Cross-platform frameworks are just now becoming robust and stable enough to be a real concern. The most popular frameworks include React Native, Xamarin, and Ionic. The trade-offs are typically speed of development vs. flexibility and complexity. If you use a lot of platform-specific integrations...
There are so many tools its actually difficult to make a final definition of which one would be the best. My team uses google drive, but dropbox also works. Here is a short list, you would want to go with the corporate version of each 1. Google Drive 2. Dropbox 3. Box.com 4. Basecamp.com 5. Pr...