Apps like Call Volume Manager

Here are some great alternatives to Call Volume Manager by Footplay Software :
Crescendo Volume
Crescendo Volume
★3.5
Call Volume Sound Amplifier
Call Volume Sound Amplifier
★3.8
Sound Booster
Sound Booster
★4.2
Volume Control in Status Bar
Volume Control in Status Bar
★4.1
Volume Booster Enhanced
Volume Booster Enhanced
★3.9
Volume Booster Pro
Volume Booster Pro
★4.6
Loud Ringtones - High Volume
Loud Ringtones - High Volume
★4.2
Volume Booster - Music Player
Volume Booster - Music Player
★4.6
Caller Name Announcer
Caller Name Announcer
★4.2
Quick Volume Control
Quick Volume Control
★4.1
Volume Lock
Volume Lock
★3.6
Volume Booster
Volume Booster
★4.6
Volume in notification bar
Volume in notification bar
★4.1
Calls Blocker
Calls Blocker
★4.2
Volume Lock Pro
Volume Lock Pro
★4.3
Volume Limiter, Volume Lock
Volume Limiter, Volume Lock
★3.6