242+ iOS apps & games curated and reviewed
The best dtest apps on iPhone average 4.5★ across 242+ titles — we've ranked them by what real users actually keep on their phones. Updated June 2026.
This app helps you screen for depression using a trusted questionnaire and monitor your progress over time. It offers self-guided CBT exercises to challenge negative thoughts and provides access to helpful resources.
This app extends the services of a popular consumer magazine to mobile devices. It helps users compare product test results, provides a shopping guide, and offers quick consumer advice. It also includes a database of dangerous products and a catalog of food additives.
Evaluate your depression severity with a quick, nine-question quiz based on the scientifically recognized PHQ-9. Understand your mood disorder symptoms and their impact on daily life. This tool is for self-assessment and not a substitute for professional medical advice.
Easily test pre-release versions of apps and App Clips. Provide feedback to developers before public launch. Receive invites via email or public link.
Discover and shop the latest Apple products with a personalized experience. Get tailored recommendations, track orders, and access support. Explore creative tips and book in-store sessions.
Explore your genetic heritage and potential health predispositions. Connect with DNA relatives and gain personalized insights into your ancestry and wellness. Offers tiered services for deeper health analysis and research participation.
Prepare for your PennDOT driver's knowledge test with realistic practice questions. This app also provides valuable information for licensed drivers to stay safe and informed on the road. Share your scores with friends and family.
Prepare for your driver's license or permit test with comprehensive study materials and practice exams. This app offers state-specific questions, detailed explanations, and AI-powered tutoring to help you pass on your first attempt. Covers car, motorcycle, and CDL tests across all 50 states.
Prepare for your driver's license exam with over 1000 practice questions and detailed explanations. This app offers state-specific tests, road sign learning, and a real exam simulator to make studying easy and effective.
Prepare for your DMV permit test with state-specific practice exams. These tests mirror the actual exam format and content, ensuring you're well-prepared to pass on your first attempt.
This AI-powered chatbot offers empathetic and anonymous support for managing low mood, stress, and anxiety. It utilizes research-backed techniques from CBT, DBT, and meditation to help users cope with challenges and build resilience. Users can also access qualified mental health professionals for personalized guidance.
Measure your mobile network performance with detailed speed tests for download, upload, and latency across 3G, 4G/LTE, 5G, and WiFi. Analyze video streaming quality and compare network coverage in your area to find the best provider.
Prepare for your driver's license, CDL, or motorcycle permit tests with comprehensive courses and practice questions for all 53 states. Features include illustrated questions, handbook references, and personalized review options. Take standard, stress, and actual knowledge tests to gauge your readiness.
Earn money online by sharing your opinions on products and services. Companies worldwide seek your unique perspective to improve their offerings. New testing opportunities are available daily, requiring only your thoughts and a device with a microphone.
This app supports mental well-being through mood tracking, journaling, and personalized courses based on CBT. It offers insights and feedback to help users manage common mental health challenges like anxiety and depression.
Become a criminal mastermind and train to be the best thief. Sneak into secured locations using various tools, avoiding guards, cameras, and dogs. Steal jewels and diamonds to earn money and upgrade your skills.
Master driving and parking skills with a realistic simulator. Practice various maneuvers, learn road signs, and drive in diverse weather conditions across numerous levels. Prepare for your driving test and earn your license.
Easily test your internet connection speed on mobile devices. Accurately measure Wi-Fi and cellular network performance, including download, upload, ping, and jitter. Track historical results and troubleshoot connectivity issues.
Easily test your cellular and Wi-Fi connection speed with one tap. Get detailed information about download, upload, and ping, with real-time graphs and historical test tracking. Monitor data usage and compare your speeds to your ISP's average.
Assess and improve your cognitive abilities with a comprehensive IQ test. It measures general intelligence and performance across 13 specific areas, providing detailed results and progress tracking.