The IPS Community Suite is a flexible, integrated set of apps for building great communities on the web.
vBulletin is a professional, affordable community forum solution. Thousands of clients, including many industry leading blue chip companies, have chosen vBulletin - It's the ideal choice for any size of community.
Invision Power Board is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.
In terms of market share, vBulletin 4.x is clearly lagging behind, losing to Invision Power Board in all segments.
Invision Power Board has better usage coverage in more websites categories. Including Games, Computers Electronics & Technology, Vehicles, Arts & Entertainment and 20 other categories.
vBulletin 4.x hasn't got a lead over Invision Power Board in any websites category.
Invision Power Board is leading in most countries, including United States, Russia, France, United Kingdom and 90 other countries.
vBulletin 4.x is leading in Vietnam, Iran, Saudi Arabia, Egypt and 19 other countries.