Equate Formula Solver is an iPhone application developed by Nurdture Creative Inc. It falls under the Education & Reference category and is available for free. Equate aims to make science and engineering education more enjoyable and accessible by providing an easy-to-use formula solver.

With over 1 million students and teachers worldwide using Equate, it has become the go-to reference tool for science and engineering subjects. The app features more than 400 formulas in Math, Physics, Chemistry, and Economics, covering a wide range of topics.

Equate offers a variety of useful features, including built-in unit converters, formula manipulation for homework checks, equation search function, and a "learn it" section for further understanding. The app also provides unique practice problems with answers, helping students prepare for tests.

In addition, Equate includes Wiki links for enhanced reference and is MathJax enabled, allowing for user input displays. The developers have plans to add more features, such as calculus and custom formulas, as well as instructional and practice videos.

Overall, Equate Formula Solver is a comprehensive and user-friendly tool that allows students to solve formulas faster, save time on homework, and expand their knowledge in science and engineering subjects. It is a must-have for any student looking to excel in these fields.