You can enable CPU/GPU usage, FPS overlays, Latency info and more for any application by going to developer options and scrolling down to the "GPUWatch" setting. : r/galaxys10
How to See FPS, CPU Load & Other Performance Metrics for Any Game in One UI 3.0 « Android :: Gadget Hacks
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Best Monitoring Android App - CPU/GPU Meter & Notification
CPU/GPU Meter & Notification - Apps on Google Play
Poor android performance, 0ms GPU latency - Mobile Bugs - Developer Forum | Roblox
CPU/GPU Meter & Notification - Apps on Google Play
GPU load is always at 0%
Profiler is a free, lightweight monitor for CPU, GPU, RAM, and more