0+ iOS apps curated and reviewed
The best portable battery monitor apps on iPhone average 4.5★ across 0+ titles — we've ranked them by what real users actually keep on their phones. Updated July 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.7★ (1K) | Yes | No | Aug 2026 |
| 2 |  | Free | 4.5★ (2.7K) | Yes | No | Aug 2026 |
| 3 |  | Free | 4.4★ (7.9K) | Yes | Yes | Aug 2026 |
| 4 |  | $3.99 | 4.6★ (443) | No | No | Aug 2026 |
| 5 |  | Free was $6.99 | 4.5★ (390) | No | Yes | Aug 2026 |
| 6 |  | Free | 4.7★ (2.5K) | Yes | No | Aug 2026 |
| 7 |  | $3.99 | 4.8★ (5.4K) | No | No | Aug 2026 |
| 8 |  | Free | 4.6★ (2.9K) | Yes | Yes | Aug 2026 |
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.
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.
Optimize your device's battery health with professional charging tips and monitoring tools. Extend battery life, prevent overcharging, and manage storage by cleaning up duplicate photos and videos. Features include battery calibration and magic charging animations.
This app provides detailed battery monitoring for your phone or tablet, offering insights into remaining usage time for various activities. It features calibration options to enhance accuracy and provides alerts for charging status.
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.
Monitor your device's core performance metrics with this utility app. It provides real-time information on battery status, disk usage, CPU load, and network connections. Customize your view with light or dark themes and receive instant updates on system changes.
Monitor your iPhone and iPad's performance with detailed insights into CPU, memory, disk, battery, and network usage. View real-time graphs, hardware specs, and system details. Export data via email or AirPrint.
This app alerts you when your device reaches a desired battery charge level, preventing overcharging. Customize alarms, view charge status, and access historical data. Supports dark mode and Apple Watch.
This app helps you understand your iOS device's battery performance. It identifies battery runtimes and provides data to help you determine if your battery needs replacement. Monitor your device's battery health and runtime with detailed insights.
Monitor your iPhone and Apple Watch battery levels and runtimes with detailed insights. Receive customized notifications for charging and low battery alerts. View battery data at a glance on your watch or via widgets.
This app provides detailed battery information for your iPhone and iPad, including remaining hours for various activities. Customize the visual display with fluid animations and color options. Receive alerts when your device is fully charged.
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.
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.
This app provides in-depth battery diagnostics for Apple devices. It analyzes analytics logs to reveal battery health, charge cycles, and capacity details, offering insights beyond standard system information.
Monitor your device's health with this comprehensive tool. Track memory, battery performance, storage, and network details. Get detailed camera information and helpful battery-saving tips to optimize your iPhone.
Monitor your device's battery, storage, and network activity with real-time data and smart estimations. View key metrics and usage predictions directly on your home screen with customizable widgets.
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 your device's performance with detailed insights into memory, CPU, disk space, and network usage. Track battery status, receive charge notifications, and perform internet speed tests. Understand your device's inner workings with easy-to-read graphs.
Prevent overcharging your phone with a full battery alarm. This app notifies you with a ringtone or notification when your battery reaches 100%, helping to maintain battery health and save energy. It also provides charging history and status updates.
Optimize your device's battery life, analyze WiFi networks, monitor system performance, and detect Bluetooth devices. This free tool provides insights into battery health, RAM usage, storage, and network traffic to keep your phone running smoothly.