Lusha and Seamless.AI both come up when people look for a way to find prospects and reach them. Here is how they compare on price, data, sending, channels and AI, using facts from each vendor’s own site, last checked October 1, 2026.
Short answer. Lusha is best for teams that mainly need accurate emails and direct phone numbers pushed into their CRM. Seamless.AI is best for sales teams that want a large contact search engine with dialing and are comfortable getting a custom quote.
At a glance
Pricing
| Lusha | Seamless.AI | |
|---|---|---|
| Starting price | Free plan, then from $49.90/month | Free plan; paid plans by quote |
| Free plan | Yes. $0 with 40 credits per month and 1 seat, no credit card required. | Yes. Free for up to 50 credits. |
| Trial | Not listed on its site | Not listed on its site |
| Plans | Free: $0 ($0) · 40 credits per month, 1 seat, no credit card required; verified emails and phones, basic and advanced filters, automated email sequences, call recordings and AI insights Starter: $49.90/month for 400 credits per month (monthly billing) ($37.45/month billed yearly for 4,800 credits per year) · 1 seat; lookalikes, bulk enrichment, AI assistant, 5 buying intent topics; API with strict rate limits Pro: $69.90/month for 600 credits per month (monthly billing) ($52.45/month billed yearly for 7,200 credits per year) · 2 free seats, API (strict rate limits), CSV enrichment, signals, webhooks; monthly credits roll over up to 2x Premium: $399.90/month for 3,400 credits per month (monthly billing) ($299.95/month billed yearly for 40,800 credits per year) · 5 free seats, API Advanced, team management, credit allocation, 5 buying intent topics with unlimited results; credits roll over up to 2x | Free: $0 · Up to 50 credits (homepage: 'Seamless.AI is free for up to 50 credits') Paid plans: custom · Prices not published; the pricing page asks how many contacts you need per month and offers custom pricing for unlimited users, bulk credits, prospector, job changes, buyer intent and enrichment |
Features side by side
| Lusha | Seamless.AI | |
|---|---|---|
| Lead data | Homepage states 525M+ verified contacts, 29M+ companies, 165M+ emails and 117M+ direct dials. Email = 1 credit, phone number = 5 credits. | Homepage states 1.8B+ verified business emails and 414M+ phone numbers, found by a real-time search engine; 100% credit-back guarantee for invalid emails. |
| Warm-up | Not listed on its site | Emailing page says you can connect your email and warm your inbox safely. |
| Sending inboxes | Not listed on its site | Not listed on its site |
| Chrome extension works on LinkedIn, CRMs, any website and Gmail; no LinkedIn outreach automation mentioned. | Chrome extension pulls contact data on LinkedIn; Pitch Intelligence drafts personalized DMs and comments. No LinkedIn automation described. | |
| Calls, SMS, WhatsApp | Call recordings and AI insights (conversation intelligence, 8 credits per recorded call). No dialer, SMS or WhatsApp mentioned. | Calling (Seamless Connect): click-to-call, power and parallel dialing, voicemail drops, local presence, call recording; available on specific plans or as add-ons, telephony usage typically extra. SMS and WhatsApp not mentioned. |
| AI writing | Lusha Engage includes an AI email assistant for sequences, available to all users at no extra charge. | AI-powered writing and templates for emails; Pitch Intelligence; AI Assistant and AI agents. |
| Replies / inbox | Not listed on its site | Not listed on its site |
| CRM | Native apps for Salesforce, HubSpot, monday CRM, Zoho, Pipedrive and Bullhorn; Clay, Make, n8n and Zapier. | Salesforce, HubSpot, Microsoft Dynamics, Zoho, Keap, Pipedrive, Insightly, Close, Copper, Cloze, Sugar, Freshsales; access depends on plan and usage may consume credits. |
| API | API on paid plans (strict rate limits on Starter and Pro), API Advanced on Premium; MCP server for Claude and ChatGPT. | API offered for automation, enrichment and campaigns; MCP and Claude / ChatGPT integrations listed. |
| Agencies | Not listed on its site | Not listed on its site |
Facts from each vendor’s own pricing and product pages, last checked October 1, 2026: Lusha, Seamless.AI. Prices change often, so check before you buy.
Where Lusha stands out
- Large contact database with direct dials (117M+ stated)
- Permanent free plan with 40 credits per month
- Native integrations with major CRMs and an MCP server for AI assistants
- Buying signals and intent topics on paid plans
- Lists GDPR, CCPA, SOC 2 and ISO certifications
Limitations
- Phone numbers cost 5 credits each
- Email sequences (Lusha Engage) capped at 1,000 emails a day; no warm-up or inbox rotation mentioned
- No LinkedIn automation, dialer, SMS or WhatsApp mentioned
- API on Starter and Pro has strict rate limits
Where Seamless.AI stands out
- Very large stated data coverage (1.8B+ emails, 414M+ phone numbers)
- Free account with 50 credits
- Credit-back guarantee for invalid emails
- Long list of native CRM integrations
- Calling, emailing, buyer intent and job change tracking in one platform
Limitations
- No prices published; paid plans require a quote
- Calling features are plan-specific or add-ons and telephony minutes typically cost extra
- Integration access depends on plan and usage can consume credits
- No LinkedIn automation, SMS or WhatsApp mentioned
And if you don’t have a list yet?
Both tools expect you to decide who to contact. If you sell to small or local businesses, or you want the targeting and the writing done for you, LeadGen.tools reads your website, finds the companies and the person who decides at each one, and writes a different email for every prospect. Free plan, no card.
FAQ
Is Lusha cheaper than Seamless.AI?
By listed starting price: Lusha free plan, then from $49.90/month, Seamless.AI free plan; paid plans by quote. Limits per plan differ, so compare what each plan includes.
Does Lusha or Seamless.AI have a free plan?
Lusha: Yes. $0 with 40 credits per month and 1 seat, no credit card required.. Seamless.AI: Yes. Free for up to 50 credits..
What is the main difference between Lusha and Seamless.AI?
They differ most on: warm-up. Lusha is best for teams that mainly need accurate emails and direct phone numbers pushed into their CRM. Seamless.AI is best for sales teams that want a large contact search engine with dialing and are comfortable getting a custom quote.
Related comparisons
See it on your own business. Paste your website and watch LeadGen.tools find your best customers, the person who decides at each one, and write the emails. Free, no card. Analyze your website →