About Google's Unsafe Warning
You might encounter this warning when trying to visit our site:
But you can still visit our site by clicking:
And then:
You'll be fine, you can check that our site is safe according to Google Transparency Report. The warning originates from our free hosting service, Userscloud.
You will get a small message at the top of their download page like this: And they are still working with Google to resolve this problem, So, you can visit thumbapps.org safely, but just don't be too hurry to close any popping ads in Userscloud download page—that you might end up wrongly click an ad that install something, for example.
As the proverb goes, "The devil takes a hand in what is done in haste...".
If you want to disable the warning temporarily you can use Firefox-based browser or check out this Google's help page.
Be safe! :)