Free and open first
Best B2B Contact Data Providers in 2026 — page 2
- 77 apps
- Research read 28 Sept 2026
- How the order is worked out
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Findymail
by FindymailFree plan APIExtensionWebFindymail combines email verification with lead discovery, phone data, and CRM cleanup workflows. Check its EU phone-data limitation and credit rules against your prospecting needs.
7.0 Visit site - 30
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Persana AI
Free plan WebPersana AI combined prospecting data, AI research, and outreach features, but it is no longer available: the platform sunset on May 2, 2026.
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Datanyze
Free plan ExtensionWebDatanyze combines contact reveals, company information, and list exports in a Chrome-only workflow. Check the trial’s access restriction and credit allowances before choosing a plan.
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GetEmail.io
by GetEmail.ioFree plan APIExtensionWebChoose GetEmail.io if you need name-and-domain email lookup, verification, or CSV bulk search, with extension and API options.
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LeadGibbon
by LeadGibbonFree plan APIExtensionWebLeadGibbon combines contact search, CSV enrichment, verification, exports, and email sending with API access.
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The Official Board
by The Official BoardFree plan APIWebChoose The Official Board for leadership charts, executive change alerts, or structured company and executive data, particularly when API or tailored enterprise delivery is useful.
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Anymail Finder
by Anymail FinderFree plan APIExtensionWebAnymail Finder offers several search routes and charges credits based on verification outcomes and email type.
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Factors.ai
by Factors.aiFree plan APIWebFactors.ai focuses on account-level marketing signals, engagement, and attribution, with CRM and advertising integrations.
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OpenCorporates
by OpenCorporatesFree plan APIWebOpenCorporates combines a broad company dataset with API, bulk delivery and OpenRefine reconciliation options.
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Zauba Corp
Free plan WebChoose Zauba Corp if your work involves researching incorporated companies in India and the Free plan's coverage meets your needs.
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LinkedIn Sales Navigator
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Vainu
Free trial APILinuxMac+2Vainu combines broad Nordic company coverage with CRM, API, and file-delivery options.
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Demandbase
by DemandbaseFree trial APIExtensionWebDemandbase combines account intelligence, marketing and sales capabilities for B2B go-to-market teams.
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Ocean.io
by Ocean.ioFree trial APIExtensionWebOcean.io centers on lookalike company discovery based on closed-won deals, with research, signals, integrations, and API access.
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Albacross
Free trial APIExtensionWebChoose Albacross if your sales or marketing team wants to identify visiting companies, prioritize intent, and coordinate contact discovery with outreach.
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