Ring Sizing vs Whois Master
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ring Sizing
Accurately measure ring sizes using your phone's screen. Determine diameter, circumference, and convert between international sizing systems. Ideal for jewelers and shoppers needing precise measurements.
- Measure ring diameter on screen
- Determine circumference in mm/inches
- Pacher method calculation
- International size conversion (EU, US, UK, JP)
- Precise slider for measurement
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Ring Size Find the perfect ring size quickly and accurately. Ring Size makes it easy to determine the correct ring size for yourself or someone special. Simply place a ring directly on your iPhone or iPad screen and adjust the on-screen circle with the slider until it perfectly matches the inside diameter of your ring. The app instantly calculates all important measurements and converts them into the most common international ring size standards. Features • Measure ring size directly on your screen • Precise diameter adjustment with an easy slider • Calculate ring circumference in millimeters and inches • Display the inside diameter • International ring size standards: * European sizes * US sizes * UK sizes * Japanese sizes • Supports the Pacher sizing method • Fast, accurate and easy to use • Perfect for jewelry shopping, jewelers and goldsmiths Whether you're buying an engagement ring, wedding band or fashion jewelry, Ring Size helps you find the perfect fit and avoid costly mistakes. An essential tool for online jewelry shopping and professional use.
Whois Master
This utility app allows users to perform comprehensive web lookups. It provides access to domain information, DNS records, SSL certificate details, and IP address tracking. It's designed to be a fast, reliable, and user-friendly tool for exploring essential web data.
- Domain lookups
- DNS record access
- SSL certificate details
- IP address tracking
- User-friendly interface
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Easily perform domain lookups, access DNS records, check SSL certificate details, and track IP addresses! Fast, reliable, and user-friendly, your all-in-one solution for exploring the web's essential data is here!
Screenshots
Verdict
The clearest difference is price: Ring Sizing at Free against Whois Master's $0.59. Whois Master's advantage is update cadence (every 2 weeks vs every 10 months) and iOS requirement (15.6 vs 26.0). On ads, in-app purchases 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
Ring Sizing is free to download; Whois Master costs $0.59 up front. Neither carries in-app purchases, so what you see is what you pay.
Ring Sizing ships an update every 10 months, Whois Master every 2 weeks. The most recent releases landed on August 17, 2026 and September 19, 2026 respectively.
| Parameter | Ring Sizing | Whois Master |
|---|---|---|
| Price | Free — better | $0.59 |
| Rating | 1.0 (1 ratings) — better | — |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 1 — better | — |
| Update frequency | Every 10 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 26.0 | 15.6 — better |
| Further details — not scored | ||
| Size | 10 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Gerhard Lentschik | Emre Keles |
Customer experience
Ring Sizing
Whois Master
In-app purchases
Ring Sizing
No in-app purchases
Whois Master
No in-app purchases
Questions
Is Ring Sizing free?
Is Whois Master free?
Do Ring Sizing or Whois Master have ads?
Which is updated more often, Ring Sizing or Whois Master?
Other comparisons
