IQ Intelligence Test vs Cosuki
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
IQ Intelligence Test
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IQ Intelligence Test is a comprehensive brain training and intelligence assessment app designed to help you evaluate your reasoning, memory, pattern recognition, and problem-solving abilities. Take engaging IQ-style tests, challenge yourself across multiple difficulty levels, and receive an estimated IQ range based on your performance. Whether you're curious about your cognitive strengths or simply enjoy brain puzzles, IQ Intelligence Test provides a fun and educational way to exercise your mind. Features • Multiple IQ Test Modes Quick IQ Test Standard IQ Test Expert IQ Test • Diverse Challenge Categories Pattern Recognition Number Sequences Logical Reasoning Spatial Thinking Memory Challenges Verbal Reasoning Processing Speed • Detailed Performance Analysis Estimated IQ Range Category Scores Strengths and Improvement Areas Personalized Cognitive Profile • Progress Tracking Test History Performance Statistics Daily Streaks Achievement System • Daily Brain Challenge Complete a new challenge every day and build your mental fitness habit. • Educational Content Learn how IQ tests work, explore intelligence concepts, and discover strategies to improve memory, focus, and critical thinking. Designed For Students Professionals Puzzle Enthusiasts Lifelong Learners Anyone interested in brain training and self-improvement Important Disclaimer IQ Intelligence Test provides an estimated IQ range based on puzzle and reasoning performance. Results are intended for educational and entertainment purposes only and do not constitute a professionally administered IQ assessment. Train your brain, challenge your thinking, and discover your cognitive potential with IQ Intelligence Test.
Cosuki
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Learn Algebra. Actually Understand It. Cosuki is an algebra learning app built around one simple idea: understanding comes before memorization. Learn the concept. Follow a worked example. Practice it yourself. Then prove you’ve mastered it. From variables and expressions to the Grand Trial, Cosuki takes you through 10 carefully structured chapters covering inequalities, coordinate geometry, systems of equations, exponents, polynomials, quadratics, functions, and more. LEARN WITH PURPOSE Every chapter starts with clear concept guides that explain the rule, demonstrate a worked problem, and walk you through the reasoning behind every step. Then it’s your turn. Complete practice missions, build confidence, and finish with mastery tests designed to make sure the concept actually stuck. Each chapter includes 22 missions and 110 questions. When you make a mistake, Cosuki doesn’t just mark it wrong. It explains what happened and helps you understand the solution. When you’re stuck, hints help you move forward without simply giving away the answer. EARN YOUR PROGRESS Learning is the journey. The treasures are the proof. Complete chapters to collect 10 hand-painted rewards, from the Scholar Headband to the Grand Trial Armor. Equip your favorites and make your journey your own. HEARTS THAT ENCOURAGE CARE You start with five hearts. A wrong answer costs one, and hearts replenish automatically. They aren't here to punish mistakes. They’re a small reminder to slow down, read carefully, and think before you answer. PRIVATE BY DESIGN Cosuki is built to respect your privacy from the ground up. No ads. No subscriptions. No account. No sign-up. No email address. No analytics. No tracking. No advertising identifiers. There is no Cosuki server collecting your personal information. Your progress stays on your device and is backed up through your own Apple account. Reinstall the app without losing your progress. And because your lessons are stored locally, Cosuki works completely offline. Your learning belongs to you. START FOR FREE Chapters 1 and 2 are completely free. That’s 44 missions and 220 questions with no time limit, no trial, and no credit card required. When you’re ready for the full journey, Cosuki Plus unlocks the remaining eight chapters with a one-time $4.99 purchase COSUKI PLUS • All 10 chapters • 7 hearts instead of 5 • 3 hints per mission instead of 1 • One-time purchase • No subscription • No recurring charges Buy it once. Keep it forever. No subscriptions. No renewals. No surprises. THE GRAND TRIAL AWAITS Start with the fundamentals. Build your understanding one idea at a time. Master the concepts. Then prove how far you’ve come. Welcome to Cosuki.
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Verdict
The clearest difference is in-app purchases: IQ Intelligence Test at none against Cosuki's 1. 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. Cosuki sells 1 one-off in-app purchase. IQ Intelligence Test asks for nothing beyond the download.
| Parameter | IQ Intelligence Test | Cosuki |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Weekly |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 18 MB | 40 MB |
| Age rating | 4+ | 4+ |
| Developer | Bravo Online Limited | Khuselbayar Enkhmunkh |
In-app purchases
IQ Intelligence Test
No in-app purchases
Cosuki
- Cosuki Plus$4.99









