iOS application providing you all information about your device - hardware, operating system, processor, memory, GPU, network interface, storage and battery, including OpenGL powered visual representation in real time.

Hardware information:

iDevice name
Screen resolution
Screen size
Retina capability
Pixel density
Aspect ratio
Operating System:

Version
Build
Revision
Kernel information
Safe Boot
Boot time
Uptime
Tick frequency
Operating system limits: processes, files, VNodes
CPU:

Name
Architecture
Physical and logical core count
Frequency
L1, L2 cache size
Endianess
Processes:

List all system processes/daemon and AppStore applications.
PID, start time, priority, command path
RAM:

Total memory
Memory type
Memory usage: wired, active, inactive, free
Page-ins
Page-outs
Page-faults
GPU:

Chip name
Supported OpenGL version
OpenGL vendor
Supported OpenGL extensions
Network:

External IP
Internal IP
Netmask
Broadcast IP
Total WiFi and cellular traffic since boot.
Connections:

List active connections
Connection local and remote IP
Connection local and remote port
Connection status
Connection download and upload traffic
Storage:

Total available space on device
Free space
Used space
Number of songs
Number of pictures and total size on disk
Number of videos and total size on disk
Battery:

Battery capacity
Battery voltage
Battery status
Current battery level