OpAmplifiers app icon

Apps Like OpAmplifiers for iPhone and iPad

Study operational amplifier applications easily.

The app helps users study operational amplifiers and their applications. It provides schematics, formulas, and component calculations within a simple interface.

by Kyrill Cousson★ 2.01 ratingsEducationFreeData updated 2026-10-19

OpAmplifiers screenshots

Ranked alternatives

Showing 461–480 of 1,000 ranked alternatives.

  1. Public Safety Dive Calculator app icon

    Public Safety Dive Calculator

    Public Safety Dive Supply LLC

    Dive planning math for safety teams.

    The app provides a toolkit for public safety dive teams to calculate common dive planning values. It includes calculators for gas partial pressure, gas consumption, SAC, tank factor, tank volume, and MOD.

    ★ 2.24 ratingsEducationFreeData updated 2026-10-05
  1. CBW LockDown app icon

    CBW LockDown

    Xytronix Research & Design, Inc.

    Lock down buildings with a button press

    Enable instant of buildings by triggering relays or variables on ControlByWeb devices. Monitor and control access remotely. Set up custom sequences for emergency responses. Lock doors and secure areas with a single button press.

    ★ 2.05 ratingsUtilitiesFreeData updated 2026-09-10
  2. CalcXLite app icon

    CalcXLite

    Kazunori Nohara

    Scientific calculator with user-defined functions.

    The app allows equations to be entered directly as they are written. User-defined functions can be entered, loaded, and saved with names and descriptions.

    ★ 4.06 ratingsUtilitiesFreeData updated 2026-09-29
  3. Herz Stromax R app icon

    Herz Stromax R

    Aleksandar Jovanovic

    HVAC system balancing valve calculator tool.

    The app calculates optimal valve presets for HVAC systems. It visually represents operational conditions, replacing manual data sheet calculations.

    ★ 5.01 ratingsBusinessFreeData updated 2026-10-28
  4. Watt - Power calculator app icon

    Watt - Power calculator

    LionsApp di Nallbati Elton

    Calculate watt using three formulas.

    The app calculates watt from three distinct formulas. Users can input values and receive immediate results, with options to copy or email the solution.

    ★ 4.73 ratingsUtilities$0.99Data updated 2026-09-22
  5. Air Density Calculator app icon

    Air Density Calculator

    Tan Chia Ling

    Calculate air , temperature, or pressure

    Calculate air , temperature, or pressure with instant results. Copy calculations to other apps. Includes formulas for reference. Supports up to 16 decimal places and various units for each input.

    ★ 3.84 ratingsUtilities$2.99Data updated 2026-09-15
  6. Quadratic Equation Roots app icon

    Quadratic Equation Roots

    Glindemann, Sennoun, Langer GbR

    Calculate zeros with p and q values

    Enter values for p and q to calculate the zeros of a function using the pq . Store calculations in a history log. View complete solutions and share results. Support for entering fractions. Remove ads for an ad-free experience.

    ★ 4.36 ratingsEducationFreeData updated 2026-09-13
  7. LICADAS app icon

    LICADAS

    ABOT, LLC

    Monitor tanks remotely and track levels

    Track liquid inventory with real-time data from a remote dashboard. Set custom alerts for tank levels and usage patterns. Monitor multiple tanks and receive notifications for critical changes.

    ★ 5.06 ratingsUtilitiesFreeData updated 2026-09-06
  8. SMARTShip GO app icon

    SMARTShip GO

    ALPHA ORI INDIA PRIVATE LIMITED

    Access vessel data anytime, anywhere

    Access vessel data and operational parameters in real-time. Visualize ship performance and fuel efficiency. Receive critical alerts via SMART Notifications. Explore fleet vessels virtually. Track vessel locations and operational status.

    ★ 5.05 ratingsBusinessFreeData updated 2026-10-16
  9. Griddy app icon

    Griddy

    Kyaw Zay Ya Lin Tun

    ★ 4.85 ratingsUtilitiesFreeData updated 2026-09-06
  10. Perfboard app icon

    Perfboard

    Soft Dorothy LLC

    Electronics hobbyist utility and reference tool.

    The app provides a reference and utility for electronics hobbyists. It includes calculators for resistors and capacitors, along with tools for L.E.D.s and Ohm's law.

    ★ 5.06 ratingsReferenceFreeData updated 2026-09-23
  11. Planetary Gear Calculator app icon

    Planetary Gear Calculator

    Heng Jia Liang

    Calculate teeth and simulate systems

    Calculate teeth and speed for systems using provided formulas. Input values to determine sun, planet, and ring teeth. Simulate interactions and preview system behavior before 3D printing.

    ★ 4.76 ratingsProductivity$2.99Data updated 2026-09-06
  12. RC Circuit app icon

    RC Circuit

    Siu Yuen Ho

    Electronic circuit calculations for hobbyists and engineers.

    The app calculates RC charging and filter circuits. It finds component values, voltage at time t, and cutoff frequency, supporting multiple languages and data export.

    ★ 4.85 ratingsUtilitiesFreeData updated 2026-10-28

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.