Ring Sizer · TrueRing vs Water Boy
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ring Sizer · TrueRing
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Find your perfect fit. The essential ring sizer for Oura Ring, Ringconn, and more. Finding the perfect ring size has never been easier. With TrueRing, you can instantly measure your finger or use an existing ring to get a precise size. Say goodbye to bulky tools and embrace the convenience of our advanced digital ring sizer. Whether you're shopping for yourself or a loved one, TrueRing ensures a perfect fit every time. Smart Ring Ready Getting the right fit is crucial, especially for smart rings. Use TrueRing before you purchase your Oura Ring, Ringconn, or Circular Ring to ensure maximum comfort and performance. Our app is also perfect for unique rings like the Q Ring and Darry Ring, making it the most reliable ring sizing tool for modern jewelry enthusiasts. Features that Fit Your Life: • Instant Ring Sizing: Place a ring on the screen to get an accurate size in seconds. • Global Standards: Supports US ring size, EU ring size, and JP ring size. • Precise Measurements: Our cutting-edge algorithm provides high-accuracy results, minimizing guesswork. • Portable & Convenient: A full-featured ring sizer on your phone, ready whenever you need it. Download TrueRing today and experience the simplicity of finding your perfect fit. Privacy Policy: https://www.fagore.com/privacy/ Terms and Conditions: https://www.fagore.com/terms/
Water Boy
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Water Boy is your personal hydration assistant that helps you stay on top of your daily water intake. Easily set hydration goals and track every water intake to keep you refreshed throughout the day. With intuitive tracking and clear progress visuals, Water Boy ensures you stay hydrated and maintain a healthy lifestyle. Stay healthy with Water Boy and make drinking water an easy, stress-free habit!
Screenshots
Verdict
The clearest difference is in-app purchases: Water Boy at none against Ring Sizer · TrueRing's 2. Water Boy also leads on update cadence (every 5 days vs every 3 weeks). On price, ads, 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 · TrueRing sells 2 in-app purchases, starting at $3.99 per 7 days. Water Boy asks for nothing beyond the download.
Ring Sizer · TrueRing ships an update every 3 weeks, Water Boy every 5 days. The most recent releases landed on October 14, 2026 and October 9, 2026 respectively.
| Parameter | Ring Sizer · TrueRing | Water Boy |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | Every 5 days — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 29 MB | 44 MB |
| Age rating | 17+ | 4+ |
| Developer | Ozgur ULUKAN | Norvi Net Technology Co., Ltd. |
In-app purchases
Ring Sizer · TrueRing
- Weekly Pro3 Days trial$3.997 Days
- Yearly Pro3 Days trial$44.991 Year
Water Boy
No in-app purchases
Questions
Is Ring Sizer · TrueRing free?
Is Water Boy free?
Do Ring Sizer · TrueRing or Water Boy have ads?
Which is updated more often, Ring Sizer · TrueRing or Water Boy?
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