This is a mini resource monitor. It monitors available memory and CPU loading. It will always stay in the corner of your phone's screen.

Set the overlay to any corners of the screen, customize the color and transparency.

(CPU loading is an estimation for newer device)

Pro version:
play.google.com/store/apps/details?id=info.kfsoft.android.MemoryIndicatorPro

From version Resource Monitor Mini 1.0.181:

Bug fix

Variant
Arch
Version
DPI
(Android 4.0+)
Latest: 1.0.177 on August 19, 2019
(Android 6.0+)
Latest: 1.0.181 on September 28, 2022
All versions
Resource Monitor Mini 1.0.181
September 28, 2022

Version:1.0.181

Uploaded:September 28, 2022 at 5:00AM UTC

File size:4.76 MB

Downloads:47

Resource Monitor Mini 1.0.180

Version:1.0.180

Uploaded:August 27, 2022 at 9:07AM UTC

File size:6.17 MB

Downloads:41

Resource Monitor Mini 1.0.177

Version:1.0.177

Uploaded:August 19, 2019 at 5:52PM UTC

File size:3.45 MB

Downloads:121