Denny Hartmann
Developer Info
Denny Hartmann was founded in 2022 in Germany. The first app was launched in September 27, 2022 and they have 2 iOS apps in October 2025
Denny Hartmann is a publisher of Efficient Meeting Tools app and other apps in Productivity categories.
- HQ Location
-
Germany
- Founded in
- September 27, 2022
- Last App Updated
- 1 month ago (September 10, 2025)
- Company Website
- https://goleansigma.de
- Contacts
- 3 emails found
Popular Denny Hartmann apps in 2025
Germany
| Name | Category | Downloads (30d) | Monthly Revenue | Reviews | Ratings | Recent release | |
|---|---|---|---|---|---|---|---|
Efficient Meeting Tools
|
Productivity |
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0
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|
1 month ago | |
GLS - Lean Management Toolbox
|
Productivity |
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0
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|
1 month ago |
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