Apps like Walker's Link

Here are some great alternatives to Walker's Link by GSM Outdoors :
Volume Control: Screen Button
Volume Control: Screen Button
★4.3
Listening device, Hearing Aid
Listening device, Hearing Aid
★4.3
SleepyBee Lite
SleepyBee Lite
★5.0
Technics Audio Connect
Technics Audio Connect
★3.8
Ambient sound: hear around you
Ambient sound: hear around you
★3.3
Link by Eargo
Link by Eargo
★3.8
Auto Mute
Auto Mute
★3.5
Enable Speaker Mode
Enable Speaker Mode
★3.8
Melomania Connect
Melomania Connect
★4.1
Mute.
Mute.
★4.4
Volume Booster
Volume Booster
★4.6
Auto Do Not Disturb
Auto Do Not Disturb
★3.6
Auto Volume by Speed or Noise
Auto Volume by Speed or Noise
★4.8
Samsung Buds Controller
Samsung Buds Controller
★3.9
AutomateIt Pro - Automate task
AutomateIt Pro - Automate task
★4.0
Sony | Sound Connect
Sony | Sound Connect
★4.4