Ultra-fast engineering calculators that load in milliseconds. No frameworks, no bloat—just the tools you need when you need them.
Single-purpose tools optimized for instant results
Instant conversion between hex, binary, decimal, and ASCII. Perfect for troubleshooting protocol data.
Calculate CRC-16, CRC-32, and custom polynomials. Essential for Modbus and protocol validation.
Engineering units for pressure, flow, temperature, power. Optimized for industrial applications.
Subnet masks, CIDR notation, network ranges. Quick network planning for SCADA systems.
Voltage, current, resistance, power calculations. The basics, done instantly.
Decibel conversions, power ratios, signal levels. RF and audio calculations made simple.
Every millisecond matters when you're troubleshooting in the field
No frameworks, no dependencies. Pure vanilla JavaScript means pages load in under 100ms.
Optimized for phones and tablets. Works perfectly on the device already in your pocket.
All calculations happen locally. No internet required once the page loads.
One tool, one job. No feature bloat, no complicated interfaces—just results.
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