37+ iOS apps curated and reviewed
The best actual currents apps on iPhone average 4.5★ across 37+ titles — we've ranked them by what real users actually keep on their phones. Updated June 2026.
This utility measures invisible electromagnetic fields surrounding us, detecting 50/60hz alternating current waves from power lines and devices. It uses a device's magnetometer and algorithm to filter out the Earth's magnetic field, allowing users to scan local magnetic flux.
This educative application supports high-school or university courses on electromagnetism, featuring a memorandum of basic equations and around twenty interactive animations illustrating key concepts. Ideal for students and teachers, it allows for engaging learning and teaching experiences, with the option to display animations on a projector for classroom use.
Get accurate speed readings on your phone with a speedometer app featuring large, easy-to-read indicators in mph, km/h, or knots. The app utilizes your device's internal hardware for speed estimation. Opt for greater accuracy by adjusting transparency levels.
Discover real-time tide information, including high and low tides, for any location worldwide with just a tap. Plan your coastal activities efficiently and stay informed about tidal conditions effortlessly.
This application provides users with current weather forecasts and maps based on their location, displaying essential information such as temperature, pressure, and humidity. By using GPS, WiFi, or cellular network data, it shows your location on a map along with detailed weather forecasts for the current day, next hour, and the next 5 days.
This application calculates parameters for step-up and step-down transformers, including voltage, current, and turns, and determines whether the transformer is step-up or step-down. Try it out to easily solve transformer calculations and ensure safe and efficient operation within rated limits.
Calculate electrical values easily with this Ohm's Law Calculator. Input two known values to quickly determine voltage, current, resistance, or power in any electrical circuit. Start calculating now!
