International Ring Sizer vs Ring Sizer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
International Ring Sizer
Measure your ring size accurately using an existing ring. This utility helps you find the perfect fit without needing a physical sizer. Ideal for online jewelry purchases.
- Measure ring size with existing rings
- Accurate sizing for online purchases
- Simple and intuitive interface
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Great for using existing rings to discover your ring size
Ring Sizer
Easily determine your ring size using your phone's screen. Simply place a ring on the designated area and adjust the slider to match its inner edges. The app then displays your ring size in various international formats.
- Measure ring size on screen
- Adjustable slider for precise fit
- Multiple international size formats (US, AU/GB, EU/ISO, JP/CN)
- In-app ruler for inches and mm
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Ring Sizer - Ring Measurement Tool To find out your ring size: - Put the ring on the white circle on your phone screen - Using the slider, align the edges of the circle with the inner edge of your ring - Select size measurement format (US, AU/GB, EU/ISO, JP/CN) - The app will show you the ring size We hope our application will be useful to you! Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula
Screenshots
Verdict
The clearest difference is rating: Ring Sizer at 4.4 against International Ring Sizer's 3.5. Ring Sizer also leads on update cadence (every 2 months vs every 20 months) and ratings volume (73 vs 2). International Ring Sizer's advantage is in-app purchases (none vs 6) and review sentiment (44% vs 33%). On price, ads and device support 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 sells 6 in-app purchases, starting at $1.99 per 7 days. International Ring Sizer asks for nothing beyond the download.
Ring Sizer holds the better App Store score, 4.4 against 3.5. That said, the two scores are not equally well evidenced: Ring Sizer has 73 ratings behind it against 2, so its average is the more settled of the two. Written reviews complicate that: 44% of International Ring Sizer's written reviews are positive against 33% of Ring Sizer's, so the app with the better star average is not the one people write more warmly about.
International Ring Sizer ships an update every 20 months, Ring Sizer every 2 months. The most recent releases landed on September 28, 2026 and October 12, 2026 respectively.
| Parameter | International Ring Sizer | Ring Sizer |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (2 ratings) | 4.4 (73 ratings) — better |
| Positive reviews | 44.4% of reviews — better | 33.3% of reviews |
| Number of ratings | 2 | 73 — better |
| Update frequency | Every 20 months | Every 2 months — better |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 6 MB | 55 MB |
| Age rating | 17+ | 4+ |
| Developer | Red Detour, LLC | Andrei Nemtsou |
Customer experience
International Ring Sizer
Ring Sizer
In-app purchases
International Ring Sizer
No in-app purchases
Ring Sizer
- Ring Sizer Premium$1.997 Days
- Premium Weekly$3.997 Days
- Ring Sizer$4.991 Month
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- Annual One-Time$7.991 Year
- Ring Sizer$9.991 Year
- Lifetime Premium$19.99
Questions
Is International Ring Sizer free?
Is Ring Sizer free?
Which has better reviews, International Ring Sizer or Ring Sizer?
Do International Ring Sizer or Ring Sizer have ads?
Which is updated more often, International Ring Sizer or Ring Sizer?
Other comparisons
