Ring Sizer vs Harvey
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 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
Harvey
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Monitoreo en tiempo real de variables energéticas en localidades con consumo de recursos. La aplicación envía notificaciones automáticas para alertar a los usuarios sobre desviaciones en la operación de los sistemas, facilitando una gestión eficiente y oportuna de la energía.
Screenshots
Verdict
The clearest difference is in-app purchases: Harvey at none against Ring Sizer's 6. Harvey also leads on ads (none vs shown). On price, update cadence, 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 6 in-app purchases, starting at $1.99 per 7 days. Harvey asks for nothing beyond the download.
Ring Sizer ships an update every 2 months, Harvey every 5 weeks. The most recent releases landed on October 22, 2026 and October 16, 2026 respectively.
| Parameter | Ring Sizer | Harvey |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (75 ratings) — better | — |
| Positive reviews | 33.3% of reviews | — |
| Number of ratings | 75 — better | — |
| Update frequency | Every 2 months | Every 5 weeks — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 16.4 | 15.0 — better |
| Further details — not scored | ||
| Size | 55 MB | 45 MB |
| Age rating | 4+ | 4+ |
| Developer | Andrei Nemtsou | Krill Energy S.A |
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
Harvey
No in-app purchases
