Visualize and understand ReactiveX observable sequences with interactive diagrams. This educational tool helps developers grasp complex asynchronous programming concepts by illustrating event-based data streams and composition operators.



217+ iOS apps & games curated and reviewed
If you already know RxMarbles, this is the deeper bench. 217+ rxmarbles apps and games for iPhone, all reviewed and ranked by user rating, recency, and download trend as of June 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | 4.9★ (16) | No | No | May 2026 | |
| 2 | Free | 4.4★ (7.1K) | Yes | Yes | Aug 2026 | |
| 3 | Free | 4.7★ (65K) | No | No | Aug 2026 | |
| 4 | Free | 4.6★ (405) | No | Yes | Jul 2026 | |
| 5 | Free | 4.6★ (5.3K) | Yes | No | Aug 2026 | |
| 6 | Free | 4.8★ (9.8K) | No | Yes | Aug 2026 | |
| 7 | Free | 3.6★ (166) | No | No | Jul 2026 | |
| 8 | Free | 4.7★ (31K) | Yes | Yes | Aug 2026 |



Visualize and understand ReactiveX observable sequences with interactive diagrams. This educational tool helps developers grasp complex asynchronous programming concepts by illustrating event-based data streams and composition operators.






This clinical reference app empowers healthcare professionals to make safer, faster decisions. It offers comprehensive drug information, interaction checks, pill identification, lab values, and dosing calculators. Access essential clinical tools offline to enhance patient care and workflow efficiency.



Easily manage your prescriptions and family's medications in one place. Order refills, view medication details, and set reminders to never miss a dose.


This powerful graphing calculator leverages multitouch displays for 2D and 3D equation visualization. It supports various coordinate systems and offers features like equation editing, evaluation, and a library for storing common formulas. Advanced features are available through an in-app purchase.


Create and view diagrams like flowcharts, mind maps, and org charts on your mobile device. This visual workspace facilitates real-time collaboration and data visualization. Diagrams sync instantly to your account and can be exported in various formats.


Learn to code through interactive, game-like lessons. Access over 5000 code examples and 35+ courses in various programming languages, all within a single app. Practice and build your skills with the world's fastest compiler.


Explore and interact with 3D molecular models on your device. Rotate, zoom, and pan structures using intuitive touch gestures. Visualize molecules in different modes and load custom structures from various sources.


Master math and computer science through interactive, visual lessons. This app focuses on active problem-solving and personalized practice to build critical thinking and STEM skills. Ideal for students and lifelong learners seeking to deepen their understanding and confidence.


Explore mathematical concepts by graphing any equation, from simple lines to complex series. This powerful tool allows for interactive exploration with sliders, data tables, and animations. It also includes a scientific calculator and supports inequalities and accessibility features.


This clinical decision support tool provides healthcare professionals with evidence-based guidance to improve patient care. It features AI-powered conversational answers, continuously updated medical content, and tools for drug reference, calculations, and patient education.


Manage your pharmacy benefits and medications from your phone. Compare drug prices, view your prescriptions, and opt for home delivery. Refill prescriptions, track orders, and access your member ID card easily.


This comprehensive drug guide provides nurses with essential medical information for safe medication administration. It features thousands of drug monographs, interaction details, and safety alerts, all organized for quick access and enhanced by personalized notes and search functionality.


Design and experiment with a custom robot injected with DXM to simulate the effects of drug use. Conduct various tests to see if your robot succeeds or fails, and learn about DXM abuse and its side effects.


Design and simulate complex structures using a realistic physics engine. Test your creations by applying stress, using a finger to push and pull, or even creating explosions. Analyze strain distribution to identify weak points and refine your designs for strength and cost-effectiveness.


Manage your healthcare journey securely and conveniently. Access medical records, schedule appointments, message your doctor, pay bills, and find prescription savings. Requires an existing RXNT Patient Portal account.


Access comprehensive drug information for healthcare professionals. This app provides accurate, timely facts on hundreds of medications, organized alphabetically with detailed entries covering indications, dosages, interactions, and nursing considerations. Stay updated with the latest edition through an annual subscription.


This platform offers dynamic problems and interactive tools for college-level chemistry and math. It helps students visualize abstract STEM concepts and provides instructors with real-time insights into class understanding. Features include a mobile-friendly Lewis structure drawing tool and over 250 practice questions.


This comprehensive drug reference provides nurses with essential information for safe medication administration across all patient age groups. It features extensive drug monographs, dosing calculation tools, audio pronunciations, and critical patient safety alerts.


This medical reference app offers healthcare practitioners and students clear, practical explanations for thousands of conditions across major medical and surgical specialties. It includes photos, illustrations, instructional videos, drug information, quizzes, and case simulations to stay updated with the latest clinical information.


This app offers a free, powerful alternative to hardware graphing calculators. It supports basic to complex math, including graphing, statistics, and matrix operations, with a built-in user manual for assistance.