Apps Like Boostane for iPhone and iPad
Calculate desired octane with BOOSTane.
The app calculates the amount of BOOSTane needed to reach a desired octane level. Users can save calculations, email or text them, and get estimated horsepower.
Boostane screenshots
Ranked alternatives
Showing 821–840 of 1,000 ranked alternatives.

PCalc
TLA Systems Ltd.
Calculate, convert, and program with precision
Perform complex calculations with support for hexadecimal, octal, and binary. Use RPN mode and multi-line display. Access unit conversions, scientific constants, and engineering notation. Enable multiple undo and redo. View results on a paper tape.


Instant Compound Calculator
Shun Isayama
Calculate interest instantly
Calculate interest with precise results. Input principal, monthly contribution, annual rate, and years to compute accumulation. Display results instantly with clear visual output. Track growth over time with detailed breakdowns.

PTI Transformer
Push Interactions, Inc.
Calculate parameters and convert units
Calculate current, phase voltage, efficiency, and regulation at different loads and power factors. Convert SI units for speed, force, power, area, pressure, volume, temperature, and weight. Determine ship dates using weeks after order.







FormulaBar
Lars Hansen
Store formulas, constants, and equations offline
A formula collection with 18 pages of tables, formulas, figures, and explanations. Includes mathematics, geometry, mechanics, physics, and constants. Features calculation tools for 8 formulas. Available offline. Used for learning and reference.






How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.