Showing 101–120 of 1,000 ranked alternatives.
Brijesh Kothari
Calculate with precision
Calculate and steel weights using customizable units and industry-specific formulas. Input dimensions and material grades to get accurate results. Switch between imperial and metric units. Provide feedback for improvements.
Nuno Facha
Tune bands and check propagation
Real-time propagation data provides solar and geomagnetic insights for QSO planning. DX cluster viewer displays active DX spots. Calculate antenna lengths and tune dipoles. Check frequency bands and propagation conditions.
V PUGAZHENTHI
Convert units, calculate values, switch categories
Convert units across 16 categories with 173 units and 2162 conversions. Perform calculations for field strength, resistance, capacitance, and more. Access 62 calculators via in- purchase.
MirzaWorks LLC
Calculate ethanol goals and track fuel efficiency
Ethanol Calculator allows users to determine the mix of pump gas and ethanol gas needed for a desired blend by entering specific details. Users can review past calculations for quick recalculation.
Armchair Engineering
Calculate voltage, current, and resistance
Calculate electrical circuit values by entering two known variables (current, resistance, voltage, or power). Adjust units dynamically for accurate results. Display total resistance and power in the circuit.
Soojin Ro
Wire money with one finger
Manage financial securely with face ID authentication and one-touch iCloud syncing. Save unlimited , recover forgotten passcodes, and lock the with a passcode. Sensitive data is encrypted.
田亮 王
Detect nails, screws, and metal objects
Detects metal studs, nails, and screws in walls using magnetometer. Identifies hidden pipes, conduits, and rebar. Alerts for live electrical wiring via magnetic field detection. Provides visual indicators for detected objects.
Carlo Terracciano
Calculate values
Provides tools for calculations and theory. Users can explore Ohm's Law and resistor calculations. Access theoretical concepts in Basic Knowledge and practical exercises in and Advanced sections.
Steffen Weber
Calculate pipe offsets and weights
Calculate pipe offsets and weight for various diameters and fittings. Input dimensions to get accurate results. Verify calculations to avoid errors and save materials. Supports 28 different offset types.
Marcus Roskosch
Calculate, analyze, and design circuits
Calculate impedance and transmission line parameters. Analyze signal integrity and loss. Convert between frequency units. Simulate circuits. Calculate antenna parameters and resonance frequencies. Perform S-parameter calculations.
Neil Rohan
Calculate gauge for aircraft wiring
Calculate size based on current, voltage, and temperature. Input circuit parameters to determine AWG rating. Provides resistance and voltage drop calculations. Supports FAA-approved voltages: 14VDC, 28VDC, 115VAC, 200VAC.
Slava Barouline
Calculate RPM based on material and designation
Calculate RPM for operations based on material type, designation, tool type, and work diameter. Support measurement unit selection.
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