Stefan Grund was founded in 2019. The first app was launched in January 10, 2019 and they have 1 iOS apps in August 2025
Stefan Grund is a publisher of Yonks – Day Counter app.
Name | Category | Downloads (30d) | Monthly Revenue | Reviews | Ratings | Recent release | |
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![]() Yonks – Day Counter
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5
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2 weeks ago |