I agree. I have been scammed by this app from Playstore (lost like $155) but it was somewhat my fault since I didn't read the reviews because a lot of people was already scammed and they were warning about.......
It's not always a hundred percent safe to download straight from Google Play Store,as scammers have found more than one ways to infiltrate the system and install fake apps that could harm your device and scam you subsequently.
Always use the original website,but if you get redirected from their to play store then I doubt if you'll have any problems with the download
# stick to rules and don't be greedy
This one really needs to be underscored as it happens to be 90% the reason why most people fall victims while trying to earn or gain far more than what is actually feasible or possible.