Riddle test vs Arcadia
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Riddle test
This game challenges your mind with unique riddles that defy conventional logic. Prepare to question your assumptions and think unconventionally to solve tricky puzzles. It's a test of adaptability and intellect, where the most unexpected answers are often the correct ones.
- Unique and unconventional riddles
- Challenging puzzles that defy logic
- Tests adaptability and unconventional thinking
- Unexpected and surprising answers
- Engaging brain game experience
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Riddle Test – The Riddles You’ve Never Seen Before! Think you’ve seen every kind of riddle? Think again. This is not just another puzzle game—it’s a test of how far your mind can go. Some challenges seem impossible. Some answers feel completely wrong—until they turn out to be right. And yes, there are cats. But don’t expect them to help. They’ll just stare at you, silently judging your every mistake. Some puzzles might even involve them—but not in the way you expect. Can you outsmart a game that refuses to play fair? You won’t just solve riddles here. You’ll question everything you know. You’ll second-guess yourself. And by the time you think you’ve figured out the game, it will prove you wrong again. Are you ready? Then step into Riddle Test and prove your brain can handle it. It all makes sense… until it doesn’t. You’re confident in your answer—until you aren’t. Sometimes, the most ridiculous choice is the right one. Sometimes, the obvious is completely wrong. This is not just another brain game. Each level is a riddle designed to break your usual patterns of thought. Logic, intuition, and unconventional thinking—there’s no single path to success. Think you’ve mastered every brain puzzle? Forget everything you know. An IQ test measures intelligence, but this game measures adaptability. Brain out isn’t about escaping—it’s about expanding how you think. The answer is right in front of you, yet invisible. The rules are clear, yet seem to shift. You feel sure of your solution, yet something feels off. Riddle Test is more than a brain test tricky puzzles collection—it’s a challenge to your intellect. Can you complete all the levels without doubting your own mind? Download now and see how far your brain can go.
Arcadia
Explore intricately designed 3D models and find subtle differences in this artistic spot-the-difference game. Engage in mini-games, challenge friends in multiplayer, and build your in-game house. Designed to stimulate cognitive skills.
- 360° rotating 3D models
- Find five distinct differences
- Over 10 engaging mini-games
- 50+ themed scenes
- Real-time online multiplayer battles
- In-game house building system
- Cognitive skill stimulation
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Arcadia is a unique 3D spot-the-difference game that challenges players to explore and appreciate stunning 360° rotating models while uncovering subtle variations hidden within each scene. In every level, you’ll scrutinize intricately designed 3D models to find five distinct differences—ranging from obvious discrepancies to cleverly concealed details. Key Features: Unparalleled Artistic and Visual Experience: Every element in Arcadia—from its meticulously crafted 3D models and richly detailed scenes to its sophisticated UI and atmospheric music—is designed to deliver a premium artistic experience. This commitment to art makes Arcadia one of the most visually impressive spot-the-difference games on the market. Dynamic 360° Gameplay: Rotate and examine models from every angle, discovering differences that reward both careful observation and an appreciation of exquisite design. Rich Gameplay Variety: Beyond the standard spot-the-difference challenges, Arcadia offers over 10 engaging mini-games. Some differences require you to solve puzzles, adding an extra layer of interactivity and fun. Diverse and Expansive Environments: With over 50 uniquely themed scenes—and plans to expand to 100 scenes and 20 mini-games within six months—players are treated to a continually evolving array of breathtaking environments. Robust Multiplayer and Ranking Systems: Challenge up to 15 players in real-time online battles, and enjoy specialized two-player ranking modes to compete with friends. An integrated ranking system rewards skill and progression. Innovative Collection and Building Mechanics: Earn stars in every level to contribute to an in-game house building system, and unlock a collection of 10 exclusive 3D figurine models through hidden Easter eggs. Brain-Enhancing Level Design: In collaboration with UMass Brain Development Department, our levels are designed to not only entertain but also stimulate cognitive skills, offering a beneficial mental workout. Universal Appeal: Featuring moderate difficulty suitable for all ages and supporting the top 10 global languages, Arcadia ensures an accessible and inclusive experience for players around the world.
Screenshots
Verdict
The clearest difference is ads: Arcadia at none against Riddle test's shown. Riddle test's advantage is update cadence (every 2 days vs fortnightly). On price, review sentiment, in-app purchases and monetization model 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. Riddle test sells 7 one-off in-app purchases and Arcadia sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Riddle test ships an update every 2 days, Arcadia fortnightly. The most recent releases landed on October 8, 2026 and September 30, 2026 respectively.
| Parameter | Riddle test | Arcadia |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (5 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | — | 5 — better |
| Update frequency | Every 2 days — better | Fortnightly |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 221 MB | 409 MB |
| Age rating | 12+ | 4+ |
| Developer | KATAPS, TOO | Jialun Wang |
Customer experience
Riddle test
Arcadia
In-app purchases
Riddle test
- Crystals$3.99
- Unlock all Riddles2 variants$3.99
- No Ads2 variants$3.99
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- Crystals Pack #2$4.99
- Crystals + No Ads2 variants$4.99
- Crystals Pack #3$5.99
- Crystals Pack #4$6.99
Arcadia
- VIP$4.99









