizer & Finger Measure
Accurately measure ring sizes using your iPhone. This app provides jeweler-level precision by calibrating to your device, offering two measurement methods and instant conversion between six international standards. Save multiple sizes and access a complete conversion table for confident online jewelry shopping.
- Device-calibrated accuracy
- Measure existing rings or finger directly
- Convert between 6 international size standards
- Save multiple ring sizes
- Complete international conversion table
- Fine-tune controls with incremental adjustments
- Offline functionality
Read full descriptionHide full description
Find your perfect ring size in seconds with the most accurate ring measurement app for engagement rings, wedding bands, and online jewelry shopping. Designed to eliminate guesswork when buying engagement rings, wedding bands, or jewelry gifts, this app turns your iPhone into a professional ring sizing tool with device-specific calibration for millimeter-perfect accuracy. The ideal solution for surprise proposals, gift shopping, and online jewelry purchases. Whether you measure an existing ring, size your finger directly, or convert between international standards, every measurement is reliable and confident. — KEY FEATURES — • Device-Calibrated Accuracy: Detects your exact iPhone model and applies the correct PPI (pixels per inch) for true-to-life measurements. From 326 PPI on iPhone SE to 460 PPI on iPhone 15 Pro Max, when a 17mm circle is shown, it really measures 17mm on screen. Jeweler-level precision in your pocket. • Two Measurement Methods: Place an existing ring on your screen and match the inner diameter to the on-screen circle, or measure your finger directly using the visual hand guide with precision crosshairs. Perfect for secret proposal planning or when you have no ring to reference. • 6 International Size Standards: Instantly converts between US/Canada (3-13), UK/Australia (F-Z), EU/ISO (44-70), Japan/China (4-30), millimeters (14.0-22.3mm), and inches (0.55-0.88 in). Shop confidently on Etsy, Amazon, Blue Nile, Brilliant Earth, or any global jewelry marketplace. • Save Multiple Ring Sizes: Build a personal collection organized by hand (left/right) and finger (thumb, index, middle, ring, pinky). Add custom titles per entry. Perfect for family gift sizes, jewelry professional client records, or shopping for multiple ring styles. • Complete Conversion Table: A reference guide showing all 27 ring sizes across every international standard in one scrollable table. Compare standards instantly and verify measurements before purchase. • Fine-Tune Controls: Plus/minus adjustment buttons allow 0.3mm incremental changes for exact sizing. Animated ring circle and tick marks ensure confident measurements. Works completely offline — measure anytime, anywhere. — PERFECT FOR EVERY SITUATION — • Surprise Proposals: Measure your partner's existing ring while they sleep, or discreetly size one of their rings when they are away. Silent measurement with no screenshots or notifications keeps the surprise safe. • Gift Shopping: Buying rings for birthdays, anniversaries, Christmas, or Valentine's Day becomes stress-free. Save sizes for every family member and friend. Never guess sizes when shopping online or in store. • Jewelry Professionals: Jewelers, ring designers, and store staff use this app for quick consultations, custom order sizing, and client education. Save unlimited client measurements with custom labels. • Online Jewelry Shoppers: Shop international jewelry websites without sizing anxiety. The conversion system handles every global standard. Preview your exact ring size visually on screen before purchasing. Prevent expensive returns. — PREMIUM — Unlock unlimited potential with Premium. Save unlimited measurements for every finger and every person. Enjoy an ad-free measuring experience. Access priority customer support. Get first access to future measurement tools. — LEGAL — Terms of Use: https://leanstudio.asia/terms-of-use Privacy Policy: https://leanstudio.asia/privacy-policy — SUPPORT — Questions, feedback, or feature requests? Contact support@leanstudio.asia. We value your suggestions to keep improving the app. — GET STARTED — Combine device-calibrated accuracy, dual measurement methods, and international size conversion in one simple app. No more guessing ring sizes or costly jewelry mistakes — just measure, convert, and shop with confidence. Download today and turn your iPhone into a professional ring sizing tool. Perfect for engagement ring shopping, wedding bands, and jewelry gifts.
Screenshots
Verdict
The clearest difference is rating: Ring Sizer Tool at 4.7 against Ring Sizer & Finger Measure's 1.0. Ring Sizer Tool also leads on ratings volume (604 vs 1) and device support (3 vs 1). Ring Sizer & Finger Measure's advantage is monetization model (free with in-app purchases vs subscription). On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Ring Sizer Tool sells 1 in-app purchase, starting at $19.99 per year and Ring Sizer & Finger Measure sells 5 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.
Ring Sizer Tool holds the better App Store score, 4.7 against 1.0. That said, the two scores are not equally well evidenced: Ring Sizer Tool has 604 ratings behind it against 1, so its average is the more settled of the two.
Ring Sizer Tool ships an update every 5 weeks, Ring Sizer & Finger Measure every 3 weeks. Both last shipped on September 21, 2026.
| Parameter | Ring Sizer Tool | Ring Sizer & Finger Measure |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (604 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 70.0% of reviews | — |
| Number of ratings | 604 — better | 1 |
| Update frequency | Every 5 weeks | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Subscription | Free with in-app purchases — better |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 68 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | Appcano LLC | LEAN ASIA CO., LTD |
Customer experience
Ring Sizer Tool
Ring Sizer & Finger Measure
Bugs and requests
Ring Sizer Tool
Requested features
1 request- Dynamically update values as slider adjusts
Ring Sizer & Finger Measure
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Ring Sizer Tool
- Ring Sizer Annual3 Days trial$19.991 Year
Ring Sizer & Finger Measure
- Weekly$4.997 Days
- Premium Monthly$19.991 Month
- Premium Yearly$24.991 Year
Show 1 moreShow fewer
- Premium Yearly3 Days trial$24.991 Year
- Lifetime3 variants$49.99
Questions
Is Ring Sizer Tool free?
Is Ring Sizer & Finger Measure free?
Which has better reviews, Ring Sizer Tool or Ring Sizer & Finger Measure?
Do Ring Sizer Tool or Ring Sizer & Finger Measure have ads?
Which is updated more often, Ring Sizer Tool or Ring Sizer & Finger Measure?
Other comparisons















