Diamond tester º vs RBX Guess
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Diamond tester º
Quickly assess if a stone might be a real diamond using your device's sensors. Get instant feedback without needing tools or experience, ideal for buyers, sellers, or the simply curious.
- Test diamonds in seconds
- Simple and intuitive interface
- No technical knowledge needed
- Uses device sensors for analysis
- Fast and clear results
- No account or data collection required
Read full descriptionHide full description
Diamond Tester is the easiest way to check if a stone could be a real diamond. With Diamond Tester, you can quickly test diamonds using your device’s sensors and get instant feedback. Whether you’re buying, selling, or just curious, Diamond Tester gives you a fast and simple way to evaluate stones anywhere. No tools. No experience. Just open Diamond Tester and start testing. Why use Diamond Tester: • Test diamonds in seconds • Simple and intuitive experience • No technical knowledge required • Designed for real-world use Diamond Tester is perfect for: • Jewelry buyers who want to avoid fake diamonds • People buying second-hand items • Collectors and enthusiasts • Anyone who wants to test diamonds بسهولة How Diamond Tester works: • Place your device near the stone • Start the test inside Diamond Tester • Analyze the result instantly Diamond Tester uses your device’s sensors to detect environmental and magnetic responses. Since real diamonds are not magnetic, Diamond Tester helps you quickly identify materials that may not be genuine. What you get with Diamond Tester: • Fast diamond testing • Clear and simple results • Smooth and responsive interface • A focused experience with no distractions Diamond Tester is designed to be quick, practical, and easy to use in real situations. No account required. No unnecessary data collection. Just open Diamond Tester and start testing. Eula: https://eula-akfp.vercel.app/diamond Privacy policy: https://www.termsfeed.com/live/0ccf6f12-1125-4aec-903e-2c9861c05159
RBX Guess
Test your knowledge of popular games by matching icons to their correct names within a time limit. Progress through levels by answering questions correctly, with a variety of games featured across multiple stages. Enjoy a visually engaging experience with smooth animations and feedback.
- Match game icons to names
- 30-second timer per question
- Level progression system
- 50 games across 10 levels
- Visually engaging animations
- Supports 49 languages
Read full descriptionHide full description
Think you know your favorite games? Prove it — before the clock runs out. RBX Guess shows you a game icon and three possible names. You have 30 seconds to tap the right answer. Get 3 out of 5 correct to level up. Miss too many and you're stuck until you get it right. HOW TO PLAY - A game icon appears on screen - Three names are dealt out on cards — only one is correct - Tap your answer before the 30-second timer runs out - Get at least 3 right to advance to the next level 50 GAMES ACROSS 10 LEVELS Each level tests you on a different set of 5 games. From Adopt Me! and Blox Fruits to Murder Mystery 2 and BedWars — the lineup covers fan favorites, trending hits, and deep cuts that only real experts will recognize. Clear all 10 levels and the cycle starts again. BEAT THE CLOCK A countdown bar ticks down on every question. It starts green, shifts to gold as time gets short, and turns red in the final seconds. If time runs out, you lose the question. DESIGNED TO FEEL GREAT Smooth card-dealing animations, full-screen flashes on every answer, confetti when you level up, screen shake when you get one wrong, and haptic feedback you can feel on every tap. DISCLAIMER This app is not affiliated with, endorsed by, or sponsored by Roblox Corporation. All trademarks, logos, and brand names are the property of their respective owners. PLAY IN YOUR LANGUAGE Available in 49 languages including English, Spanish, French, Portuguese, German, Japanese, Korean, Chinese, Arabic, Hindi, and many more. No account needed. Just open and play.
Screenshots
Verdict
The clearest difference is rating: RBX Guess at 4.5 against Diamond tester º's 3.8. RBX Guess also leads on in-app purchases (none vs 2) and ratings volume (12K vs 4). Diamond tester º's advantage is 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. Diamond tester º sells 2 in-app purchases, starting at $2.99 per 7 days. RBX Guess asks for nothing beyond the download.
RBX Guess holds the better App Store score, 4.5 against 3.8. That said, the two scores are not equally well evidenced: RBX Guess has 12K ratings behind it against 4, so its average is the more settled of the two.
Diamond tester º ships an update fortnightly, RBX Guess weekly. The most recent releases landed on November 5, 2026 and November 8, 2026 respectively.
| Parameter | Diamond tester º | RBX Guess |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (4 ratings) | 4.5 (12K ratings) — better |
| Positive reviews | — | 56.3% of reviews |
| Number of ratings | 4 | 12K — better |
| Update frequency | Fortnightly | Weekly — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.1 — better | 16.0 |
| Further details — not scored | ||
| Size | 65 MB | 46 MB |
| Age rating | 4+ | 4+ |
| Developer | Alberto Soto | LYDIA LLC |
Customer experience
Diamond tester º
RBX Guess
In-app purchases
Diamond tester º
- Week subscription3 Days trial$2.997 Days
- Lifetime$19.99
RBX Guess
No in-app purchases
Questions
Is Diamond tester º free?
Is RBX Guess free?
Which has better reviews, Diamond tester º or RBX Guess?
Do Diamond tester º or RBX Guess have ads?
Which is updated more often, Diamond tester º or RBX Guess?
Other comparisons















