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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 don't think they have "counters" but this might help you on pc and this might help you if your using Android (I'd use a pc if possible).
NOTE:
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Hence, a higher number means a more popular project.