AlsoAsked
4/5
Strong public usage proof from registered-user, search, and result counters plus recognizable customer logos.
The homepage showed 115,262 registered users, 10,266,677 user searches, 312,207,549 results, and logos including Tripadvisor, Lego, Deloitte, Gymshark, Nerdwallet, Oracle, Indeed, Ikea, Riverside, and KPMG.
Siteimprove SEO
4/5
First-party marketing materials indicate broad enterprise adoption, including a numeric claim of 2,000+ global companies.
The official demo page says Siteimprove is trusted by 2,000+ global companies: https://www.siteimprove.com/demo-request/