Car Audio Toolbox: Calculator is an auto & vehicles app developed by Shahab Shaheen.
Download Statistics
Car Audio Toolbox: Calculator has been downloaded 44 times. In the last 30 days, the app was downloaded 40 times.
User Ratings
The app has no ratings yet.
App Information
Car Audio Toolbox: Calculator is FREE to download. The APK download size is 3.55 MB. The latest version available is 11.0.0. The last update was on September 14, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on Google Play since July 2026.
Description
Car Audio Toolbox is an offline-first calculator and reference app built for car audio installers and DIY enthusiasts. No sign-in, no internet required for any calculation — every formula runs entirely on your device.
ELECTRICAL & POWER CALCULATORS • Amplifier Power Calculator — estimate RMS power output from voltage, current draw, and amplifier class • Wire Gauge Calculator — find the right AWG for your amp's power and ground wiring • Fuse Size Calculator — size a fuse that protects your wire, not just your amp • Ohm / Impedance Load Calculator — series, parallel, and series-parallel speaker wiring • Amplifier Gain Setting Calculator — a calculated starting point before fine-tuning with a meter • Voltage Drop Calculator — check real-world voltage drop for a chosen wire run • Battery Runtime Calculator — estimate runtime for AGM or lithium battery banks
BOX DESIGN CALCULATORS • Sealed Box Volume Calculator — net internal volume from your box dimensions • Ported Box Volume Calculator — net volume accounting for port displacement • Port Length Calculator — tune a round or slot port to your target frequency • Slot Port Area Calculator — check port area against a port-noise guideline
REFERENCE & LEARNING • Speaker & Subwoofer Wiring Diagrams — series, parallel, and dual-voice-coil configurations • Car Audio Glossary — 30+ plain-language definitions, from RMS to Xmax • Troubleshooting Guide — step-by-step checks for no-power, no-sound, and noise issues • Installation Checklist — a phase-by-phase safety checklist for your next install
WHY CAR AUDIO TOOLBOX • Works completely offline — every calculator runs on-device • No account, no sign-up required • Clear assumptions and safety notes on every result, not just a bare number • Light, dark, and system theme support • Built for both first-time installers and experienced enthusiasts
Car Audio Toolbox is a planning and reference tool. Always confirm critical specs like fuse ratings and wire gauge against your equipment's manual, and have complex installs reviewed by a qualified installer.
Have feedback or a formula suggestion? We're actively improving the app — your input shapes what gets built next.
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