Apps like Propeller

Here are some great alternatives to Propeller by Reciprocal Labs :
Smart Asthma: Forecast Asthma
Smart Asthma: Forecast Asthma
★3.3
BreatheSmart
BreatheSmart
★4.6
ASTHMAXcel PRO
ASTHMAXcel PRO
★4.7
Hailie
Hailie
★3.7
ASTHMAXcel
ASTHMAXcel
★4.5
DailyBreath-Asthma & Allergies
DailyBreath-Asthma & Allergies
★3.4
Peak Flow
Peak Flow
★4.5
INSIGHT LUNG
INSIGHT LUNG
★4.2
IQAir AirVisual | Air Quality
IQAir AirVisual | Air Quality
★4.7
Best Life
Best Life
★3.8
MyMedRec
MyMedRec
★3.5
MedControl: My Medical Control
MedControl: My Medical Control
★4.2
CREDA-Manage Chronic Condition
CREDA-Manage Chronic Condition
★4.1
Healthy Home Coach
Healthy Home Coach
★3.9
Health Tracker: Healthily
Health Tracker: Healthily
★3.7
TapCloud Health
TapCloud Health
★3.7