Apple does not offer any built-in apps to monitor the system but there are numerous third party apps that allows you to take a peek and even free up memory.
If you want to monitor system activity on your iPhone or iPad then you must install best activity monitors as they help to track all the system activities on your device.
System Status, it is a fully functional system activity monitoring app recommended for all the iPhone and iPad users. This app allows you to monitor vital things such as disk, CPU, memory, battery and Wi-Fi or cell data usage.
Also, system data helps you to access stats of operating system with crucial information. It comes with simple and friendly user interface. It helps in monitoring the performance of your battery which includes estimated battery work time for multiple uses.
AppSwitch, it is a native app of iPhone and was developed by XCool Apps. The app even displays all your running applications. On most of the apps including twitter will let you switch directly to profile, mentions or messages.
The app even allows you to go to a screen name, status with id, user id or screen name’s list. Also, the app shows system info, memory usage and has console. The app comes with exciting features that make it apart from other activity monitoring apps.
MemoryInfo, it is a complete memory management app that helps to check available memory and types of memory, recommended for all the iPhone and iPad users. The app even displays battery information. It is a simple and easy system monitoring app.
iSyslog, it is an amazingly designed system activity monitoring app for iPhone that allows you to analyze, monitor and generate thorough reports of system activities.
You can monitor different processes and log messages generated by apps using this application. This excellent app is used to analyze current system performance.
Pad Info, this app was developed by Laub Apps. It is the basic activity monitors available for iPad and you can get it for free. The app is simple splash screen with information about iPad’s memory, battery, OS, UDID and device ID.
System activity monitor
System Activity Monitor, this app helps in monitoring all the system activities on your iPhone and iPad. The app helps in checking real time reports of running apps or processes.
You can easily check RAM memory usage, CPU usage, device storage usage and ip address of your device information or Wi-Fi connection.
System & Monitoring Tools
It is a featured rich system activity monitoring app that can be used for free on iPhone or iPad. The app comes with powerful system and network monitoring features that can generate exact reports of your system activities like free disk space, real time disk usage, battery status, CPU usage, network information, speed of internet connection, IP address and more.
ActMonitor, it is an essential free app for iPhone and iPad that comes with attractive design and simple interface. The app helps in checking system information about device such as network information, memory & disk free space information, Bluetooth traffic and Wi-Fi or 3G information. This excellent app helps in tracking vital information of your device for free.
SYSTEM UTIL Dashboard
It is an amazingly designed system monitoring app for iPhone that comes with lots of features. You can view necessary information in an attractive and user friendly interface.
This app allows you to track your battery performance, CPU, memory, disk and network which also includes internet connection speed. It is the best app recommended for all the iPhone users.
SystemInfo, it is an activity monitoring app for iPad. The app comes with all the standard stats which includes disk, memory, running processes, battery and system information. We did not find any way to free up the memory with this application.