Tomba vs Seamless.AI
Choose Tomba if your main job is finding and verifying contact details in bulk; choose Seamless.AI if your sales team also wants prospecting signals and outreach tools in the same platform. Both vendors offer B2B email and phone discovery, a free way to start, and CRM integrations. The clearest differences are Seamless.AI’s built-in engagement features and Tomba’s published paid prices and separate email-verification allowance.
Last updated October 26, 2026.
At a glance
| Dimension | Tomba | Seamless.AI |
|---|---|---|
| Built-in outreach | NA | Email campaigns, calling, and tasks through Connect |
| Dedicated email verification | Email verifier and bulk verification | Verified contact results; standalone verifier not published |
| Buyer signals | Company and technology data | Buyer intent and job-change filters |
| Paid pricing | Basic $49/month; Growth $89/month | Paid prices not published; contact sales |
| Free allowance | 25 search credits every 30 days | 50 credits for one user |
| Paid credit limits | Basic: 2,500 searches and 2,500 verifications monthly | Pro starts at 10,000 annual credits |
| Billing commitment | Monthly or yearly subscriptions; credit packs | Annual subscriptions; monthly or annual billing |
| Bulk processing | CSV jobs for finding, verification, and enrichment | Bulk credits available |
| Developer access | REST API, SDKs, and webhooks | API access; plan eligibility varies |
| Integrations | HubSpot, Pipedrive, Zapier, Make, and n8n | Salesforce, HubSpot, Outreach, Salesloft, and Zapier |
| Where it works | Web app, browser extensions, Sheets, Excel, and Android | Web platform and Chrome extension |
Scroll the table sideways to compare each row.
Which should you choose?
Choose Tomba if
- Teams finding and verifying work emails in bulk
- Buyers who need published monthly plan prices
- Developers using an API, SDKs, or webhooks
- Teams working in Google Sheets or Excel
Choose Seamless.AI if
- Sales teams seeking built-in email and calling tools
- Reps using buyer intent and job-change signals
- Teams building prospect lists and engaging them in one workspace
- Buyers connecting prospecting to sales engagement tools
The verdict
Tomba is the better fit when you need a dedicated email-finding and verification workflow, bulk CSV processing, or a published monthly price before signing up. Seamless.AI is the better fit when reps want contact discovery alongside buyer intent, job-change filters, email campaigns, calling, and task management. The deciding factor is whether you need contact data and verification primarily, or a broader prospecting-to-outreach workflow; ask Seamless.AI for a paid-plan quote before comparing total cost.
Tomba vs Seamless.AI: common questions
- Is this comparison worth publishing?
- Yes. Tomba and Seamless.AI both offer B2B contact discovery and currently offer sign-up or sales-assisted purchasing. They overlap on email and phone prospecting, though Seamless.AI also offers built-in outreach tools.
- Which should I choose for email verification?
- Tomba is the clearer fit for verifying an existing email list: it publishes a dedicated verifier, bulk verification, and separate verification allowances on paid plans. Seamless.AI describes verified contact results but does not publish a comparable standalone verifier.
- Can I send outreach from either product?
- Seamless.AI publishes built-in email campaigns, calling, and tasks through Connect. Tomba publishes contact discovery and data-delivery tools, but does not publish a comparable built-in outreach workflow.
- How do their free offerings compare?
- Tomba publishes 25 search credits every 30 days on its free plan. Seamless.AI publishes 50 credits for one free user; it does not state that those 50 credits renew monthly.
- What do paid plans cost?
- Tomba lists Basic at $49 per month and Growth at $89 per month when billed monthly. Seamless.AI does not publish a paid-plan dollar price and directs buyers to its sales team.
- Do both offer an API?
- Yes. Tomba publishes REST API access, SDKs, and webhooks. Seamless.AI offers an API, but says access and eligibility depend on the plan; buyers should confirm the terms in a quote.
- Do they integrate with CRMs?
- Yes. Tomba lists integrations including HubSpot and Pipedrive. Seamless.AI lists Salesforce, HubSpot, Microsoft Dynamics, Pipedrive, and Zoho CRM; integration capabilities and availability can vary by plan.
- Are paid subscriptions month to month?
- Tomba offers monthly subscriptions and one-off credit packs. Seamless.AI’s published terms say paid subscriptions are annual, with either monthly or annual billing cycles.