216+ iOS apps curated and reviewed
The best kbattery apps on iPhone average 4.1★ across 216+ titles — we've ranked them by what real users actually keep on their phones. Updated June 2026.
This app connects to a diagnostic instrument to accurately measure battery health for vehicles. It tests startup and charging systems, monitors voltage, and provides early warnings for car maintenance. Supports various battery types and international standards.
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 translates your car's diagnostic trouble codes into plain language, helping you understand potential issues and their severity. It provides maintenance reminders and offers advanced features like issue forecasting and emissions pre-checks with a premium subscription.
Manage your prepaid and postpaid meters with ease. This app allows direct connection to critical information, customer service engagement for issue reporting, and a streamlined top-up process with faster refunds. Enjoy a renewed vision for customer convenience.
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.
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.
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 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 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.
This app enhances physical exams by recording and analyzing heart and lung sounds. It helps detect potential heart and lung conditions, allowing for secure storage and sharing of recordings and reports. Features like murmur and AFib flagging are available with compatible devices and memberships.
Access live status information and configure compatible Victron devices. View historical data, update firmware, and explore features through a demo mode. Requires Bluetooth Low Energy.
This app empowers plumbing, HVAC, and electrical contractors to enhance customer interactions and boost sales. It provides tools for dispatching, estimating, payment collection, and presenting options, streamlining technician workflows for improved business outcomes.
Enhance your Tesla ownership with detailed tracking, powerful automations, and real-time diagnostics. Monitor trips, battery health, charging, and receive important event notifications. Integrate with smart home systems and control your vehicle from various devices.
Connect to your electric scooter or bicycle via Bluetooth to monitor vehicle status, lock/unlock remotely, and track riding data. Adjust settings, check battery voltage, and diagnose faults for convenient maintenance.
Monitor, diagnose, and update your vehicle's software remotely. This powerful tool allows you to view live data, read and clear diagnostic codes, and record data for your technician. Connect directly with your mechanic for remote assistance and software updates, saving you trips to the repair shop.
Unlock your phone's sensors for scientific exploration. Conduct pre-built experiments or create your own using accelerometers, magnetometers, and more. Analyze and export data in various formats for further study.
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 professional-level vehicle diagnostics, offering features like reading/clearing fault codes, data flow analysis, and special maintenance functions. It supports a wide range of car brands and allows users to subscribe to specific diagnostic software. Connects via Bluetooth to your smartphone for intelligent vehicle analysis.
This app wirelessly connects to a compatible battery charger, transforming your mobile device into a control center. Monitor charging status, adjust settings remotely, and receive alerts for up to four chargers. It simplifies charging for both iD-equipped and non-iD batteries with an intuitive interface.
This app enhances your Apple Watch ECG recordings by calculating PQRST to reveal your unique heartbeat signature. It also monitors Heart Rate Variability (HRV), an objective measure of physical readiness, and integrates with Apple Health.
