PublicWWW vs Similarweb Digital Data

PublicWWW is a web and API search service for locating alphanumeric snippets, signatures, or keywords in HTML, JavaScript, CSS, and plain text. Queries support exact phrases, multiple terms, alternatives, exclusions, depth, site and IP filters, and regular expressions. Results are ordered by website popularity and usually appear within a few seconds. The homepage reports 969,312,480 indexed pages as of October 7, 2026. Free access reveals sites in the top 1,000,000; registration opens results from the top 3,000,000, while remaining results require payment. The Free plan costs nothing and allows 1,000 rows per search, a 100-row cluster, and 20 rows with snippets. Business costs $199 a month and Enterprise $499 a month, with larger limits. CSV downloads are available, and the paid-key API returns JSON, XML, CSV, TSV, NDJSON, or plain text. Signed-in users can save, combine, filter, and download domain clusters.

Similarweb Digital Data has no write-up on Specifiction yet; its figures are above.