Monitor key battery specifications like voltage, capacity, and temperature. Track charge cycles, protection status, and historical protection events. Gain insights into your battery's health and performance.


203+ iOS apps curated and reviewed
The best rock lithium battery apps on iPhone average 4.2★ across 203+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.


Monitor key battery specifications like voltage, capacity, and temperature. Track charge cycles, protection status, and historical protection events. Gain insights into your battery's health and performance.






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 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.


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.


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.


Monitor and manage your lithium battery's health and performance. Optimize charging and discharging cycles to extend battery lifespan. Get detailed insights into your battery's status.


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 lithium battery's real-time status, including voltage, current, and temperature. Control charging and discharging, view historical data graphs, and access battery instructions. This app provides comprehensive insights and management for your battery.


Measure your device's charging speed with different chargers, cables, and wireless sources. Track app battery usage, estimate remaining time for activities, and compare charging accessories to find the best ones.


This utility app offers in-depth battery health analysis for iOS devices. It provides real-time insights into capacity, cycle count, temperature, and performance optimization. Track historical trends and understand battery usage for better device management.


Monitor and manage your battery pack's performance in real-time. Prevent overcharging and overdischarging to extend battery life and ensure optimal usage for daily needs.


Easily monitor your device's battery percentage with a glance. This widget offers customizable sizes and unique artwork for each battery status. Access the app to enjoy a collection of humorous movie quotes.


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.


Transform your device's charging experience with captivating live wallpapers and effects. Choose from thousands of exclusive 4K animations, track battery insights, and personalize your charge screen. New content is added weekly.


Monitor your boat's marine batteries and portable sonar batteries via Bluetooth. Receive real-time alerts for charge, voltage, and maintenance needs. Features Deep Sleep™ to prevent discharge and custom grouping for easy identification.


Optimize your phone's performance by managing background processes that drain battery life. Monitor battery status, charging history, and remaining usage time. Includes internet speed tests and device information.


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.


Manage your portable power station remotely. Monitor real-time energy usage, adjust settings for optimal performance, and receive instant alerts. Schedule charging and keep your device updated with the latest firmware.


This app helps you monitor your device's battery health and predict its remaining runtime. It offers charging reminders and maintenance tips to extend battery life. Enjoy beautiful charging screensavers while your device powers up.


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.