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.
Showing 21–40 of 1,000 ranked alternatives.
Unicom TOV
Calculate, add, subtract, multiply, divide
A calculator with a large, easy-to-read display and simple buttons. Perform addition, subtraction, multiplication, and division. Features a clear layout and user-friendly design for everyday use.
Phan Nhat Đang
Calculate loans and mortgages quickly
Calculate and mortgage payments with customizable terms, interest rates, and frequencies. Display breakdowns of interest and principal. Estimate repayment time. Compare options. Export results via email or file. Save details for future reference.
Vladislav Vyshemirsky
Measure , calculate reciprocity
Measures reflected intensity for manual cameras. Calculates reciprocity adjustments. Displays exposure values for film photography. Integrates with camera apps for real-time readings.
Cider Software LLC
Calculate with dual-line display and multi-line input
A with dual-line display showing input and result. Supports multi-line equations and tap-to-move cursor. Saves calculation history with timestamps and labels. Allows emailing calculations and swiping to review past entries.
Tapbots
Review calculations and send them back
Lets users perform calculations and convert units with an easy-to-read history tape and expression view. Save and reuse previous calculations. Convert between units intuitively. Sync with Apple Watch for on-the-go use.
Gary Cox
Calculate budgets, mortgages, and loans privately
Manage budgets, mortgages, and loans with compound interest and tip calculations. Use speech voice for accessible feedback. Keep equation history, view real-time results, and export data to email or CSV.
MATRIKS GRUP, TOV
Calculate, edit, and track numbers
Perform basic and complex calculations with a clean, intuitive interface. Input numbers and operators to solve equations. Switch between different calculation modes for precision. Save frequently used equations for quick access.
Piet Jonas
Calculate water usage and cost.
The app measures shower time to calculate water usage and cost. Users can save calculation history and email it for backup.
V PUGAZHENTHI
Calculate values instantly
Provides tools for and electronics calculations. Users can compute resistance, voltage, current, and power. Includes resistor color code conversion and voltage drop calculations aligned with NEC/IEEE standards. Supports USCS and SI units.
Copeland LP
Calculate refrigerant charges instantly
Calculate refrigerant charges for systems using built-in formulas. Input system parameters to determine correct levels for R-22, R-410A, R-32, and other refrigerants. Save and export calculation results for record-keeping.
Tue Nguyen Minh
Calculate and with a measure display
Convert measurements between , , and centimeters. Input fractions or decimals for precise calculations. View results on a visual measure display. Perform addition, subtraction, multiplication, and division with measurement values.
Phan Nhat Đang
Calculate trade based on risk and stop
Calculate trade based on risk percentage or amount and stop loss in pips. View calculated results and additional options for informed trading decisions.
Paul Kragthorpe
Find gas stations with 93 octane fuel
Locate gas stations serving 93 octane or higher fuel. View crowdsourced map updates. Report stations that no longer offer 93 octane fuel. Find nearest stations based on current location.
SuperDG Inc.
Calculate, edit, and track entries
Perform arithmetic operations with a simple interface. View current calculations and track history. Supports universal device compatibility. No advanced or engineering functions included.
Dylan Burton
Calculate historical prices and convert to today's
Calculate historical currency values from 1800 to 2025. Convert prices using 22 currencies including US Dollar, Euro, British Pound, and others. Adjust for and view adjusted values over time.
MobArts Ltd
Calculate, split, and customize
Perform general calculations including addition, subtraction, multiplication, division, and square roots. Use memory functions for storage and retrieval. Apply thousands separators and handle numbers up to 60 digits.
Alfred L Poy
Calculate humidity or dew point easily.
The app calculates relative humidity or dew point based on air temperature. Users can determine the dry bulb temperature, relative humidity percentage, or dew point temperature by inputting two known values.
Historycentral.com Inc
Complete electrical calculation tool for professionals.
The app provides over 100 electrical formulas for calculations and conversions. Users can save, print, or email results and access frequently used formulas.
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