241+ iOS apps curated and reviewed
Out of 241+ phone battery monitor apps on iOS, 19 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.7★ (9) | — | No | May 2026 |
| 2 |  | Free | — | No | No | May 2026 |
| 3 |  | Free | — | Yes | No | Jul 2026 |
| 4 |  | Free | 4.0★ (23) | No | No | May 2026 |
| 5 |  | Free | 4.2★ (21) | No | Yes | Aug 2026 |
| 6 |  | Free | 4.5★ (2.7K) | Yes | No | Aug 2026 |
| 7 |  | $0.99 | 3.2★ (37) | No | No | Aug 2026 |
| 8 |  | Free | — | No | Yes | May 2026 |
Instantly check your iPhone's battery status from your Apple Watch. Ideal for when your phone is out of sight, charging, or during workouts. Features a clean, animated interface and quick access via Glance.
This utility app monitors the health of Lithionics batteries via a Bluetooth BLE connection. It requires a compatible battery with a factory-installed BLE module for operation.
Monitor and diagnose your device's battery health with advanced analytics. Track charging sessions, thermal levels, and usage patterns to extend battery life and maintain peak performance. Features include detailed visualizations, cycle count tracking, and customizable widgets.
This app provides a detailed battery monitoring experience for your phone or tablet. It offers calibration features for increased accuracy and displays estimated usage times for various activities, from listening to music to GPS navigation. It also includes charge alerts and a widget for quick access to information.
This app helps you maintain your device's battery life with professional charging tips and usage monitoring. It provides precise battery power accuracy and allows you to check memory status and available disk space.
Monitor the battery levels of up to four devices with a clean, intuitive interface. Receive notifications for charging completion, low battery, and discharge limits. Supports widgets and dark mode for a seamless experience.
Monitor your device's system activity, data usage, and connection status. Get real-time CPU frequency, hardware and OS information, network details, and memory usage. Includes customizable widgets and Bluetooth device finding.
This app displays your device's current battery percentage and offers comprehensive system monitoring. Track CPU usage, RAM, network activity, and system uptime with detailed graphs and statistics.
Monitor your battery's voltage, current, capacity, and remaining time via Bluetooth. Offers basic parameter settings to help protect your battery or battery bank.
Monitor your vehicle's battery in real-time via Bluetooth. Test cranking and charging systems to understand your battery's health. View all data directly on your mobile device.
Monitor your LiFePo4 batteries in real-time. Track state of charge, temperature, and cycle life to understand your battery's health and performance.
Monitor your iPhone and Apple Watch battery levels directly from your wrist. Receive customizable notifications for charging status and low battery alerts. View both device battery levels on a single complication for easy access.
This app displays your iPhone's battery level directly on your Apple Watch. Avoid constantly checking your phone with quick glances at your wrist, perfect for workouts, commutes, or when your phone is just out of reach.
Monitor your battery bank's performance with this application. View state of charge, voltage, capacity, and cycle count. Set custom parameters to act as a fuel gauge for your batteries.
Monitor your B-TEC Lithium battery's charge status, real-time voltage, and current. Receive instant alerts for warnings and errors to optimize power usage and extend battery life. Access resources for enhanced control and convenience.
Monitor your B-TEC Lithium battery's charge status, real-time voltage, and current. Receive instant alerts for warnings and errors to optimize performance and lifespan. Enjoy enhanced control and convenience for your battery.