cFosSpeed 10.50.2338

Internet-Accelerator + Traffic Shaping + ping optimizer + packet prioritization.

Free to Try
4.9 MB
4.6 114 votes

cFosSpeed - Internet Acceleration with Traffic Shaping. Maximum Download & Minimum Ping. For DSL, Cable, Modem, ISDN, Mobile, Filesharing (P2P), Online Games, VoIP, Streaming Media and Tuning More.


  • Free configurable Prioritization
  • Self-calibrating
  • Layer-7 Analysis
  • Firewall
  • Automatic router detection
  • Optimal Dial-Up connections
  • VPN
  • WLAN
  • MTU-Optimization
  • Multi User Features
  • Broadband limits

What's New:

  • Improved crash handling.
  • Skins can now display a simple bar, instead of a bitmap, for the ANIMATION and SLIDER methods. See for details.
  • Tamed querying of TCP/UDP programs names. Thanks to Litfal for bug report.
  • Fixed a bug where some of the preferences settings would not be saved permanently. Thanks to Norbert & Contor.
  • Fixed multiple rare bugs found through crash dumps sent to us by users.
  • Fixed bugs in the budget configuration dialog. Thanks to dj_hetick.
  • Fixed range and mode settings in Budget Graph dialog. Thanks to Vel.
  • Fixed a bug in the full screen detection routine. Thanks to DJ Deipotent persistently reporting it :-)
  • Fixed a hang in installation.
  • Fixed missing images for dialogs.
  • Usage graph is back.
  • After you click on a "new version available" balloon tip only newer versions than the one indicated will show a new balloon tip.
  • Switched slot order so that net talk is now in the last slot.

Download notes: Alternatively you can download the latest beta version of this software.