Ring Sizer vs RingDot
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ring Sizer
Easily determine your ring size at home using your finger or an existing ring. Get results in multiple international sizing systems instantly. Save your measurements for future reference.
- Measure with finger
- Measure with existing ring
- Multiple size systems
- Screen-calibrated accuracy
- Save and compare measurements
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Find your ring size in seconds — no trip to the jeweler needed. MEASURE WITH YOUR FINGER Place your finger on the screen and adjust the guide to estimate your size. Great when you don't have a ring to compare. MEASURE WITH A RING Place a ring you already own on the screen and match the circle to the inside edge. The most accurate way to find your size at home. EVERY SIZE SYSTEM YOU NEED See your result in US/CA, UK, JP, diameter (mm & inch), and circumference (mm) — all at once, no switching. SCREEN-CALIBRATED ACCURACY Auto-detects your iPhone model for precise on-screen measurements. SAVE & COMPARE Label and save measurements for yourself, a partner, or family. Come back anytime to check. Free. No ads. No account required.
RingDot
Measure your ring size accurately by placing a ring on your screen and adjusting a dot to match its inner diameter. Get your size in seconds without needing a physical sizer.
- Place ring on screen
- Adjust dot to fit
- Find size in seconds
- Accurate measurement
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Place your ring on the screen, adjust the dot to fit, and find your size in seconds.
Screenshots
Verdict
The clearest difference is iOS requirement: RingDot at 15.1 against Ring Sizer's 17.0. On price, review sentiment, 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. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Ring Sizer | RingDot |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (8 ratings) — better | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 8 — better | — |
| Update frequency | Every 3 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 17.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 4 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | 100 Factories | David Thompson |
Customer experience
Ring Sizer
RingDot
In-app purchases
Ring Sizer
No in-app purchases
RingDot
No in-app purchases
