Proof
3,690 websites

Proof offers both free and paid options

https://useproof.com/

Proof adds notifications to the bottom of web pages showing off recent customer activity. Assuming that when visitors see that others are buying they are statistically more likely to convert as well.

VS

Quantum Metric
3,859 websites

Quantum Metric costs money

https://www.quantummetric.com/

Quantum Metric provides the ability to understand and prioritize aggregate level statistics in real-time while also enabling drill down to every individual user experience.

Market Share by Top Websites

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

2 In terms of market share, Proof is clearly lagging behind, losing to Quantum Metric in all segments.

Websites Categories

1 Quantum Metric has better usage coverage in more websites categories. Including Finance, Computers Electronics & Technology, Lifestyle, Travel & Tourism and 12 other categories.

2 Proof is leading in Business & Consumer Services, Health, Community & Society, Arts & Entertainment and 4 other categories.

Geography

1 Proof is leading in most countries, including United States, Canada, Australia, India and 62 other countries.

2 Quantum Metric is leading in United Kingdom, Germany, Spain, United Arab Emirates and 43 other countries.