Apps Like Decay calc for iPhone and iPad
Decay calc screenshots
Ranked alternatives
Showing 1–20 of 1,000 ranked alternatives.



Brainrot: Screen Time Control
Smolworks Inc
Set schedules, block apps, track focus
Block apps and websites instantly. Set focus timers for deep work and Pomodoro sessions. Create smart schedules for bedtime, mornings, and meetings. Track with a visual decay effect to encourage phone breaks. Save and reduce distractions.





GlobeConvert Currency & Units
Ievgenii Lebid
Convert currencies and on the go
Convert currencies and physical with real-time rates and support for 160+ currencies and 350+ . Save favorite conversions for quick access. Use offline data from the last successful update.


Radioactivity Conversion
Tan Chia Ling
Convert radioactive units with precision
Convert between radioactive units such as becquerels, curies, and sieverts. Calculate decay rates and half-lives. Display decay modes including alpha, beta, and gamma emission. Switch between different measurement systems.

AudioTools, dB, Sound & Audio
Andrew Smith
Record , analyze , test speakers
AudioTools offers SPL measurement, RTA analysis, FFT visualization, and speaker polarity testing. Includes a generator, scope, CLF viewer, and recorder. Allows adding optional modules for advanced acoustic analysis and customization.

HVACR Check & Charge
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.


Rebar Calc
Appco LLC (USA)
Calculate tons and linear feet
Calculate quantities including tons, linear feet, and sheets or rolls of mesh based on project dimensions and selected sizes. Adjust lap lengths and configure mesh types for accurate results.



Basic Calculator -
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.

CALC Smart Calculator ±
QApps LLC
Calculate, convert, and solve equations
Perform complex calculations with scientific formulas and unit conversions. Access calculation history via Spotlight and 3D Touch. Use widgets for quick access and history integration. Sync with Apple Watch for notifications and basic calculations.

The Best Calculator - Calc Pro
Panoramic Software Inc.
Calculate and manage financial data
Perform complex calculations using 10 built-in calculators including scientific, financial, and unit conversion tools. Access 10 financial worksheets for budgeting, loans, and investments. Save and share calculation results.

GPS Fields Area Measure Map
Rento UAB
, track distance, share results
Distances, perimeters, and areas using GPS. Place markers on or objects. Share results with colleagues. Calculate quantities like spray or fertilizer needed. Export measurements for record-keeping.
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