: Quick access to datasheets from popular vendors to verify pinouts and voltage limits.

: For more advanced features, Crux Electronics Plus Pro is a paid version that includes broader electronics calculation tools.

: Includes tools for Pulse Width Modulation and Pulse Position Modulation circuits.

: Calculates time delay and pulse width for "one-shot" circuit operations.

: Tools for SMD resistor color codes, LM317 voltage regulators, and LM2576/96 converters. How to Download

: Avoid "Top Download" sites or third-party APK mirrors that claim to offer "v5.5" for free if it is normally a paid app. These sites often bundle software with malware or adware. Crux Unlocker vs. Crux Calculator

: Determines frequency and duty cycle for continuous pulse generation.