Diffbot vs Proofy
A factual comparison of features, pricing, and capabilities.
Diffbot
Web data platform whose Knowledge Graph exports and enhances company and person entity records, alongside Extract, Crawl, Natural Language and Web Search APIs, all metered on one credit balance with a free tier and flat monthly plans.
Proofy
Proofy is an email verification service for bulk list cleaning and real-time single verification through an API, with SMTP, syntax, domain, disposable and accept-all detection. Credits are sold pay-as-you-go or by subscription, never expire, and unknown results are not charged.
Pricing comparison.
Monthly rates shown. Annual billing may offer discounts. Visit official sites for current pricing.
Feature comparison.
| Feature | Diffbot | Proofy |
|---|---|---|
| Extract | ||
| Crawl | ||
| Natural Language | ||
| Knowledge Graph | ||
| Web Search | ||
| LeadGraph | ||
| Knowledge Graph Enhance 1 entity record | ||
| Knowledge Graph Export 1 entity record | ||
| Bulk email verification | ||
| Single verification in real time | ||
| Email verifier API | ||
| Duplicate email remover | ||
| ISP detection | ||
| Disposable and temporary detection | ||
| Accept-all detection | ||
| Syntax validation | ||
| SMTP verification | ||
| Mailbox full detection |
Native integrations.
Diffbot
Proofy
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Information gathered from official sources and may change. Pricing and features last verified 9/4/2026. Please visit the official websites for the most current information.