Elimination and Substitution by Science Education Institute



249+ iOS apps & games curated and reviewed
Finding the right elimination and substitution apps and games can be overwhelming with so many options. We've analyzed 249+ apps and games to bring you the best choices for 2026, from free options to premium solutions with advanced features.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | — | No | No | May 2026 | |
| 2 | Free | — | No | No | Aug 2026 | |
| 3 | Free | — | Yes | Yes | Aug 2026 | |
| 4 | Free | 4.7★ (14) | Yes | No | Aug 2026 | |
| 5 | Free | — | No | No | Aug 2026 | |
| 6 | Free | 4.9★ (40) | No | No | May 2026 | |
| 7 | Free | 5.0★ (2) | No | Yes | Jul 2026 | |
| 8 | Free | 5.0★ (1) | No | No | May 2026 |















Engage in 3D brain training with a unique logic puzzle. Place crowns on a colored cube board, adhering to strict placement rules. Enjoy immediate visual feedback and satisfying mental challenges.




A captivating puzzle game where you sort and stack colored bolts onto matching screws. Progress through increasingly complex levels that require strategic thinking and planning to solve.


This app provides offline access to NIST cybersecurity and privacy frameworks, including controls, enhancements, and assessment tools. It supports compliance officers and security professionals with structured data and workflow features for managing security plans and system categorization.


This app helps teams quickly identify and eliminate recurring problems using proven methodologies. It offers an intuitive interface and collaborative features to streamline problem-solving, reduce downtime, and enhance efficiency.


This app provides instant math problem solutions with detailed, step-by-step explanations. It can scan handwritten or textbook problems, offer graphical displays, and act as a homework checker to identify and correct errors.








Quickly resolve error codes for Control Techniques' drives with this tool. It includes wiring diagrams for setup and fault finding, plus direct access to global technical support contact information.


Interactive simulations help tech professionals develop critical decision-making skills for Agile, DevOps, and AI roles. Practice real-world scenarios involving team dynamics, project risks, and prioritization to build practical leadership abilities.


This AI-powered tool assists electrical and automation engineers in understanding PLC logic, troubleshooting issues, and enhancing their workflow. It provides instant answers and programming support for various industrial automation systems, helping users save time and improve efficiency.


This app categorizes organic reactions by the functional groups they form, aiding chemists in synthetic analysis. It offers over 500 transformations and 400 synthesis examples, with detailed subdivisions for clarity.


This platform offers a configurable quality management system designed for businesses with complex needs. It integrates with enterprise software and streamlines quality and process management to maximize return on investment.


Engage in a satisfying arrow puzzle escape experience. Guide arrows through complex grids, remove them in the right order, and clear the board. This brain game offers a balance of calm gameplay and strategic thinking for focus and relaxation.


Explore graphical solutions to ordinary differential equations with this interactive educational tool. It offers six distinct activities, including plotting vector fields, solving systems of equations, and visualizing oscillations. Ideal for homework, classroom use, or research projects.

