No specific info about version 6.61. Please visit the main page of iStat Menus on Mac Informer.
Monitors your system and signals what does not function well.
Battery Guru is a menubar application that tracks laptop battery health.
Check information about battery, RAM usage, network statistics and much more.
Get information about current battery health, including battery life, battery consumption, and battery cycle count.
Memory Usage Getter is a program which graphically shows the memory.