Ring Sizer vs Ultrahuman Ring Sizer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ring Sizer
Easily measure jewelry ring sizes using your phone's screen. Simply place your ring on the screen and adjust the slider to match its inner edge. The app provides accurate sizing in multiple international measurement systems.
- Measure ring size by diameter or circumference
- Support for metric and imperial units
- Multiple international sizing systems
- Save measurement results
- Integrated ruler for other measurements
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Ring Sizer is an easy-to-use app for measuring the size of jewelry rings. To determine the size of the ring, place it on the white circle on the phone screen and match the edge of the circle with the inner edge of your ring using the slider. The app will show the size of the ring in different measurement systems. Key features: • ring size determination by measuring its diameter or circumference; • support of metric/imperial measurement units; • support of popular measurement systems (US/CA, AU/GB, EU/ISO, JP/CN, RU); • save measurement results; • a ruler for measuring jewelry and other items. Privacy Policy: https://appliks.com/privacy-policy Terms of Use: https://appliks.com/terms-of-use
Ultrahuman Ring Sizer
Instantly determine your ring size by taking a photo of your hand. The app uses advanced AI vision algorithms to accurately calculate your perfect fit, requiring only a standard-sized card in the frame for reference.
- Instant ring size calculation
- AI-powered vision algorithm
- Photo-based measurement
- Requires standard card for reference
- Accurate fit determination
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Ultrahuman Ring Sizer is an app that lets you instantly find out your Ultrahuman Ring Size. All you need to do is click a picture of your hand with a standard sized card in the frame and our State-Of-The-Art Vision algorithm will calculate the perfect Ring size for you.
Screenshots
Verdict
The clearest difference is review sentiment: Ring Sizer at 78% against Ultrahuman Ring Sizer's 18%. Ring Sizer also leads on rating (4.8 vs 2.0) and ratings volume (456 vs 24). Ultrahuman Ring Sizer's advantage is in-app purchases (none vs 5) and ads (none vs shown). On price, device support and iOS requirement 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 5 in-app purchases, starting at $1.99 per 7 days. Ultrahuman Ring Sizer asks for nothing beyond the download.
Ring Sizer holds the better App Store score, 4.8 against 2.0. That said, the two scores are not equally well evidenced: Ring Sizer has 456 ratings behind it against 24, so its average is the more settled of the two. Written reviews point the same way: 78% of Ring Sizer's written reviews are positive against 18% of Ultrahuman Ring Sizer's.
Ring Sizer ships an update every 3 months, Ultrahuman Ring Sizer monthly. The most recent releases landed on September 22, 2026 and September 19, 2026 respectively.
| Parameter | Ring Sizer | Ultrahuman Ring Sizer |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (456 ratings) — better | 2.0 (24 ratings) |
| Positive reviews | 77.8% of reviews — better | 17.6% of reviews |
| Number of ratings | 456 — better | 24 |
| Update frequency | Every 3 months | Monthly — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.6 | 16.0 — better |
| Further details — not scored | ||
| Size | 92 MB | 45 MB |
| Age rating | 4+ | 4+ |
| Developer | AppLiks Sp. z O.O. | ULTRAHUMAN HEALTHCARE PRIVATE LIMITED |
Customer experience
Ring Sizer
Ultrahuman Ring Sizer
Bugs and requests
Ring Sizer
Reported bugs
2 issues- Incorrect size conversions
- Inconsistent performance
Requested features
2 requests- Dark mode option
- Additional measurement methods
Ultrahuman Ring Sizer
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Ring Sizer
- Weekly Access$1.997 Days
- Weekly Access$2.997 Days
- Weekly Access with Trial3 Days trial$2.997 Days
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- Yearly Access$3.991 Year
- Yearly Access$9.991 Year
Ultrahuman Ring Sizer
No in-app purchases
Questions
Is Ring Sizer free?
Is Ultrahuman Ring Sizer free?
Which has better reviews, Ring Sizer or Ultrahuman Ring Sizer?
Do Ring Sizer or Ultrahuman Ring Sizer have ads?
Which is updated more often, Ring Sizer or Ultrahuman Ring Sizer?
Other comparisons
