Showing 21–40 of 1,000 ranked alternatives.
Adafruit Industries LLC
Calculate component values and resistor codes
Calculate component values for Op Amp, 555, RC Filter, and Resistor Divider circuits. Decode resistor and capacitor codes. Compute power, resistance, current, and voltage using Ohm's Law and Power Calculators.
Anthony Foster
Build logic circuits and test designs
Learn boolean algebra and digital circuit concepts through interactive logic gate puzzles. Build and test circuits using AND, OR, XOR gates, and other components. Unlock advanced elements and create custom circuits in Playground Mode.
Neil Woodcock
Build, simulate, and solve circuits
Build and simulate linear AC and DC circuits by dragging and rotating components. Calculate steady-state voltages and currents. View real-time DC current flow and review results with detailed analysis. Export schematics and solution data.
Applorium Ltd
Set reminders and tasks
Set reminders for recurring tasks with customizable duration and intervals. Track multiple timers simultaneously. Pause, resume, or stop timers manually. Receive notifications when timers complete. Sync across devices for consistent scheduling.
V PUGAZHENTHI
Calculate voltage, current, and resistance
Calculate values using resistor color codes, voltage, current, and resistance formulas. Perform impedance and RLC circuit analysis. Input values to get accurate results for engineering, wiring, and circuit design tasks.
Mike Holt Enterprises Inc.
Size conductors, calculate voltage drop, select circuit
Provides conductor sizing calculations, circuit protection sizing, raceway sizing, and equipment grounding conductor sizing for heating and air-conditioning equipment.
Informed Publishing
Access code tables and track updates
Access code updates for 2023 NEC and NEMA standards. View table changes, formulas, and conduit bending guides with video tutorials. Calculate ampacity and conduit fill. Include transformer data and wiring configurations.
Krueger Systems, Inc.
Design and test electronics projects in 3D
Design and test electronics projects in a virtual workspace. Simulate circuits using over 150 components and 1,000 reference boards. Adjust 3D models and view physics-based interactions. Export project data and share designs.
Electronial
Calculate coordinates and grid squares for projects
Offers calculators for designing radios and antennas. Users can find latitude and longitude from a maidenhead square or vice versa. Calculate distances between squares. Convert units. Locate current position.
ARKADE CLUB PRIVATE LIMITED
Track race updates and live stats
View real-time F1 race updates and schedules via customizable lock and home screen . Compare driver stats head to head. Track championship standings and receive weather updates in local time. Set personalized notifications for race events.
Sergey Vavaev
Access theory, diagrams, and calculators offline
’s provides access to electrical theory topics, including exercises with answers. Features interactive diagrams for hands-on learning. Includes calculators and formulas for electrical calculations. Works offline without ads or subscriptions.
Turtle Sim LLC
Explore concepts and share ideas
Explore concepts through interactive experiments in a virtual lab. Conduct simulations, manipulate variables, and observe outcomes. Use AR mode to visualize phenomena in real-world environments. Share findings and collaborate with others.
Cyberprodigy LLC
Wire diagrams, pinouts, calculate electricity
Access electrical wiring diagrams for switches, fans, and outlets. Calculate grounding conductor sizes. View diagrams for 3-way switches, 4-way switching, GFCI, and more. Includes NEC 2014 to NEC 2023 standards.
Applorium Ltd
Set reminders and tasks
Set recurring reminders for daily tasks and routines. Create timers with custom durations and intervals. Track progress with visual indicators. Pause, adjust, or reset timers on demand. Sync across devices for consistent scheduling.
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