The Blackberry Password Keeper is a secure App but only if you use a long password to access it. As for general security, Android is about as secure as leaving $20 on a sidewalk and checking the next day.
Google is interested in sales and if people read the service agreement which 99.9% don't you will not see any concern for their devices.
They do not specifically vet for software which will cause you problems. Their service agreement states you must check your device for compatibility.
Google, by your agreement to service use you allow them to open and look at all the software on your phone or computer and if they determine you are not the person who has the account they will block access. They state Apps are not for sharing
As for malware or other security issues your on your own.
Using any password keeper software is a decision each user must make and should do a lot of research before selecting one. If it does not encrypt the data sites like google will have access to all your passwords.
You may not like reality especially if your an App developer.
The security offered by the BlackBerry meets the strict government confidentiality and security requirements for remote data access. They also meet the Department of Defense requirements for S/MIME(Secure/Multipurpose Internet Mail Extensions) and PKI (Public Key Infrastructure).
Using Advanced Encryption Standard (AES) or Triple Data Encryption Standard (Triple DES) encryption, email and other data remain encrypted at all points between the BlackBerry smartphone and the destination. And, I must Password keeper is very secure, and is also very easy to use!
As Tboltram said everything has problems and all anyone can do is try to keep ahead.
With Google and Microsoft accessing your devices with your full permission after checking the "I agree" box on the user agreements we are now moving into a larger security issue than 99% of the people realize.
To see the level of detail saved, do a pc wide search for .jpg files after you do any cleaning you wish and you will see the hidden files Microsoft 10 keeps from users. Sure the search will pick up your saved photos and other things you know about but try to figure out why they save various photos and links from adds you look at.
Think it's to sell to advertiser's?