want to ask if possible to view ALL Entries at different forms at the same time?
Or able to download all entries in different forms?
Hello Sebastian. That is not currently a feature of Gravity Forms. If you would like to suggest that for inclusion in the future, I recommend adding that to our product roadmap. Click the blue 
in the lower left on this page to add a note for our product team:
https://www.gravityforms.com/gravity-forms-roadmap/
Thank you.