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9 Best Alternatives to Seamless.ai: Features and Pricing

9 Best Alternatives to Seamless.ai: Features and Pricing
Apr 2, 2025
By:
Joshua Schiefelbein

Explore the features, pros, and cons for some of the top alternatives to Seamless.ai

12m 15s reading time

Seamless.AI is a popular prospecting tool with a large B2B database, but it’s not a perfect fit for everyone.

If you’re on the fence and looking for more accurate data, better pricing, or features that align more closely with your workflow, here are some of the best alternatives to Seamless.AI.

What is Seamless.AI?

Seamless.AI is an AI-powered search engine that helps B2B companies find leads fast. 

Instead of manually hunting down contact info, sales teams can use Seamless.AI to get verified phone numbers, emails, and company data in just a few clicks.

One of Seamless.AI’s key features is Pitch Intelligence, which uses AI to personalize outreach based on a prospect’s profile. Seamless also offers real-time data enrichment so you can work with fresh data instead of contact info that might be out of date.

For a bit of extra convenience, you can use Seamless’ Chrome extension, which lets you gather contact data while browsing company websites. 

Still, Seamless.AI isn’t the only player in the game. Some alternatives offer similar features with more flexible pricing, higher data accuracy, or deeper integrations.

So if you’re exploring Seamless.AI alternatives, these solutions are worth a closer look.

ToolBest forStarting priceStandout feature
AiSDRFully automated AI-powered prospecting and signal-based outreach$900/month for 1,000 emails (discounts available)Automates the entire sales process, from lead discovery and personalized outreach to replies and objection handling
KasprSales teams focused on LinkedIn prospecting and European markets$49/user/month Strong LinkedIn integration and GDPR-compliant European database
LushaSmall teams looking for an affordable, intent-driven B2B contact database$14.95/user/month Buyer intent scoring and tech stack identification for better lead targeting
UpLeadBusinesses that prioritize highly accurate, real-time verified contact data$99/user/monthReal-time email verification before downloading contacts
CognismMid-market and enterprise teams that require verified phone contactsAvailable on requestAI and manually verified direct-dial phone numbers for high-accuracy outreach
Breeze Intelligence (Clearbit)Businesses using HubSpot that need AI-powered lead enrichment and scoringAvailable on requestFocus on AI-based lead enrichment; integration with HubSpot apps
6SenseAccount-based marketing (ABM) and getting deep insights into buyer behaviorAvailable on requestStrong ABM features and predictive sales intelligence that identifies high-priority leads based on intent data
SalesIntelTeams that require human-verified B2B data Available on requestHuman-verified contact data with a research team on demand
Skrapp.ioSmall teams that prioritize email prospecting$30/monthBulk email search from LinkedIn Sales Navigator and generous limits in the free plan

AiSDR

AiSDR is a fully autonomous AI sales rep that handles prospecting, outreach, follow-ups, and replies across email, LinkedIn, and text messaging. It can also generate cold call scripts and sync them to your HubSpot, making it easier for you to open calling as a new sales channel.

Every interaction AiSDR has with leads is personalized and meaningful. Drawing from over 323 data sources – including LinkedIn, social media signals, and job changes – AiSDR crafts outreach that feels human and not robotic. You can also set up the AI to write and respond like like you, your highest-performing salespeople, or even well-known sales voices. 

AiSDR also trackers buyer intent through signals like repeat visits to high-intent webpages, open jobs, and tech stacks. This means your messages will land in leads’ inboxes right when their interest is highest, boosting your reply and conversion rates.

G2 score: 4.7 (44 reviews)

Key features

  • AI-powered replies: Respond to leads’ questions, objections, and other messages within 10 minutes without needing to constantly monitor your inbox
  • Personalized multi-channel outreach: Send personalized, relevant messages via email, LinkedIn, and text, and create scripts for cold calling
  • Intent detection: Uncover leads based on website visits, social media activity, role changes, hiring intent, and other indicators
  • Automatic lead enrichment: Fill in missing contact/company data and buyer intent indicators
  • HubSpot integration: Sync your active and static lists between HubSpot and AiSDR, tailor messages using 3 custom HubSpot properties, and create records in HubSpot for net-new leads found by AiSDR

Pros

  • Intent-based targeting using real-time signals
  • Fully autonomous outreach, including replies to messages, objections, and questions from leads
  • Send outreach in multiple languages, including English, German, Japanese, and Hebrew (to name a few)
  • 24/7 GTM engineering and customer success support

Cons

  • Less suited for teams without product-market fit or a defined target audience
  • No Salesforce integration

Why it’s a great Seamless.AI alternative

Seamless.AI is great for finding contact data, but AiSDR excels at what happens next. 

AiSDR doesn’t just hand you a list of leads to start contact. It researches each lead’s intent, starts personalized conversations, follows up automatically to prevent pipeline leakage, and responds to lead replies within 10 minutes. That means fewer manual tasks, faster response times, and a more scalable sales motion.

Pricing: Plans start at $900 per month

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Kaspr

Kaspr is a lead generation tool designed for sales professionals seeking accurate contact information, particularly from LinkedIn profiles. Its real-time data retrieval and user-friendly interface make it a valuable asset for prospecting. Kaspr also offers a Chrome extension to extract contact details directly from LinkedIn profiles in a few clicks. 

G2 score: 4.4 (820+ reviews)

Key features

  • Extensive targeted database: Over 120 million contacts for European markets (GDPR & CCPA compliant)
  • Easy integrations: Native integrations with HubSpot, Salesforce, Pipedrive, Zoho CRM, Brevo, Zapier, Aircall, Lemlist, and Ringover (plus over 500 apps via API).
  • Chrome extension: Accesses data across LinkedIn, Sales Navigator, and Recruiter Lite.

Pros

  • Intuitive interface and straightforward functionality.
  • Different plans for different budgets and needs.
  • Easy onboarding and readily available customer support. 

Cons

  • The bulk enrichment feature is currently in Beta and accepts only regular LinkedIn URLs.
  • Credits may not always be refunded when a phone number or email address is incorrect.
  • Some contact information may be outdated or unavailable.

Why it’s a great Seamless.AI alternative

Kaspr is one of the excellent alternatives to Seamless.AI for sales if your team mainly focuses on LinkedIn prospecting and works on the European market. It’s also cheaper than Seamless.AI, especially if you have a smaller team with low lead volumes and email prospecting as the primary outreach method. 

Pricing: Plans start from $49 per user per month; a free plan is available.

Lusha

Lusha is a B2B database platform that offers accurate, globally compliant data. It searches for new leads based on your ICP with a focus on intent data, scores each contact “interest,” and offers alerts for recent job changes to capture the most relevant leads. 

G2 score: 4.3 (1,490+ reviews)

Key features

  • Interest score: Evaluates lead interest based on complex buying signals.
  • Accurate search: Uses advanced filters, such as technology used and funding data.
  • Chrome extension: Finds contact details on social media or corporate websites.

Pros

  • User-friendly interface with quick contact extraction.
  • Affordable pricing is suitable for small teams.
  • Strong integrations with major CRMs, LinkedIn, and email services.

Cons

  • Data inaccuracies are often reported.
  • Occasional bugs and glitches.

Why it’s a great Seamless.AI alternative

Like Seamless.AI, Lusha focuses on buyer intent data and unique features like tech stack identification to capture potential leads. But its lineup of plans is more affordable than Seamless.AI, which might be higher-end for small teams.

Pricing: Plans start from $14.95 per user per month; a free plan is available.

UpLead

UpLead is a B2B database platform for accurate prospecting and lead enrichment. It has a rigorous data verification process — contacts that don’t pass it are not displayed. Access to over 160 million professional contacts and 16 million company profiles helps businesses build targeted prospect lists that match their ICP.

G2 score: 4.7 (780+ reviews)

Key features

  • Extensive B2B database: Provides access to 160 million professional contacts and 16 million company profiles.
  • Real-time email verification: Checks whether the email address is accurate before downloading, reducing bounce rates.
  • Data enrichment: Expands existing lead databases with 50+ additional data points.
  • Tech-centric intent data: Tracks 16,000 technologies, searching for companies that use specific tech stacks.

Pros

  • High-accuracy contact data (95% verified).
  • No delays and glitches when working with platforms like Salesforce, HubSpot, and Outreach.
  • Chrome extension for easy contact extraction.

Cons

  • Technographic and intent data only available on higher-tier plans.
  • Fewer credits are included compared to Seamless.AI.

Why it’s a great Seamless.AI alternative

Unlike Seamless.AI, which only lets you filter inaccurate data after scraping, UpLead verifies contact data in real time before you download it, so you don’t pay for outdated or incorrect information. If accuracy is your top priority, UpLead is a strong choice.

Pricing: Plans start from $99 per user per month; a free plan is available.

Cognism

Cognism is a B2B sales intelligence platform for businesses that need high-quality, globally compliant contact data. It focuses on phone-verified direct dials and includes intent signals to identify high-intent buyers. Cognism integrates with major CRM systems, making it easy to sync and manage leads.

G2 score: 4.6 (800+ reviews)

Key features

  • Diamond data: AI- and manually verified direct dials.
  • Intent and sales trigger data: Flags high-intent buyers using contextual signals.
  • CRM and sales tool integrations: Connects with Salesforce, HubSpot, Outreach, and other tools using Zapier.

Pros

  • Highly accurate data, fully compliant with international regulations.
  • Database covering the US, Europe, Asia-Pacific, the Middle East, and Africa.
  • Allows users to type or speak search requests for quick results.

Cons

  • Limited coverage in Latin America and parts of North America.
  • Pricing might be less affordable for small teams and startups.

Why it’s a great Seamless.AI alternative

Cognism is a great choice if you need highly accurate, GDPR-compliant contact data, especially phone numbers. With strong international coverage (and higher-than-average price), it is particularly suited for mid-market and enterprise sales teams.

Pricing: Available on request.

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Breeze Intelligence

Breeze Intelligence (formerly Clearbit) is an AI-driven marketing tool for B2B data enrichment, part of the HubSpot ecosystem. It specializes in lead scoring and identifying intent signals, making it ideal for businesses that need in-depth insights into their leads. Tracking and analyzing web traffic and turning it into buying intent signals helps sales teams catch and prioritize high-quality leads and engage with them at the right time. This boosts conversion rates and drives better results.

G2 score: 4.4 (620+ reviews)

Key features

  • AI-based enrichment: Amplifies both company and buyer profiles using AI and large language models (LLMs).
  • Lead scoring and routing: Prioritizes high-value leads and routes them accordingly.
  • Company information: Provides granular company details, including corporate hierarchies and categorizations.
  • HubSpot apps integration: Offers integration with over 1,800 HubSpot apps and third-party software. 

Pros

  • Robust data protection and compliance standards.
  • Easy CRM data management.
  • Intent signals to identify buyers who are actively engaging.

Cons

  • Enriches data based on prebuilt contact lists.
  • Some non-HubSpot integrations may have occasional issues or be unavailable.

Why it’s a great Seamless.AI alternative

Breeze Intelligence is an excellent alternative to Seamless.AI when it comes to understanding the context behind leads, not just gathering contact data. So, it’s perfect if you already have a contact list but want to identify high-value prospects and improve lead conversion.

Pricing: Available on request.

6sense

As a sales intelligence solution, 6sense helps sales reps identify, prioritize, and engage with potential buyers. It goes beyond basic prospecting by providing deep insights into buyer behavior, intent, and competition. Its advanced AI-driven analytics allow sales teams to uncover hidden buying signals, helping them precisely target prospects and improve their outreach strategies.

G2 Score: 4.0 (630+ reviews) 

Key features

  • Company and people search: Combines B2B account data with firmographic from its database of 449 million B2B buyer profiles and 65 million company profiles for better targeting.
  • AI-driven sales intelligence: Uses predictive modeling and analytics to identify high-priority leads.
  • Intent data and buyer insights: Tracks buyer behavior, keyword searches, and competitive interest.
  • Account-based marketing (ABM): Identifies in-market accounts and maps the full buying team.

Pros

  • Strong ABM features to target in-market accounts.
  • Helps identify both known and anonymous website visitors.
  • Predictive analytics goes beyond traditional firmographic data.

Cons

  • Steep learning curve for new users.
  • Slow synchronization between the tool and CRMs.

Why it’s a great Seamless.AI alternative

6sense is a strong alternative to Seamless.AI for businesses that need more than just contact data. It goes beyond identifying potential buyers to provide predictive insights into their behavior, research patterns, and engagement levels. This makes it an excellent choice for sales teams looking to personalize outreach and close deals with the right prospects at the right time.

Pricing: Available on request.

SalesIntel

If you need a human-verified B2B contact and company data, SalesIntel is your platform. It combines technographic, firmographic, and intent data to help sales and marketing teams target the right prospects. With access to over 250 million B2B decision-maker contacts and 54 million verified phone numbers, SalesIntel ensures high-quality, accurate data to optimize outreach, improve lead conversion, and drive more effective marketing campaigns.

G2 score: 4.3 (400+ reviews) 

Key features

  • Direct-dial phone numbers: Available for over 70% of contacts.
  • Email news alerts: Notifies you about important updates for target accounts.
  • Researchers on demand: SalesIntel’s team (2,000 researchers) can help you prospect anyone you need.

Pros

  • High-quality, human-verified contact data.
  • Dedicated account managers and strong customer support.

Cons

  • The Research on Demand feature may not always deliver the expected results.
  • Limited data coverage in certain regions, especially outside the US and Western Europe.

Why it’s a great Seamless.AI alternative

If accuracy and customer support matter more to you than just building a contact list, SalesIntel is one of the most reliable Seamless.AI alternatives. It’s also useful if you target specific companies or a narrow market and want to learn as much as possible about every lead to increase the chances of conversion. 

Pricing: Available on request.

Skrapp.io

Skrapp.io is an email-finding tool designed for B2B sales and marketing teams. It helps users extract verified email addresses from LinkedIn, company websites, and other online sources using a mix of web scraping and AI. Unlike some competitors, Skrapp.io offers generous search limits.

G2 score: 4.0 (130+ reviews) 

Key features

  • LinkedIn email finder: Extracts business emails from LinkedIn profiles.
  • Bulk email search and verification: Upload a CSV file and get multiple emails verified at once.
  • Company insights: Shows firmographics like industry, revenue, employee count, and headquarters.

Pros

  • Simple, effective, and easy to use.
  • Bulk download from LinkedIn Sales Navigator saves time.
  • Affordable compared to Seamless.AI and with a generous free plan.

Cons

  • Primarily focused on email, limiting options for SDRs who rely on cold calling.
  • Bulk email searches may occasionally return invalid results.

Why it’s a great Seamless.AI alternative

Skrapp.io is a good choice for teams that prioritize email prospecting and are looking for an affordable tool. Since search limits are generous even in free plans, solopreneurs and small teams can use it without charge or at low cost.  

Pricing: Plans start from $30 per month; a free plan is available.

More on the topic:
9 Best Alternatives to RB2B: Features and Pricing 12 Best Alternatives to Breeze: Features & Pricing 10 Best Alternatives to ZoomInfo: Features & Pricing 9 Best Alternatives to Salesloft: Features & Pricing 11 Best Alternatives to Instantly: Features & Pricing
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TABLE OF CONTENTS
1. What is Seamless.AI? 2. AiSDR 3. Kaspr 4. Lusha 5. UpLead 6. Cognism 7. Breeze Intelligence 8. 6sense 9. SalesIntel 10. Skrapp.io
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