Keep Your Phone Safe & Fast
All-in-one battery boosting and power management tool for smartphones
Keep Your Phone Safe & Fast
All-in-one battery boosting and power management tool for smartphones
Top Features
Phone Booster
Stop unnecessary processes and free up your RAM in one touch.
Energy Saving
Choose one of three energy saving modes: Norm, Ultra or Extreme.
App Manager
The fastest and most convenient way to delete all of your unnecessary applications.
Cooling CPU
An overheated CPU is less productive. Time to cool it off with Phone Keeper!
Garbage Cleaning
Clean your phone's cache and junk files to free up memory space.
All-in-one
A Data Manager, Junk Cleaner, Speed Booster, CPU Cooler, and a Battery Saver in one app!
Learn More About Phone Keeper:
What our customers think about us:
My phone's battery was draining very fast and it made me disappointed. I tried a lot of apps to extend its life without charging, but only Phone Keeper helped me. Now my phone can go without charging for a long time!
Jennifer G.
My phone's battery was draining very fast and it made me disappointed. I tried a lot of apps to extend its life without charging, but only Phone Keeper helped me. Now my phone can go without charging for a long time!
My phone's battery was draining very fast and it made me disappointed. I tried a lot of apps to extend its life without charging, but only Phone Keeper helped me. Now my phone can go without charging for a long time!
Jennifer G.
My phone's battery was draining very fast and it made me disappointed. I tried a lot of apps to extend its life without charging, but only Phone Keeper helped me. Now my phone can go without charging for a long time!
Do you know the feeling when you have to run an important app, but your phone freezes over and over? I had the same feeling. I even thought about buying a new phone, but this app helped my old friend. Thank you for saving my wallet!
Andrew M.
Do you know the feeling when you have to run an important app, but your phone freezes over and over? I had the same feeling. I even thought about buying a new phone, but this app helped my old friend. Thank you for saving my wallet!
I was always short on memory on my phone until I installed Phone Keeper. It helped me to get rid of the insufficient memory notifications I kept getting, and gave me more free space to download new apps!
Sarah H.
I was always short on memory on my phone until I installed Phone Keeper. It helped me to get rid of the insufficient memory notifications I kept getting, and gave me more free space to download new apps!
I never thought that overheating your phone was very bad for it, but my friend told me that it may cause serious problems. I downloaded this app and it helped to cool my phones CPU. I hope it will help my phone to last longer.
James R.
I never thought that overheating your phone was very bad for it, but my friend told me that it may cause serious problems. I downloaded this app and it helped to cool my phones CPU. I hope it will help my phone to last longer.
I never thought that overheating your phone was very bad for it, but my friend told me that it may cause serious problems. I downloaded this app and it helped to cool my phones CPU. I hope it will help my phone to last longer.
James R.
I never thought that overheating your phone was very bad for it, but my friend told me that it may cause serious problems. I downloaded this app and it helped to cool my phones CPU. I hope it will help my phone to last longer.
Screenshots
FAQ
Does this app take a lot of memory?
The installer takes up very little memory on the phone.
I've never used this type of app. Will I understand what to do?
Phone Keeper has intuitive and flexible interface, and it will be easy for you to use it.
What information will this app show me?
You'll see the number of running processes, memory in use, the amount of RAM used, the temperature of your CPU, and much more.
Why do I need to cool my phone?
Overheating is very dangerous for your smartphone. If the processor is cooled down in time, the phone will last longer.
Make your phone smarter with Phone Keeper!
