Apps like Viktor Schiller

Here are some great alternatives to Viktor Schiller by Happy Electronics, s.r.o. :
SelfLoops HRV
SelfLoops HRV
★3.1
Elite HRV: Wellness & Fitness
Elite HRV: Wellness & Fitness
★4.3
Welltory: Heart Rate Monitor
Welltory: Heart Rate Monitor
★4.6
HRV4Training
HRV4Training
★3.4
HRV Monitor - HR Variability
HRV Monitor - HR Variability
★4.6
HR & HRV Logger
HR & HRV Logger
★3.3
Blood Pressure Tracker App
Blood Pressure Tracker App
★4.1
Camera Heart Rate Variability
Camera Heart Rate Variability
★3.3
Instant Heart Rate
Instant Heart Rate
★3.8
Heart Rate Measurement App
Heart Rate Measurement App
★4.2
Blood Pressure Monitor
Blood Pressure Monitor
★3.6
Digital GPS Speedometer
Digital GPS Speedometer
★4.3
Breath Counter 3.0
Breath Counter 3.0
★3.3
GENNECT Cross for Android
GENNECT Cross for Android
★4.2
Smart Luxmeter
Smart Luxmeter
★4.5
Health Monitor
Health Monitor
★4.0