173+ iOS apps & games curated and reviewed
Looking for free lhec apps and games? 17 of our 173+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 3.8★ (45) | No | No | May 2026 |
| 2 |  | Free | 4.7★ (3.8K) | Yes | Yes | Jul 2026 |
| 3 |  | Free | 4.5★ (202) | No | No | May 2026 |
| 4 |  | Free | 3.8★ (9) | Yes | No | Jul 2026 |
| 5 |  | Free | 2.4★ (62) | No | No | May 2026 |
| 6 |  | Free | 4.6★ (355) | Yes | Yes | Jul 2026 |
| 7 |  | Free | 4.2★ (299) | No | Yes | May 2026 |
| 8 |  | Free | 3.8★ (78) | Yes | No | Jul 2026 |
Explore the fundamental building blocks of the universe with this pocket guide to subatomic particles. Learn about the diverse particles that constitute matter and energy, inspired by a popular plush toy collection.
Build and command your own space station and fleet in a chaotic galaxy. Forge alliances, explore new worlds, and engage in strategic space battles to shape the future of the sector. Your decisions will determine the fate of the galaxy.
Embark on an interactive mixed reality journey through the universe's 13.8 billion-year history. Witness the formation of stars, our solar system, and Earth, and explore the fundamental particles that make up everything. Discover your connection to the cosmos and share your cosmic creations.
Access comprehensive program and exhibition guides for all SPIE conferences and events. Organize your schedule, take notes, and find exhibitors with interactive floor plans. Stay informed about upcoming sessions and connect with the optics and photonics community.
This app helps users plan their schedules for American Physical Society (APS) meetings and events. It provides access to meeting information and allows for personalized agenda creation. It is designed for members and attendees of APS scientific gatherings.
Build an energy mining empire by merging atoms and advancing through the periodic table. Upgrade your laboratory, unlock new technologies, and manage a team of scientists to discover antimatter and operate advanced scientific equipment. This offline idle simulator offers strategic development and incremental growth.
Explore the quantum world and learn about chemical elements by building atoms. This app visually models interactive atoms, allowing you to add or subtract subatomic particles to construct stable elements and unlock them on the periodic table.
Explore the cosmos with a realistic space simulator. Travel between planets and stars, experiencing relativistic effects and the true scale of the universe. Includes detailed planetarium and star chart features.
This utility measures a system's floating-point computing power by solving dense linear equations. It reports results in millions of floating-point operations per second (MFLOP/s) and includes checks for solution accuracy and machine precision.
This app provides a guide to a major international STEM research competition for high school students. It offers a schedule of events, information on awards, a virtual project showcase, and details about the college and career fair.
Explore the fascinating world of atomic structures. Interact with a dynamic nucleus and energetic particles that react to your touch, creating unique atomic formations. A visually engaging experience for curious minds.
Build and simulate electronic circuits in an intuitive 3D environment. This app offers lightning-fast analysis and a user-friendly interface, making complex engineering accessible. Circuits are saved as documents for easy sharing and management across devices.
Build and test rockets, planes, and cars with realistic physics in a 3D aerospace sandbox. Progress through a career mode, unlock new technology, and share your creations with a global community.
Explore various theories on the model and structure of atoms. This app details concepts like atomic postulates, photon mechanisms, and models for hydrogen, helium, lithium, beryllium, boron, carbon, nitrogen, and oxygen. It also covers related physics principles such as gravity, electromagnetism, and time.
Design, build, and fly rockets, planes, and more with realistic physics. Automate your creations with a visual programming language, explore planets, and manage your own aerospace company in a detailed career mode. Share your designs with a vibrant community.
An interactive entertainment app that simulates a powerful electrical field. Touching the screen causes thousands of particles to react dynamically and amusingly.
Explore a vast collection of experiments conducted on the International Space Station, both past and present. Discover the results and benefits of microgravity research through interactive media, detailed descriptions, and visual tours of the station's modules and external facilities.
Explore physics through interactive virtual experiments and augmented reality. Build and test electrical circuits with over 100 components, visualize electromagnetic fields, and even design your own galaxy. Ideal for students, teachers, and curious minds of all ages.