4-Tell
79 websites

4-Tell offers both free and paid options

https://get4tell.com/

4-Tell empowers merchants to build meaningful customer relationships and increase revenue by providing a Smart Commerce℠ Platform and the "Your Store Experience" that enables the delivery and optimization of powerful customer shopping exper...

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Certona
927 websites

Certona is free to use

http://www.certona.com

San Diego-based Certona Corporation provides automated optimization and personalization solutions for multi-channel retailers. Their vision is to automatically optimize and personalize the entire visitor experience for each individual, a...

Market Share by Top Websites

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

2 In terms of market share, 4-Tell is clearly lagging behind, losing to Certona in all segments.

Websites Categories

1 Certona has better usage coverage in more websites categories. Including Lifestyle, Sports, E-commerce & Shopping, Home & Garden and 18 other categories.

2 4-Tell hasn't got a lead over Certona in any websites category.

Geography

1 Certona is leading in most countries, including United States, Canada, Germany, Japan and 57 other countries.

2 4-Tell hasn't got a lead over Certona in any country.