Adobe Visitor API
94,784 websites

Adobe Visitor API costs money

https://marketing.adobe.com/developer/documentation/data-insertion/c-visitor-id

Visitor Identification api by Adobe

VS

DoubleClick Floodlight
213,244 websites

DoubleClick Floodlight is free to use

http://www.google.com/doubleclick/

Floodlight is an optional feature in DFA that allows advertisers to capture and report on the actions of users who visit their website after viewing or clicking on one of the advertiser's ads. For the implementation of Floodlight, Floodligh...

Market Share by Top Websites

1 DoubleClick Floodlight is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.

2 In terms of market share, Adobe Visitor API is clearly lagging behind, losing to DoubleClick Floodlight in all segments.

Websites Categories

1 DoubleClick Floodlight has better usage coverage in more websites categories. Including Computers Electronics & Technology, Vehicles, Food & Drink, Arts & Entertainment and 20 other categories.

2 Adobe Visitor API hasn't got a lead over DoubleClick Floodlight in any websites category.

Geography

1 DoubleClick Floodlight is leading in most countries, including United States, Japan, Canada, Australia and 127 other countries.

2 Adobe Visitor API is leading in Germany, Spain, Italy, Czech Republic and 21 other countries.