Seamless.AI vs Wiza

Seamless.AI is a real-time search engine for B2B lead and contact prospecting, available on web, through an extension, and by API. It searches the public web to find and validate contact information; the listed contact database size is 1,300,000,000. Prospector uses dynamic filters to find verified emails and mobile phones for B2B buyers. Buyer Intent highlights prospects actively buying a product, while Job Changes tracks decision-makers changing jobs. CRM Enrich adds information to CRM records, and outreach features cover email, calls, and social channels, including email sending and an AI-powered phone dialer. The integrations page names Salesforce, HubSpot, Microsoft Dynamics, Outreach, Salesloft, Zoho CRM, and Pipedrive, with availability and capabilities varying by integration and plan. The free plan costs nothing for one user and 50 credits. Pro lists unlimited exports, while Enterprise lists unlimited users and exports; neither plan has a listed price. API key access is available on business plans, with eligibility and pricing details available from sales. The company says it refunds a credit automatically for an invalid email.

Wiza is a sales prospecting and engagement platform for finding verified email addresses and phone numbers. Its Prospect search covers more than 850 million contacts, with filters, saved searches, CSV export, and CRM sync. Records may include more than 40 data points, such as revenue, funding, and headcount, alongside work or personal emails, direct dials, and cell numbers. Wiza says it checks contact information against live sources when verification is requested instead of relying on cached data. A Chrome extension can find contact details and bulk-export prospects. The API supports enrichment with more than 50 data points and prospect search using more than 20 filters; API pricing is discussed by booking a call. Listed integrations include Salesforce, Outreach, HubSpot, Pipedrive, Zoho CRM, Salesloft, Attio, Gong Engage, Zapier, Clay, and Creatio, each labeled Alpha. The free plan includes 20 valid emails and 5 phone numbers; the homepage also advertises 25 free credits without a credit card. Starter costs $49 a month, billed monthly. Email is $83 a month billed at $990 per year, and Email + Phone is $166 a month billed at $1,990 per year.