Apps like Ultrahuman

Here are some great alternatives to Ultrahuman by Ultrahuman.com :
FITTR HART: Smart Ring
FITTR HART: Smart Ring
★3.6
YOR Ring
YOR Ring
★3.3
Healthzilla: Stress & Habits
Healthzilla: Stress & Habits
★4.2
NexRing - Linktop Smart Ring
NexRing - Linktop Smart Ring
★3.4
LuckRing
LuckRing
★4.0
Frontier X
Frontier X
★4.4
Welltory: Heart Rate Monitor
Welltory: Heart Rate Monitor
★4.6
Health Tracker: Blood Pressure
Health Tracker: Blood Pressure
★4.6
RingConn Smart Ring
RingConn Smart Ring
★4.0
Oura
Oura
★4.0
Withings
Withings
★4.2
Vestel Smart Health
Vestel Smart Health
★3.3
Cardi Health: Heart Monitoring
Cardi Health: Heart Monitoring
★3.5
Runmefit
Runmefit
★3.2
MetricWell: Health Tracker
MetricWell: Health Tracker
★5.0
HaloFit
HaloFit
★3.8