Coresignal vs Proofy
A factual comparison of features, pricing, and capabilities.
Coresignal
B2B web data provider serving company, employee and job posting records through search and enrichment APIs, a natural language agentic search API, and bulk datasets.
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 | Coresignal | Proofy |
|---|---|---|
| Multi-source endpoints | ||
| Agentic Search API | ||
| Elasticsearch DSL | ||
| Webhooks | ||
| Search preview | ||
| Contact Enrichment API | ||
| 3-month credit rollover | ||
| Dedicated account manager support | ||
| 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.
Coresignal
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.