The Diamond Store Ring Sizer vs Turtle Bay
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
The Diamond Store Ring Sizer
Easily determine ring sizes in UK, EU, or USA measurements using your phone. Simply place an existing ring on your screen and adjust a circle to match its inner diameter, perfect for keeping gifts a surprise.
- Accurate ring size measurement
- Supports UK, EU, and USA sizing
- Covers all sizes F-Z
- Easy to use interface
- Keeps gift purchases a surprise
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Our free Ring Size App is accurate and easy to use Find out a ring size in UK, EU or USA measurements. All sizes F - Z included, from smallest to largest finger. Simply place your loved one's existing ring on your phone screen, and then adjust the circle until it fits the inside of the ring exactly. This app helps you keep an engagement ring or a special gift a surprise and saves you a trip to the jewellers. The Diamond Store – Luxury With Confidence
Turtle Bay
Join a club to earn stamps with each visit and receive gifts after collecting a set number. Access exclusive content like recipes, playlists, and student perks. Turn on notifications for surprise freebies.
- Earn stamps on visits
- Receive gifts after collecting turtles
- Birthday gifts
- Secret cocktails
- Exclusive recipes
- Playlists
- Student perks
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Get freebies when you join the Bay Club. Earn a Turtle stamp on each visit to Turtle Bay – and a gift after 3, 6 and 9 Turtles. You’ll also find birthday gifts, secret cocktails, exclusive recipes, playlists, student perks and more. Make sure your notifications are turned on so you hear about surprise freebies coming your way too. We'll catch you soon for rum, reggae and jerk!
Screenshots
Verdict
The clearest difference is review sentiment: Turtle Bay at 83% against The Diamond Store Ring Sizer's 24%. The Diamond Store Ring Sizer's advantage is monetization model (free vs free with in-app purchases). On price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
The Diamond Store Ring Sizer ships an update every 8 months, Turtle Bay every 4 months. The most recent releases landed on October 9, 2026 and October 20, 2026 respectively.
| Parameter | The Diamond Store Ring Sizer | Turtle Bay |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (7 ratings) — better |
| Positive reviews | 23.5% of reviews | 83.1% of reviews — better |
| Number of ratings | — | 7 — better |
| Update frequency | Every 8 months | Every 4 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 | 12.4 — better |
| Further details — not scored | ||
| Size | 5 MB | 59 MB |
| Age rating | 4+ | 4+ |
| Developer | TheDiamondStore.co.uk | Turtle Bay Hospitality Ltd |
Customer experience
The Diamond Store Ring Sizer
Turtle Bay
Bugs and requests
The Diamond Store Ring Sizer
Not enough reviews yet to summarise bugs or requests.
Turtle Bay
Reported bugs
10 issues- App crashes instantly since end of February update
- App won't open - constant loading errors
- Login fails with 'customer already exists' error message
- App won't load perks section despite emails about vouchers
- Rewards not properly credited after meals
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- Discounts not applied to bills despite staff confirmation
- Blue Light discount not applied despite claims
- App incompatible with older devices
- Cyber attack affecting app functionality
- Turtle rewards capped at lower amounts than earned
Requested features
7 requests- Improve app performance and loading speed
- Better offline functionality for app
- More frequent and varied promotional offers
- Clearer explanation of how to earn and redeem rewards
- Expanded menu options beyond small plates
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- More transparency on portion sizes
- Better staff training on discount application
In-app purchases
The Diamond Store Ring Sizer
No in-app purchases
Turtle Bay
No in-app purchases
Questions
Is The Diamond Store Ring Sizer free?
Is Turtle Bay free?
Do The Diamond Store Ring Sizer or Turtle Bay have ads?
Which is updated more often, The Diamond Store Ring Sizer or Turtle Bay?
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