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The Seamless.AI alternative with sending built in

Seamless.AI is a real-time contact search engine that finds emails and phone numbers, sold mostly through annual sales-led contracts. Sendsets gives you verified B2B contacts and the mailboxes to reach them for one monthly price, with no annual contract.

About $147 per user a month, billed yearlySeamless.AI entry price
$29/moSendsets entry price
420M+B2B contacts

The short answer

Pick Sendsets if you want verified contacts, email verification and cold email sending in one tool, on a monthly plan from $29.

Stay on Seamless.AI if your reps live in the browser extension and use the daily credit volume of the Pro tier.

Why teams look for a Seamless.AI alternative

No public price
Only the free tier is listed. Buyer reports put Basic around $147 per user a month on a yearly bill, and Pro and Enterprise are quoted.
Auto-renewing annual contracts
Reviews often mention renewals and cancellation terms. Read the contract before signing.
Unused credits expire
Monthly credits on the lower tiers do not carry over.

Sendsets vs Seamless.AI

SendsetsSeamless.AI
What it isB2B contact data, email verification and cold email sending in one tool, priced as a flat monthly plana real-time contact search engine that finds emails and phone numbers, sold mostly through annual sales-led contracts
Pricing modelFlat monthly plan with a lead allowance; no per-seat pricingCredits per seat; paid plans are quote only
Cheapest paid entry$29 a monthAbout $147 per user a month, billed yearly (reported, Basic)
Free optionFree search and preview before you pay50 credits, once
ContractMonthly, cancel anytimeAnnual, renews automatically
SeatsUnlimited plan includes 5 team membersPer seat; Pro is reported to need several licences

Where Seamless.AI is stronger

  • Real-time search across the web for emails and direct dials
  • Browser extension for LinkedIn and company sites
  • Large daily credit allowances on the higher tiers

What you get with Sendsets

  • 420M+ B2B contacts with work emails and phone numbers, searchable by job title, industry, company size and location. See the full breakdown of the data.
  • Verification before you send. Emails get a live SMTP check with catch-all detection, so a stale address does not bounce and hurt your sender reputation (how verification works).
  • Sending in the same tool. Connect mailboxes, warm them up and run sequences without a second subscription (cold email).
  • One flat monthly price. No annual contract and no per-seat fee on top.

What Sendsets does not have: intent data, a built-in dialer or org charts. If those are central to how your team sells, weigh that before switching.

Sendsets plans

Flat monthly prices, billed monthly, cancel anytime.

  • Starter$29/month

    1,000 verified B2B leads, 1,000 email sends per month, one connected mail account.

  • Plus$199/month

    10,000 lead scrapes and 300,000 email sends per month, 10,000 verified B2B leads, up to 10 mail accounts.

  • Unlimited$299/month

    Unlimited lead scraping and email sends, built-in CRM, 5 team members, 70,000 B2B lead credits.

How to switch from Seamless.AI

  1. Export the lists and records you still use from Seamless.AI as a CSV before your renewal date.
  2. Upload the CSV to Sendsets. Each email is re-verified and missing fields are filled where we have them.
  3. Rebuild your saved searches with title, industry, company size and location filters.
  4. Connect your sending mailboxes and let them warm up before the first campaign.
  5. Launch to a small segment first, check bounces and replies, then scale.

Try Sendsets instead of Seamless.AI

Search 420M+ verified contacts and email them from the same place, from $29 a month.

Start with Sendsets

Seamless.AI alternative FAQ

What is the best Seamless.AI alternative?

It depends on what you use Seamless.AI for. If you need verified emails for a defined list of companies and want to email them from the same tool, Sendsets covers that from $29 a month. If you depend on real-time search across the web for emails and direct dials, Seamless.AI may still be the better fit.

How much does Seamless.AI cost?

About $147 per user a month, billed yearly (reported, Basic). Seamless.AI lists only its free tier publicly. Paid figures are from buyer reports.

Is there a free Seamless.AI alternative?

Seamless.AI's own free option is: 50 credits, once. Free tiers across this category are small, usually tens of contacts a month, which is enough to test data quality but not to run a campaign.

Can I bring my Seamless.AI lists into Sendsets?

Yes. Export your saved lists or CRM records as a CSV, upload them to Sendsets to verify and fill missing fields, then rebuild your saved searches with the same title, industry, size and location filters.

Does Sendsets have intent data?

No. Sendsets focuses on verified contact data and sending. Teams that buy on intent signals usually keep a dedicated intent provider alongside it.

Other comparisons

Figures checked October 2026. Seamless.AI lists only its free tier publicly. Paid figures are from buyer reports. Sources: