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.
by BOOSTane, LLC★ 2.027 ratingsUtilitiesFreeData updated 2026-10-10
Perform complex calculations with scientific functions and engineering tools. Input equations, use memory functions, and switch between degrees and radians. Save results and view calculation history.
Perform calculations in a stack format. Each line functions as a standalone calculation or interacts with others. Edit, delete, or rearrange entries. Use mathematical functions and parentheses. Save and recall previous calculations.
Calculate MOD, optimal oxygen percentage, and equivalent air depth for dive planning. Determine gas mix ratios based on desired end gas or input mix. Adjust mix calculations when filling tanks with different gases.
Calculate dimensions, convert units, and perform angle and rafter measurements. Estimate material quantities and layout stairs. Input measurements for precise calculations. Save and reuse formulas for repeated tasks.
The app calculates lenses for Barco, Christie, Panasonic, Digital Projection, Epson, Benq, Mitsubishi, Optoma, and Sony projectors. The database updates via the internet.
Perform basic and advanced calculations with a scientific . View and edit calculation history. Correct entries using backspace. Switch between decimal point and decimal comma formats.
The app calculates loan payments, interest rates, present value, and future value. Values are displayed above the keys for easy reference on the user's iPhone and iPad.
Users input current system efficiency standards and replacement options to compare annual cost savings. The calculates savings based on system efficiency and provides detailed comparisons.
The app calculates Australian GST for iPhone and iPod touch users. It computes all price components based on a single entry, including GST inclusive and exclusive amounts.
Calculate dimensions and properties of 2D and 3D shapes. Input measurements to determine area, volume, surface area, and perimeter. View interactive 3D models of solids like cube, sphere, and cylinder. Switch between 2D and 3D views for each shape.
Calculate vehicle horsepower, 1/4 and 1/8 mile trap speed, and times using phone sensors. View detailed performance data. Export results and compare against benchmarks. Set performance goals and track progress over time.
Calculate pressure drop, fluid velocity, Reynolds number, and friction factor for liquids and gases. Create custom projects, add and edit pipes, fluids, and fittings. Switch between metric and imperial units. Share calculations with other users.
The app helps users with lumber and timber calculations, including generating cut lists and calculating board feet. It supports hardwood and softwood species, saving lists, and emailing them as tables.
Display multiple calculators including scientific, financial, and unit conversion tools. Perform complex calculations, switch between modes, and save frequently used formulas. Share results via copy-paste or email.
Convert efficiency between MPG and L/100 KM by entering amount and distance. Calculate journey cost with price per litre or gallon. Save conversion history for future reference.
Calculate BTW or VAT with adjustable rates for Netherlands and Belgium. Switch between tax rates quickly. Input values to get accurate results. Export calculations as PDF or share via email.