Apps Like OpAmplifiers for iPhone and iPad
OpAmplifiers screenshots
Ranked alternatives
Showing 21–40 of 1,000 ranked alternatives.


Ultimate Car Audio App
Thomas VanSlambrouck
Wire subwoofers, calculate cone area, suggest amplifier
Calculate subwoofer voice coil wiring for single, double, and quad configurations. Determine subwoofer cone area. Suggest amplifier power and car electrical system requirements. Include subwoofer box calculators and Ohms Law tools.



Electronics Handbook
Keysight Technologies, Inc
Access circuit data and formulas
Resistor Band Converter allows users to build resistors by selecting color bands and displays the resistance value. It also identifies color bands based on resistance input.

Christmas WhatStickers*
红丽 马
Apply stickers to messages and chats
Download and share a variety of stickers for use in iMessage, WhatsApp, and other chat apps. Edit custom stickers, save them, and send to others. Organize and manage sticker collections within the .

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.


Audio Lab: Music,Voice Editor
Tsovinar Popova
Record, edit, and save tracks
Record with multitrack support, add and edit files across tracks. Record voice and instruments in high quality without limits. Use basic editing tools to cut, copy, and paste . Save files in various formats.

Universal Remote Pro
芳英 冯
Control devices with your iPhone
Control TV, cable box, DVD players, and stereo amplifiers using an iPhone. Switch between device types with scrollable pages. Access over 1000 device models from more than 200 manufacturers.





EzRemote Lite
Zheng Fang
Control home devices with your iPhone
Control home electronics with an iPhone using an audio-to-IR accessory. Manage devices like TVs, stereos, and projectors. Switch inputs, adjust volume, and navigate menus. Pair devices via Bluetooth. View device list and customize button layouts.

TuN Mobile
Garmin International
Control DSP settings via Bluetooth LE
Control and configure JL Audio DSP amplifiers via Bluetooth LE. Set up and adjust DSP features with a tailored interface. Simulate setups or test configurations offline. Compatible with VXi and MVi models. Requires VXi-BT module.

PhoneAmp-Your handy amplifier
Yasar Bozdag
Record audio with effects and share
Turn your iPhone into an with effects. Adjust a 10-band equalizer, apply reverb with over 10 presets, add delay, or use distortion with over 20 presets. Record and share audio with applied effects.


Electronics Kit
Siu Yuen Ho
Calculate, measure, and test components
Calculate component values for desired corner frequency, resistance, capacitance, or inductance. Find combinations of resistors, capacitors, and inductors. View detailed calculations and formulas. Export results. Remove ads with PRO version.

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