- not compatible VNC at all.
- encrypted native TWF 256, disable encryption not possible.
- filetransfer by keyboard only (ctrl+alt+c and ctrl+c(copy) and ctrl+v (paste)
- speed faster than UltraVNC with dsmplugin
- speed without encryption could not be compared between UltraVNC (PcHelpware should be realtime without encryption)
- directX: Yes
- software OpenGL, yes
- GDI mode (disable directx) trough remote desktop, terminal server, Overlay not possible
- overlay (yes with driver_pchelware (winvnc video hook driver2)
- screen scaling a lot of better improved than UltraVNC
- image little bit fuzzy quality 32bit than UltraVNC 1.0.x

UltraVNC 1.0
- compatible VNC flavor (except dsmplugin encryption + FileTransfer)
- encryption plugin (optional), MSRC4Plugin 128bit or ARC4 128bits or AESV2
- filetransfer manager side (local) by side (remote)
- speed compare UltraVNC without encryption not possible for pchelpware
- speed slower with encryption than pchelpware
- directX: No
- OpenGL sofware, yes
- overlay: No with and without driver (winvnc video hook driver)
- screen scaling windows very less than PcHelpWare
- image quality 32 bit (zlib compress 6, jpg quality=6) better than PcHelpWare
