When comparing Splashtop vs TightVNC, the Slant community recommends TightVNC for most people. In the question“What are the best alternatives to TeamViewer?” TightVNC is ranked 5th while Splashtop is ranked 10th. The most important reason people chose TightVNC is:
TightVNC has some good file transfer capability with which you can transfer files back and forth with your remote system.
Specs
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Pros
Pro Gesture support
There's gestures support on mobile devices for easier navigation.
Pro Cross-platform
Available for iOS, Android, Windows, OS X and Linux.
Pro File transfer capability
TightVNC has some good file transfer capability with which you can transfer files back and forth with your remote system.
Cons
Con Too many variations of clients and servers (apps) and paid subscriptions to choose from for different scenarios
There's a host of downloads involved. It shouldn't be so complex to decide what software to download because of their respective services or featuresets. It should just be one client and one server with options to turn on or off different feature sets.
Con Needs port forwarding activated
In order to use TightVNC you need to have port forwarding activated within your router.