-
ResearchKit
ResearchKit is an open source software framework that makes it easy to create apps for medical research or for other research projects.
-
InfluxDB
Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
I’ve found that Charts works quite well.
Might want to check out ResearchKit. I haven't used it, but it does support bars and graphs
Have you tried with https://github.com/misyobun/MSBBarChart? It may help you
NOTE:
The number of mentions on this list indicates mentions on common posts plus user suggested alternatives.
Hence, a higher number means a more popular project.