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Customer Support · head to head

Hiver vs Seamless.AI

Hiver logo

Hiver

Customer Support

Gmail-based help desk

From
Free
Free plan
Yes
Full reviewWebsite
Seamless.AI logo

Seamless.AI

CRM

Sales lead search engine for finding contact and company data

From
Free
Free plan
Yes
Full reviewWebsite

The short version

  • Each has a real cost: Hiver hiver tiers as captured 28 December 2023: Lite at $15/user/month capped at 2 shared inboxes (up to 10 users each), Pro at $39/user/month capped at 5 shared inboxes and 50 shared labels, Elite at $59/user/month, all annual pricing with higher month-to-month rates of $19/$49/$69; Seamless.AI pro and Enterprise pricing is not published and requires contacting sales.
  • They diverge on capability: Hiver covers Shared inbox, Seamless.AI covers Contact search.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Hiver and Seamless.AI actually diverge.

Attributes where Hiver and Seamless.AI differ
AttributeHiverSeamless.AI
Pricing modelsubscriptionfreemium
PlatformsWeb, Chrome-extensionweb, api
CategoryCustomer SupportCRM
Founded2011Unknown

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Hiver

  • Shared inbox
  • Email assignment
  • Collision detection
  • Email notes
  • Templates
  • Analytics
  • Gmail
  • Google Workspace

Only in Seamless.AI

  • Contact search
  • Real-time search engine
  • Job change alerts
  • Buyer intent data
  • CRM and API integrations
  • Enterprise security

What people use each for

The jobs each tool is most often brought in to do.

Hiver

  • Shared inbox managementnot Seamless.AI
  • Customer support via Gmailnot Seamless.AI
  • Team email collaborationnot Seamless.AI

Seamless.AI

  • B2B sales teams building prospecting listsnot Hiver
  • Finding verified emails and phone numbers for outreachnot Hiver
  • Tracking job changes among target contactsnot Hiver
  • Identifying accounts showing buyer intentnot Hiver

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Hiver

  • Hiver tiers as captured 28 December 2023: Lite at $15/user/month capped at 2 shared inboxes (up to 10 users each), Pro at $39/user/month capped at 5 shared inboxes and 50 shared labels, Elite at $59/user/month, all annual pricing with higher month-to-month rates of $19/$49/$69

Seamless.AI

  • Pro and Enterprise pricing is not published and requires contacting sales.
  • Free plan is limited to just 50 credits and a single user.
  • Data accuracy for contact details can vary and requires verification before outreach.
  • Credit-based usage model means heavy prospecting can exhaust allotments quickly.

Pricing, plan by plan

Hiver

Free
  • FreeFree
    • 2 users
    • Email management
    • Basic analytics
  • Lite$19/month
    • Unlimited users
    • Email templates
    • Notes & @mentions
  • Pro$49/month
    • CSAT surveys
    • SLA management
    • Custom reports
  • Elite$69/month
    • Round-robin
    • Skill-based routing
    • Okta SSO

Seamless.AI

Free
  • FreeFree
    • 1 user
    • 50 credits
    • Email and cell phone search
  • Pro$undefined/mo
    • Per-user pricing
    • Unlimited exports
    • Annual credit packages
  • Enterprise$undefined/mo
    • Unlimited users
    • Custom credit allotments
    • Dedicated success manager

Which should you pick?

Choose Hiver if

  • You need shared inbox.
  • You want to start without paying.
  • You work on Web, Chrome-extension.
  • You also want email assignment.
Hiver review

Choose Seamless.AI if

  • You need contact search.
  • You want to start without paying.
  • You work on web, api.
  • You also want real-time search engine.
Seamless.AI review

Questions people ask

Is Hiver or Seamless.AI better?
Neither clearly leads. Hiver starts at Free and Seamless.AI at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Hiver or Seamless.AI?
Hiver starts at Free and Seamless.AI at Free.
Does Hiver or Seamless.AI run on more platforms?
Hiver runs on Web, Chrome-extension. Seamless.AI runs on web, api.
Can I use Hiver for free?
Both have a free tier, so you can try either at no cost before committing.
What is Hiver best used for?
Hiver is most often used for shared inbox management, customer support via gmail, team email collaboration. Of those, shared inbox management and customer support via gmail are not what Seamless.AI is typically brought in for.
What can Hiver do that Seamless.AI cannot?
Hiver covers Shared inbox, Email assignment, Collision detection, Email notes. Seamless.AI covers Contact search, Real-time search engine, Job change alerts, Buyer intent data.

Answered from the vendors’ own pages

Seamless.AI: Is there a free plan, and what are its limits?

Yes, the Free plan includes 1 user and 50 credits, with access to email and cell phone search, real-time search, and API access.

Source
Seamless.AI: How is usage metered on Seamless.AI?

Seamless.AI uses a credit system where credits are consumed to research contact details; paid Pro plans start with larger annual credit packages than the Free plan.

Source
Seamless.AI: Does Seamless.AI have an API?

Yes, API access is included even on the Free plan, alongside export and integration capabilities on paid plans.

Source
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