This AI-powered application helps you discover your next favorite film. It offers personalized movie suggestions to end indecision, perfect for movie nights or solo viewing.


227+ iOS apps & games curated and reviewed
The best undecidable apps and games on iPhone average 4.7★ across 227+ 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★ (2) | No | No | May 2026 | |
| 2 | Free | 4.8★ (96K) | No | Yes | Jul 2026 | |
| 3 | Free | 4.6★ (34K) | Yes | Yes | Jul 2026 | |
| 4 | Free | 4.8★ (56K) | Yes | Yes | Jul 2026 | |
| 5 | Free | 4.8★ (1.8M) | Yes | Yes | Jul 2026 | |
| 6 | Free | 4.6★ (188K) | Yes | Yes | Jul 2026 | |
| 7 | Free | 4.8★ (5.5K) | Yes | Yes | Jul 2026 | |
| 8 | Free | 4.6★ (73K) | Yes | Yes | Jul 2026 |


This AI-powered application helps you discover your next favorite film. It offers personalized movie suggestions to end indecision, perfect for movie nights or solo viewing.






Scan product barcodes to instantly assess their health impact. Receive detailed analysis, ratings, and recommendations for healthier alternatives. This independent project offers objective reviews for millions of food and cosmetic items.






Access public records to find phone numbers, property details, vehicle history, and more. Perform reverse phone lookups, VIN checks, and search for unclaimed money. Includes features like call blocking and dark web scans for enhanced information gathering.


Decode beauty and skincare product labels with this app. It analyzes ingredients, provides safety ratings, and helps you find cleaner alternatives. Scan barcodes or search millions of products to make informed purchasing decisions.


Engage your mind with a classic number puzzle game. Offers thousands of puzzles for all skill levels, from beginner to expert. Features tools like hints and auto-check to aid your gameplay and track your progress.


Engage in an addictive logic game featuring a vast collection of picture cross puzzles. Solve puzzles using numerical clues to reveal hidden images. Offers daily challenges, seasonal events, and tournaments for endless fun and mental stimulation.


This app helps you identify unhealthy ingredients in processed foods by scanning product barcodes. It provides detailed information on additives, seed oils, and potential allergens, allowing you to make informed dietary choices for yourself and your family.


Engage your mind daily with a diverse collection of word, logic, number, and picture puzzles. Access over 2,000 past puzzles, special issues, and participate in events. Offers hints and difficulty options for all skill levels.


This secure messaging app offers end-to-end encryption and advanced privacy features. It allows users to unsend messages, detect screenshots, and automatically erase conversation history after 24 hours. Take control of your digital communications and protect sensitive information.


Engage your mind with a logic game that challenges you to decode secret messages and solve word puzzles. Uncover famous quotes and tackle increasingly difficult challenges in a fun, brain-exercising experience.


This addictive puzzle game challenges you to match pairs of numbers to clear the board. Train your logic and concentration skills with a classic pen-and-paper game brought to your mobile device. Enjoy daily challenges and seasonal events for a fun and engaging brain-teasing experience.


This app helps businesses like bars and clubs manage visitor entry and track customer behavior. It allows for detailed analytics, history viewing, and marking specific customer profiles for easy reference.


This app offers a comprehensive Sudoku experience with thousands of puzzles across multiple difficulty levels. It includes features like hints, step-by-step help, customizable gameplay, and offline play. Track your progress, unlock achievements, and explore classic and modern Sudoku variations.


Prepare for behavioral health certification exams with thousands of practice questions and mock exams. Reinforce key concepts and improve retention to pass your exam confidently. Study for social work, counseling, therapy, and mental health certifications.


Enjoy the classic paper-and-pencil puzzle game on your phone with a clean, elegant design. Challenge your mind with multiple difficulty levels and helpful tools to aid your solving experience.


This app blends Mahjong and Sudoku into a relaxing block puzzle experience. Place tiles on a 9x9 grid to clear rows, columns, and squares, aiming for high scores without time pressure. It offers a meditative gameplay experience designed to sharpen the mind and promote well-being.


Identify unknown callers and protect your privacy with this comprehensive reverse phone lookup tool. See who searched for your number, block spam, and manage your digital footprint. Stay safe and informed about who contacts you.


Engage your mind with this classic Japanese logic puzzle. Offers multiple difficulty levels, customizable backgrounds, and unique emoji number options. Track progress and compete with others.


Automate the secure deletion of your online content across multiple social media platforms. Easily remove posts, comments, messages, and more with smart targeting options. Take full control of your digital footprint from a single application.


Engage your brain with this addictive number logic puzzle game. Match pairs of identical numbers or numbers that add up to ten to clear the board and achieve level targets. Enjoy a relaxing, no-time-limit experience with helpful props.