91+ iOS apps & games curated and reviewed
The best drain brain apps and games on iPhone average 4.6★ across 91+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 5.0★ (1) | No | No | Jul 2026 |
| 2 |  | Free | 4.7★ (28K) | Yes | No | Jul 2026 |
| 3 |  | Free | 5.0★ (2) | Yes | No | May 2026 |
| 4 |  | Free | 4.6★ (11K) | Yes | Yes | Jul 2026 |
| 5 |  | Free | 4.6★ (758) | No | Yes | Jul 2026 |
| 6 |  | Free | 5.0★ (26) | No | No | May 2026 |
| 7 |  | Free | 4.6★ (330) | Yes | Yes | Jul 2026 |
| 8 |  | Free | 3.8★ (47) | Yes | Yes | Jul 2026 |
A retro-styled puzzle game where players connect pipes on a grid to create a path for flowing liquid. Score points by filling pipes and race against the clock to fix dead ends before the flow stops. Features include various pipe types, a smart queue, and bombs to correct mistakes.
Embark on a creative journey with this story game that challenges your logic and common sense. Solve unique puzzles using various items and skills, requiring out-of-the-box thinking and intelligence. Experience hilarious storylines filled with internet memes and unexpected challenges.
Test your reflexes and quick math skills in this addictive brain game. Compete against friends and players worldwide on the leaderboard with challenging puzzles that boost IQ and memory.
Engage in a series of challenging and humorous brain teasers and riddles designed to test your problem-solving and critical thinking skills. This game offers a fun way to improve cognitive abilities, memory, and general knowledge while enjoying yourself with friends.
This app offers science-driven brain training exercises designed to improve memory, logic, focus, and problem-solving skills in just 5 minutes daily. It provides personalized training, clear progress tracking, and engaging features to help users unlock their best mental performance.
Engage your mind with unique puzzles that leverage iPhone sensor functionalities. Experience a retro-inspired design with immersive sound and haptic feedback. Explore 11 different challenges designed to test various aspects of your cognitive abilities.
This app is a brain game designed to improve working memory and cognitive skills through a challenging memory-training exercise. It offers customizable difficulty, goal setting, and global leaderboards to track progress. An ad-free experience is available via a subscription.
Sharpen your mind with daily brain workouts designed to enhance memory, concentration, logic, creativity, and problem-solving. This app offers personalized exercises based on cognitive science, with progress tracking and a variety of challenges to keep your brain active and developing.
This cognitive training app challenges your working memory with scientifically inspired exercises. It helps improve focus, memory, and mental agility through quick, distraction-free sessions. Ideal for students, professionals, or anyone seeking to enhance their cognitive abilities.
This game challenges your brain by requiring both hemispheres to communicate and resolve conflicts. It's designed to enhance your problem-solving and decision-making skills by training your brain to use both analytical and intuitive functions effectively.
Engage in a gallery of challenging brain teasers and tricky puzzles designed to test your logic and imagination. This game offers an unexpected experience with mind-bending challenges that may defy common sense, providing a fun way to boost your cognitive skills.
This game challenges players to remember and tap numbers in ascending order as they appear and disappear. It's designed to train your brain and memory, suitable for a wide range of ages from toddlers to adults.
Engage in over 40 mini-games designed to enhance memory, focus, logic, and reaction time. This app offers personalized training with daily challenges and detailed progress tracking for users of all ages.
Engage in a variety of brain-training games designed to enhance cognitive abilities and mental agility. Explore memory, logic, vocabulary, and math challenges with increasing difficulty. Track your progress and enjoy a rewarding mental workout.
Access summaries of influential books on brain health, cognitive skills, and optimizing thinking. Learn about memory, creativity, decision-making, and more at your own pace. Ideal for busy individuals seeking intellectual growth.
Enhance your memory, concentration, logic, and reaction skills with a variety of fun and challenging games. This app offers personalized daily workouts and tracks your progress with detailed statistics. Compete with friends and enjoy brain training designed for all ages.
This app offers a quick, structured journaling experience designed to help individuals with ADHD and anxiety clear their minds in just one minute. It transforms mental clutter into peace through quick journaling, mindfulness, and task management, promoting focus and calm.
Enhance memory, focus, and mental math skills with engaging exercises. This app supports academic and professional growth, improves daily life clarity, and helps maintain long-term brain health through scientifically inspired games.
Engage your mind with challenging puzzles and riddles in this game. It offers various modes and original levels designed to test your logic, observation, reaction, and reverse thinking skills. Experience a unique gameplay experience with an exquisite art style.
This app helps employees think better to foster a high-performance culture within organizations. It encourages employees to consider the big picture and find enjoyment in their work, leading to improved performance and retention.