Upon activation by the user, AskEraser deletes the IP address, user ID, session ID and the text from the user's searches. A blog at TechCrunch points out that AskEraser deletes only information from future Ask.com searches.
According to a Comscore report published in September, Ask.com accounted for 4.7 percent of U.S. search traffic in July and 4.5 percent in August.
Google and Yahoo have had user-privacy plans since March. Google deletes personal information within 18 months, and Yahoo does so within 13 months. Ask.com announced an 18-month policy in July.