Best Seamless.AI Alternatives in 2026
Looking for alternatives to Seamless.AI? Compare the top data enrichment tools by pricing, meter, features, and integrations.
The best Seamless AI alternatives are the ones that publish a price: Apollo.io from $49 a seat billed annually, Lusha from $37.45 a month billed yearly, and Lead411 at $49 a month for 1,000 exports. Seamless.AI lists a free plan with 50 credits and quotes its paid tiers, though one credit covers the phone and the email.
Key takeaways
- Seamless.AI's pricing page lists a Free plan with 1 user and 50 credits and sends both Pro and Enterprise to sales, so no paid price is published.
- The Seamless.AI FAQ says Pro plans start off at 10,000 annual credits, and its Pro card states that 1 credit covers the phone and the email.
- Alternatives that print an entry price include Apollo.io at $49 a seat, Lusha at $37.45 a month billed yearly, Lead411 and Adapt.io at $49, UpLead at $99 and Clay from $185.
- Illustratively, 10,000 Seamless.AI credits cover 10,000 contacts with a phone, against 3,333 on an Apollo.io Basic seat and 800 on Lusha Starter.
Reviewed and updated September 18, 2026
Seamless AI alternatives get shortlisted for a reason that has little to do with the data: the Seamless.AI pricing page fetched for this article shows no paid price. It lists a free plan with 1 user and 50 credits, and sends both Pro and Enterprise to a sales call. A buyer who needs a number for a budget line has to go elsewhere to find one, and several of the tools below print theirs on the page.
Seamless AI Alternatives: The Short Answer
The strongest Seamless.AI alternatives are the ones that publish a price: Apollo.io from $49 a seat billed annually, Lusha from $37.45 a month billed yearly, and Lead411 at $49 a month for 1,000 exports. Seamless.AI lists a free plan with 50 credits and quotes everything above it. Stay if phone numbers drive your outreach, because one Seamless.AI credit covers the phone and the email.
Why Consider Alternatives to Seamless.AI
Seamless.AI is an AI-powered sales lead platform built around a real-time contact search engine. Its pricing page lists three plans. Free is 1 user with 50 credits. Pro is priced per user through sales, with unlimited exports and annual credit packages. Enterprise covers unlimited users on custom packages, also through sales. The page's FAQ adds one number: Pro plans start off at 10,000 annual credits.
There is no entry price to compare. The page invites you to get special pricing for unlimited users, bulk credits, prospector, job changes, buyer intent and enrichment, which tells you those are priced in the conversation rather than in a tier. Credits come in annual packages, so the commitment is a year before the rate is known.
A paid price on the page
- Apollo.io $49 a seat, billed annually
- Lusha $37.45 a month, billed yearly
- Lead411 $49 a month for 1,000 exports
- Adapt.io $49 a month for 500 email credits
- UpLead $99 a month for 170 credits
- Clay from $185 a month
Quoted, or not readable
- Seamless.AI Pro and Enterprise: contact sales
- Cognism Standard and Pro: quoted
- ZoomInfo and Datanyze pricing pages returned HTTP 403
- ContactOut prices load by script
What a Seamless.AI credit buys. This is the part worth weighing before you leave. The Pro card states that 1 credit covers the phone and the email. Apollo.io charges 1 credit for the email and 8 for the phone, Lusha 1 and 5, and LeadIQ 1 and 10. A phone-heavy team gets more contacts out of a Seamless.AI credit than out of any of those.
Top Seamless.AI Alternatives
1. Apollo.io
Starting Price: Free | Website: apollo.io
All-in-one sales intelligence platform with 240M+ contacts, AI-powered campaigns, and built-in email sequencing.
Key Advantages over Seamless.AI:
- Lists on its own pages: 240M+ contacts database, 30M+ companies, AI-powered multichannel campaigns
Considerations:
- Priced per seat, and a phone number costs 8 credits against 1 for an email
Notable Features: 240M+ contacts database, 30M+ companies, AI-powered multichannel campaigns, Email deliverability guardrails, Anonymous visitor identification
Integrations: Salesforce, HubSpot, Outreach, SalesLoft, Marketo, SendGrid, LinkedIn
2. UpLead
Starting Price: 7-day free trial with 5 credits, then $99/mo | Website: uplead.com
B2B prospecting platform with 95%+ data accuracy guarantee, real-time email verification, and 200M+ leads.
Key Advantages over Seamless.AI:
- Broader integration ecosystem (8 vs 7 integrations)
Considerations:
- The entry plan holds 170 credits a month, and one credit is one contact
Notable Features: 200M+ leads, 95%+ data accuracy guarantee, Real-time email verification, 50+ search filters, Technographics for 16,000+ technologies
Integrations: Salesforce, HubSpot, Zoho CRM, Pipedrive, Microsoft Dynamics 365, Outreach, SalesLoft, Zapier
3. RocketReach
Starting Price: Free account with 5 lookups, paid plans published | Website: rocketreach.co
Global contact and company search platform with 700M+ profiles, verified emails, direct dials, and org chart intelligence.
Key Advantages over Seamless.AI:
- Lists on its own pages: 700M+ professional profiles, Verified email addresses and phone numbers, Advanced people and company search
Considerations:
- Its pricing page served GBP to the fetch behind this page, so check the currency you will be billed in
Notable Features: 700M+ professional profiles, Verified email addresses and phone numbers, Advanced people and company search, Chrome and Edge browser extensions, Built-in email verification
Integrations: Salesforce, HubSpot, Outreach, SalesLoft, Bullhorn, Zapier
4. Adapt.io
Starting Price: Free | Website: adapt.io
B2B lead intelligence platform with 250M+ contacts, Prospector Chrome extension, and data enrichment with 50+ attributes.
Key Advantages over Seamless.AI:
- Lists on its own pages: 250M+ business contacts, 10M+ company profiles, Prospector Chrome extension
Considerations:
- Its pricing page starts phone credits on the $99 Basic plan, and its $49 Starter plan carries email credits only
Notable Features: 250M+ business contacts, 10M+ company profiles, Prospector Chrome extension, Data enrichment with 50+ attributes, Lead builder with advanced filters
Integrations: Salesforce, HubSpot, Zoho CRM, Marketo, Outreach, Zapier
5. LeadIQ
Starting Price: Free | Website: leadiq.com
B2B prospecting platform with AI-powered email personalization (Scribe), champion tracking, and one-click CRM capture.
Key Advantages over Seamless.AI:
- Broader integration ecosystem (8 vs 7 integrations)
Considerations:
- A phone number costs 10 credits against 1 for an email, and the Pro price moves with a credit slider
Notable Features: Scribe AI email personalization, Champion tracking for job changes, One-click CRM capture, Verified work emails and mobile numbers, Account and contact discovery
Integrations: Salesforce, HubSpot, Outreach, SalesLoft, Gong, LinkedIn Sales Navigator, Gmail, Zapier
6. ZoomInfo
Starting Price: Not verifiable (pricing page returned HTTP 403) | Website: zoominfo.com
Enterprise B2B database with 260M+ professional profiles, intent data, and comprehensive company intelligence.
Key Advantages over Seamless.AI:
- Lists on its own pages: 260M+ published professional profiles, 100M+ company profiles, 150M+ direct emails
Considerations:
- Its pricing page returned HTTP 403 to the fetch behind this page, so every ZoomInfo figure here is carried unverified
Notable Features: 260M+ published professional profiles, 100M+ company profiles, 150M+ direct emails, 135M+ verified phone numbers, 65M+ direct dials
Integrations: Salesforce, HubSpot, Microsoft Dynamics 365, Marketo, Outreach, SalesLoft
7. Clay
Starting Price: $185/mo, or $167/mo billed annually | Website: clay.com
Data enrichment and workflow automation platform with 150+ integrations and AI-powered enrichment (Claygent).
Key Advantages over Seamless.AI:
- Broader integration ecosystem (14 vs 7 integrations)
Considerations:
- It runs two meters, actions and data credits, and holds no contact database of its own
Notable Features: 150+ data provider integrations, AI-powered enrichment (Claygent), Unlimited users on all plans, Credit rollover, Workflow automation
Integrations: Salesforce, HubSpot, Pipedrive, Close, Apollo.io, Clearbit, ZoomInfo, Lemlist, and 6 more
8. Lusha
Starting Price: Free (paid from $37.45/mo billed yearly) | Website: lusha.com
B2B contact database with browser extension for LinkedIn prospecting, CSV enrichment, and intent signals.
Key Advantages over Seamless.AI:
- Broader integration ecosystem (12 vs 7 integrations)
Considerations:
- A phone number costs 5 credits against 1 for an email, and yearly plans grant the credits upfront
Notable Features: Browser extension for LinkedIn, CSV enrichment, Bulk contact reveal, Intent signal alerts, Technology stack data
Integrations: Gmail, Outlook, Salesforce, HubSpot, Outreach, Microsoft Dynamics 365, Pipedrive, SalesLoft, and 4 more
9. ContactOut
Starting Price: Free to sign up (paid prices load by script) | Website: contactout.com
Email and phone finder with a professional profile database, LinkedIn-focused browser extension, and AI-powered email campaigns.
Key Advantages over Seamless.AI:
- Broader integration ecosystem (8 vs 7 integrations)
Considerations:
- Its pricing page fills in prices with a script, so the fetch behind this page could not read them
Notable Features: Professional profile database, Browser extension for LinkedIn, Email campaigns, AI email writer, Data enrichment
Integrations: Salesforce, HubSpot, Greenhouse, Lever, Bullhorn, Zapier, Gmail, Outlook
10. SignalHire
Starting Price: Free | Website: signalhire.com
Real-time verified contact finder with browser extension for LinkedIn, Facebook, and Twitter, plus team collaboration features.
Key Advantages over Seamless.AI:
- Lists on its own pages: Real-time verified contact data, Browser extension for LinkedIn, Facebook, Twitter, Unlimited users on all plans
Considerations:
- Its pricing page sells emails and phones as separate plans
Notable Features: Real-time verified contact data, Browser extension for LinkedIn, Facebook, Twitter, Unlimited users on all plans, Team management and collaboration, CSV export
Integrations: Salesforce, HubSpot, Greenhouse, Lever, Zapier, Gmail, Outlook
11. Datanyze
Starting Price: Not verifiable (pricing page returned HTTP 403) | Website: datanyze.com
B2B contact and company data platform (by ZoomInfo) specializing in technographic data and affordable prospecting for SMBs.
Key Advantages over Seamless.AI:
- Lists on its own pages: Technographic data and insights, Chrome extension for LinkedIn, Direct email and phone lookups
Considerations:
- Its pricing page returned HTTP 403 to the fetch behind this page, so every Datanyze figure here is carried unverified
Notable Features: Technographic data and insights, Chrome extension for LinkedIn, Direct email and phone lookups, Company and contact profiles, Icebreaker conversation starters
Integrations: Google Chrome, Salesforce, HubSpot
12. Clearbit
Starting Price: Retired into HubSpot, no published price | Website: clearbit.com
B2B data enrichment platform (now Breeze Intelligence by HubSpot) with real-time enrichment and visitor identification.
Key Advantages over Seamless.AI:
- Lists on its own pages: Global data coverage, Lead, contact, and account enrichment, Real-time lead scoring and routing
Considerations:
- There is no standalone plan to buy: its site reads that Clearbit has joined HubSpot
Notable Features: Global data coverage, Lead, contact, and account enrichment, Real-time lead scoring and routing, IP intelligence for visitor identification, Dynamic form shortening
Integrations: HubSpot, Segment, Marketo, Salesforce
13. Lead411
Starting Price: $49/mo (Spark, 1,000 exports a month) | Website: lead411.com
B2B lead intelligence platform with verified emails, direct dials, growth intent data, and unlimited search capabilities.
Key Advantages over Seamless.AI:
- Broader integration ecosystem (8 vs 7 integrations)
Considerations:
- It meters exports rather than credits, and buyer intent data is sold on annual subscriptions
Notable Features: Verified emails and direct dials, Bombora intent data, Growth intent signals, Unlimited email views, Chrome extension for LinkedIn
Integrations: Salesforce, HubSpot, Zoho CRM, Pipedrive, Outreach, SalesLoft, Zapier, Make
14. Cognism
Starting Price: Quoted, no published price | Website: cognism.com
Premium B2B sales intelligence platform with GDPR-compliant data, phone-verified Diamond Data contacts, and intent signals.
Key Advantages over Seamless.AI:
- Broader integration ecosystem (8 vs 7 integrations)
Considerations:
- No price is published: Standard and Pro packages are quoted, each with 5 seats included
Notable Features: Diamond Data phone-verified contacts, GDPR and CCPA compliant data, Intent data powered by Bombora, Technographic data, Job change and funding alerts
Teams weighing phone verified data against a free real time search engine will find a detailed Cognism versus Seamless.AI breakdown useful for narrowing the decision.
Since some teams pair enrichment with a CRM rather than swap one tool for another, the Close and Seamless.AI comparison clarifies why both often belong in the stack together.
Integrations: Salesforce, HubSpot, Outreach, SalesLoft, Pipedrive, Microsoft Dynamics 365, Bullhorn, Zapier
Quick Comparison Table
Seamless AI competitors are listed below with the entry price and meter each vendor's own page states, or a plain note that the page could not be read.
| Alternative | Entry price and meter | Switch from Seamless.AI when |
|---|---|---|
| Apollo.io | Free, then $49 a seat billed annually. Email 1 credit, phone 8 | You need a published per-seat price and sending included |
| UpLead | 7-day trial, then $99 a month for 170 credits | You want one credit per contact, mobile included, at a printed rate |
| RocketReach | Free account with 5 lookups. Paid plans published | You mostly need email lookups from a browser |
| Adapt.io | Free, then $49 a month for 500 email credits | You want a $49 plan with a free tier underneath it |
| LeadIQ | Free with 50 credits. Email 1 credit, phone 10 | Your reps capture contacts one at a time, mostly email |
| ZoomInfo | Not readable: HTTP 403 | You need enterprise depth and accept another quote |
| Clay | Free, then $185 a month. Actions and data credits | One database keeps missing your market |
| Lusha | Free, then $37.45 billed yearly. Email 1, phone 5 | You want every tier published and a free plan |
| ContactOut | Not readable: prices load by script | Your sourcing starts from LinkedIn profiles |
| SignalHire | Free plan. Emails and phones sold separately | You buy emails and phones separately |
| Datanyze | Not readable: HTTP 403 | Technographic data is the requirement |
| Clearbit | No plan: has joined HubSpot | You already run HubSpot |
| Lead411 | $49 a month for 1,000 exports | You export in bulk at a printed $49, dial included |
| Cognism | Quoted. Standard and Pro, 5 seats each | Compliance decides the purchase and a quote is acceptable |
How to Choose the Right Alternative
Decide whether you need a printed price. If finance wants a number before a call, the published tools are the shortlist. If you can take a quote, keep Seamless.AI in the comparison and ask what the 10,000 annual credits cost.
Then count phone numbers. The arithmetic here is illustrative and compares yearly allowances, because Seamless.AI's price is unknown. Its Pro floor of 10,000 credits is 10,000 contacts with a phone. Apollo.io's Basic grants 30,000 credits a seat a year, which is 3,333 such contacts at 9 credits each. Lusha's Starter holds 4,800 credits, or 800 at 6 each. LeadIQ's Pro loads at 2,400 credits a year, or 218 at 11 each. UpLead's yearly Essentials is 2,040 contacts, and Lead411's yearly Spark is 12,000 exports with the dial included.
Migration notes. Seamless.AI sells credits in annual packages, so time a move to the renewal and spend down what is left. Export your lists while the account is live. Re-verify older addresses before they go into a campaign, because we send one message per campaign with no bumps and a bounced address never gets a second attempt.
Final Recommendation
There is no single best Seamless.AI alternative for every team. If you need a printed price, start with Apollo.io, Lusha and Lead411, which all publish one and two of which list a free plan. If phone numbers drive your outreach, get the Seamless.AI quote before leaving, because a credit that covers the phone and the email is rare on this page. Run the same 50 target accounts through each free plan first.
Related Reading
- Apollo.io vs Seamless.AI: Data Enrichment Tool Comparison
- Clay vs Seamless.AI: Data Enrichment Tool Comparison
- Lusha vs Seamless.AI: Data Enrichment Tool Comparison
If you would rather have this run for you, RevenueFlow books qualified meetings on a pay-per-meeting basis and publishes client results.
Pricing and features are taken from the vendors' own pages. Verify current terms with the vendor before relying on them.
Frequently asked questions.
Frequently asked questions- What are the best Seamless AI alternatives?
- Apollo.io, Lusha and Lead411 are the closest alternatives that publish a price. Apollo.io lists Basic at $49 a seat billed annually with a free plan, Lusha lists Starter at $37.45 a month billed yearly with a free plan, and Lead411 lists Spark at $49 a month for 1,000 exports. Clay suits teams that need several data sources.
- Who are Seamless AI's competitors?
- Seamless AI competitors are the other B2B contact databases and finders: Apollo.io, Lusha, UpLead, Lead411, LeadIQ, RocketReach, Adapt.io, ZoomInfo and Cognism, with Clay competing as an orchestration layer across providers. The sharpest differences are whether a paid price is published and how many credits a phone number costs.
- How much does Seamless.AI cost?
- Seamless.AI does not publish a paid price. Its pricing page lists a Free plan with 1 user and 50 credits, a Pro plan sold per user through sales with annual credit packages, and an Enterprise plan for unlimited users on custom packages. The page's FAQ says Pro plans start off at 10,000 annual credits.
- Is there a free alternative to Seamless.AI?
- Yes. Seamless.AI's own free plan gives 50 credits, and several alternatives list one too. Apollo.io grants 900 credits per seat a year, Lusha gives 40 credits a month, LeadIQ gives 50 credits and Adapt.io gives 25 email credits. UpLead and Lead411 offer 7-day trials with 5 credits and 50 exports.
About the author.
Tim Carden is CMO / CTO at RevenueFlow, which builds and operates outbound revenue engines for B2B companies. Studied at McGill University.
Tim Carden · CMO / CTO
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