Apps Like EngToolBox for iPhone and iPad
Learn, track, and secure notes
Multi-purpose calculators for basic math and advanced engineering functions. Track stress with a secure journal using Keychain security. Access all features offline. Store data locally with no cloud syncing. Set a PIN for journal access.
EngToolBox screenshots
Ranked alternatives
Showing 841–860 of 1,000 ranked alternatives.


Linear Algebra - Matrix Solver
ALG Software Lab SIA
Solve matrices and calculate determinants
Solve problems with and vector operations. Calculate determinants and perform step-by-step calculations with detailed explanations. Work with matrices up to 5×5 and vectors in 2D or 3D. Includes theoretical summaries for each operation.

Pooled Tip Calculator
Nathaniel Maxwell
Calculate tips, track hours, and submit results
Calculate tips by entering total tips, employee names, and hours worked. Submit to distribute tips per employee. View total hours and tips per hour.



General Calculator
丽娜 夏
Basic and scientific calculations on screen.
The app offers both basic and scientific calculator functions. It includes degree and radian calculations, allows for editing incorrect numbers, and keeps expressions visible on the screen.














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