220+ iOS apps curated and reviewed
From beginner-friendly picks to power-user tools, our meter usage list covers 220+ iPhone apps updated through May 2026. Compare ratings, prices, and screenshots in one place.
EyeOnWater helps you monitor water usage, detect leaks, and track usage trends. Connect with your water utility account to access detailed usage data and take steps to reduce water waste. Get the app now and make your water consumption visible.
Track your utility usage, costs, and payments easily with the MyUsage Mobile app. Monitor service, view daily usage data, manage alerts, and more. Take control of your utilities for a greener future.
Track your data usage effortlessly with real-time monitoring, smart forecasts, custom alerts, and a user-friendly interface. Never exceed your data cap again.
Enhance your photography with a professional color and flash metering tool that offers spot metering, flash exposure, color temperature readings, and more. Visit http://lu.mu/ to discover how Lumu Light Meter can elevate your image-making experience.
This app helps you track your mobile internet data usage and stay within your plan limits by sending automatic notifications when you reach certain thresholds. By setting your data limit and billing cycle, you can avoid overage charges and monitor your usage in real-time.
System Status provides essential system monitoring for your iPhone and iPad, including CPU load, battery level, disk usage, and network connections. Monitor your device's performance in real time with this handy tool.
Light Meter Ultra is the ultimate exposure tool for film photography, offering fast, precise readings through your iPhone camera. Dial in perfect settings with ease using various metering modes and advanced features. Download now to access the free plan or upgrade for full professional functionality.
An app designed to help optimize plant lighting by measuring PAR, lux, and kelvin, aiding in maximizing yield while minimizing energy consumption. Additionally, it offers helpful articles, a plant lighting calculator, and a Pro subscription for advanced features and resources to support plant growth. Visit the website to learn more.
Measure luminosity in lux using Lux Light Meter Pro, a user-friendly application that provides accurate light intensity readings for various settings. Get precise measurements and optimize lighting conditions with ease.
Transform your iPhone or iPad into a versatile measuring device with 13 essential tools like a metronome, stopwatch, compass, and more. From measuring angles to checking surface levels, this toolbox app is a must-have for all your measurement needs. Download now for a convenient and comprehensive measuring experience.
Carry a convenient light meter in your pocket for precise measurements essential for film photography with manual cameras. Easily determine reflected light readings and perform reciprocity calculations with this essential tool.
A professional-grade sound level meter app for iOS devices that accurately measures decibel levels with features like ballistics, ranges, and filters. Advanced algorithms meet industry standards for precision audio measurements. Upgrade with iTestMic for pro-grade testing capabilities.
Measure light intensity accurately with the Light Meter LM-3000 app, offering a user-friendly interface for quick and precise readings. Enhance your lighting setups with this essential tool.
Turn your phone into a professional sound level meter to measure decibel (dB) levels and hertz (Hz) sound in real-time. Measure sound intensity, set custom alerts, and log data for later review with a clean and intuitive interface.
Battery Level is a handy app that displays your device's battery percentage with a simple and intuitive interface. Stay informed about your battery status at a glance. Download now for quick access to your battery information.
This wireless light and color meter app connects to a Bluetooth device to provide accurate exposure, color temperature, and light-related data for photography and videography. It helps users set camera exposure and white balance, and monitor multiple light sources, with features such as alarm notifications and ambient light monitoring, to ensure consistent and accurate results.
This app is a noise decibel meter that accurately measures sound levels with features such as current average SPL level, peak SPL level, and customizable histogram graphs. It also allows users to save measurements, calibrate settings, and offers easy upside-down orientation for convenience. Experience precise noise measurement with just a tap!
Stay informed about your internet speed and data usage with real-time notifications and widgets. Track daily usage statistics, view billing cycle status, and monitor internet speed with live graphs. Download now for effortless management of your internet consumption.