220+ iOS apps & games curated and reviewed
If you already know HTH™ | Test to Swim™, this is the deeper bench. 220+ hth test apps and games for iPhone, all reviewed and ranked by user rating, recency, and download trend as of July 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.5★ (1.2K) | Yes | No | Aug 2026 |
| 2 |  | Free | 4.5★ (5.4K) | No | No | Aug 2026 |
| 3 |  | Free | 4.7★ (1.7K) | Yes | Yes | Aug 2026 |
| 4 |  | Free | 4.4★ (272) | No | Yes | Jul 2026 |
| 5 |  | Free | 4.1★ (145) | Yes | No | Aug 2026 |
| 6 |  | Free | 4.9★ (6.5K) | No | Yes | Aug 2026 |
| 7 |  | Free | 4.7★ (199) | Yes | Yes | Jul 2026 |
| 8 |  | Free | 4.5★ (119) | No | Yes | Jul 2026 |
This app helps pool and spa owners maintain water quality by analyzing test strip results. It provides instant recommendations, step-by-step instructions, and access to helpful resources for clear and balanced water.
This app facilitates at-home COVID-19 self-testing using an FDA EUA Authorized OTC antigen rapid test. It provides a simple, 15-minute process with step-by-step video guidance for easy result interpretation and sharing.
Discover your Intelligence Quotient with this comprehensive app. It offers a quick 4-minute test with instant scoring and detailed feedback on correct and incorrect answers. Focuses on mathematical ability to help you improve cognitive skills.
Prepare for standardized tests to achieve your educational and career goals. Access a vast library of courses and practice materials for college entrance, military, and professional certifications. Syncs seamlessly with a web platform for flexible learning.
Assess your cognitive abilities with a comprehensive IQ test. This application provides a quick and accurate assessment of your intelligence quotient, delivering your score immediately upon completion. It features a timed test with carefully selected questions to gauge your intellectual capacity.
Prepare for medical certification exams with thousands of practice questions and mock exams. This app offers expert-crafted content aligned with official blueprints, performance analytics, and various study modes to boost confidence and retention for first-time pass rates.
Prepare for the Chinese Proficiency Test (HSK) with interactive simulations and automatic grading. Practice vocabulary, listening, reading, and writing sections offline to build confidence and track your progress.
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.
Assess your intelligence with a verified IQ test featuring 39 questions. Designed to be accessible without advanced math skills, it progresses from easy to difficult questions within a 45-minute time limit. Focus on the challenging questions for a more significant impact on your score.
This app helps you master pool chemistry by accurately calculating chemical dosages and balancing water based on the LSI. It offers a user-friendly experience for both novices and professionals, including a volume estimator and educational videos.
This app offers a quick way to assess potential symptoms of various mental health conditions. It provides a range of tests to help users understand if they might be experiencing issues like depression, anxiety, or addiction. Recovery is possible, and early assessment can be a crucial first step.
This app facilitates the secure setup for a language proficiency exam. It guides users through submitting identification, scanning their face and ID, and performing room and ear scans. The app also configures your phone to record your computer during the test.
This comprehensive review suite offers extensive question banks, on-demand video lectures, and adaptive testing modes to prepare nursing students for the NCLEX-RN and NCLEX-PN exams. It focuses on affordable, effective test preparation with detailed rationales and performance tracking.
Prepare for medical board exams with realistic practice questions and detailed explanations. Access high-yield content written by physicians, study offline, and utilize various quiz modes to simulate exam conditions. Track your progress with in-depth analytics.
Assess your vision for red-green color deficiency with an accurate test. Get detailed reports that can be printed or shared, and access professional settings for customization. Ideal for personal use, recruiters, and testing children.
This app offers general information on common laboratory tests, including normal ranges for blood and other body fluid analyses. It covers a wide array of lab disciplines like hematology, biochemistry, and microbiology, serving as an educational resource for students and technicians. It explicitly states it is not for diagnostic purposes.
Instantly score your SAT, ACT, or PSAT practice exams by taking a picture of your test. Track your progress with detailed reports and analysis, all stored conveniently in one place. Self-proctor exams with built-in timing and audio cues.
This secure assessment app enables students to complete online tests without interruption. It prevents screen recording and navigation away from the test, while supporting advanced question types and allowing for full review of results post-completion.
Assess mechanical intelligence and technical aptitude with this psychological test. It evaluates your ability to interpret drawings, understand diagrams of devices, and solve engineering problems. Designed for individuals aged 12 and over, it features 70 multiple-choice tasks.
This app provides access to a comprehensive range of home safety test kits. These kits accurately measure dangerous pollutants and contaminants in your home or office. All analyses are conducted by accredited laboratories using approved methods.