5 AI Lead Generation Tools or Software To Generate Leads
By
Iga Wójtowicz
April 19, 2025
•
5 min read
AI lead generation tools can either save you hours every week or just become another tab you forget to use.
If you’re here, you’re probably looking for tools that actually help you find and close more leads without wasting time.
Trust me, I’ve tested a bunch of them, and in this post, I’m sharing 6 that are worth your attention.
Some help you find verified leads fast. Others take over the outreach for you.
There’s even one that runs your entire outbound process — from data to reply — without needing the other tools.
Let’s get you something that actually works for your workflow.
What Are AI Lead Generation Tools?
AI lead generation tools are smart software that help you find and talk to potential customers without doing everything yourself.
They use artificial intelligence to figure out who might be a good fit for your product or service and then help you reach out in a more personal and efficient way.
Here’s what they usually do:
Find prospects based on things like job title, company size, or buying signals
Personalize messages so you’re not sending the same boring email to everyone
Score and sort leads so you know who’s hot, warm, or not worth chasing
Automate follow-ups — because nobody has time to send 50 emails by hand
2. Clay – AI-Powered Lead Enrichment With Flexible Workflows
This image shows the Clay Homepage
Next up is Clay, a tool that focuses mainly on lead enrichment — meaning, it helps you find extra information about your leads from multiple sources.
Unlike some tools that give you pre-built contact lists, Clay lets you build your own lead lists by pulling data from over 100+ databases.
If you're someone who wants full control over how your data is built and enriched, this tool might be useful.
💡 What Does Clay Do?
Clay helps with the research side of lead generation. Here’s how:
It pulls contact and company data from sources like LinkedIn, Google, Clearbit, and more
This image shows the Data Enrichment in Clay
It allows you to create custom workflows for how leads are enriched and updated
It gives you control over which data points you want to collect and use in your outreach
This image shows the Clay’s AI agents for outreach messages
It also integrates with tools like Salesforge, Apollo, and Outreach, so your enriched leads can be sent into your outbound campaigns
That said, Clay doesn’t handle the actual outreach itself — you’ll still need a separate tool to send emails or manage follow-ups.
🔍 Clay’s Features
100+ data sources — Pull information from multiple places to enrich your leads
No-code workflow builder — Create your own lead process using a simple drag-and-drop setup
Real-time enrichment — Keep your contact data fresh and up to date
CRM and sales tool integrations — Sync enriched data into the tools you already use
✅Clay’s Pros
Gives you more control over the kind of data you want to collect
Real-time updates help keep your lead list accurate
Works well with other sales tools
No coding is required to build lead flows
❌ Clay’s Cons
Doesn’t handle outreach — you’ll still need another tool for sending emails
Can get expensive depending on how much data you pull
It might be more complex for beginners who just want quick results
💰Clay’s Pricing
This image shows the Clay Pricing
Clay works on a credit-based pricing model. You pay based on the number of searches and enrichments you do.
Here are some of the current plans (billed yearly):
Starter – $134/month
Explorer – $314/month
Pro – $720/month
Enterprise – Custom pricing
They also offer a free plan with limited credits if you want to test it out.
📝 Summary
Clay is a flexible tool for teams that want to build custom lead enrichment workflows and control their data sources.
It doesn’t manage outreach or handle full automation, but it does a solid job when it comes to cleaning and enriching your leads before they enter your sales pipeline.
It can work well when paired with outreach tools, especially if you already have a setup in place.
3. Apollo.io – Budget-Friendly Lead Generation with Basic Automation
This image shows the Apollo.io Homepage
Now let’s look at Apollo.io, a tool that combines lead generation, email outreach, and CRM features — all in one platform.
It’s often picked by small teams or startups who want a more affordable way to find leads and do basic follow-ups without needing multiple tools.
This image shows the Apollo.io Contact and Account Search
💡 What Does Apollo.io Do?
Apollo.io gives you access to a large database of business contacts and some built-in outreach tools.
Here’s what it helps with:
Finding verified B2B leads based on filters like job title, company size, or industry
Sending cold emails and setting up follow-up sequences
Enriching your existing contacts by filling in missing data
Syncing your leads and outreach history with CRMs like Salesforce and HubSpot
It’s a simple setup for teams that want lead generation and outreach in one place — but without advanced automation.
🔍 Apollo.io Features
Large contact database — Millions of B2B contacts with emails and phone numbers
Email sequence builder — Set up basic cold outreach campaigns
Data enrichment — Auto-fills missing info like job titles or company data
CRM integrations — Syncs with tools like Salesforce, HubSpot, and Gmail
✅ Apollo.io Pros
Easy to use for small teams
Lower pricing compared to tools like ZoomInfo
Covers both lead generation and basic outreach
Offers a free plan to try it out
❌Apollo.io Cons
Some users report data accuracy issues (especially email bounces)
Limited personalization features in emails
Key features like advanced analytics or calling tools are locked behind higher-priced plans
Support response times can be slow
This image shows the G2 review on Apollo.io
💰Apollo.io Pricing
This image shows the Apollo.io Pricing
Apollo.io has several pricing tiers based on your needs:
Free Plan – $0/month (basic access, limited exports)
Basic – $49/month
Professional – $79/month
Organization – $119/month per user (min 3 users)
As your usage grows, you’ll likely need to move to a higher-tier plan to unlock more features and credits.
📝 Summary
Apollo.io is a good option if you want a tool that covers both lead generation and outreach in a single place — especially if you're working with a smaller team or budget.
It may not have advanced automation or AI personalization, but it offers a simple starting point for outbound sales.
Just make sure to double-check lead quality before scaling outreach.
4. SalesIntel – Verified B2B Leads with Intent Data
This image shows the SalesIntel Homepage
Now, let’s talk about SalesIntel — a lead generation tool that focuses heavily on data accuracy.
Unlike platforms that rely only on AI scraping, SalesIntel combines that with human verification to give you cleaner, more reliable contact details.
It’s a useful option if your main goal is to reduce email bounces and reach real decision-makers.
💡 What Does SalesIntel Do?
SalesIntel helps sales and marketing teams find verified leads and enrich their CRMs with accurate data. Here’s what it offers:
Access to business contact data that’s verified by real people (not just scraped)
Filtering by firmographics (industry, size, location) and technographics (tools used)
Buyer intent signals that show which companies are actively researching solutions
CRM enrichment and sync with tools like Salesforce and HubSpot
Website visitor tracking to help identify leads from anonymous traffic
If your outreach strategy relies on high data quality, this tool could help clean up your pipeline.
🔍 SalesIntel Features
95%+ human-verified data — Contacts are checked manually for accuracy
Firmographic and technographic filters — Build more targeted lead lists
Predictive intent signals — See which companies are showing buying behavior
CRM integrations — Auto-sync leads and keep contact details up to date
VisitorIntel — Turns website visits into lead opportunities, even if forms aren't filled
✅ SalesIntel Pros
Strong focus on data quality
Verified contact details lower bounce rates
Intent data helps prioritize warm leads
Good fit for outbound teams that rely on phone + email outreach
❌ SalesIntel’s Cons
No public pricing — you’ll need to contact sales
Some users still report outdated or missing contact info
Doesn’t include built-in outreach automation — you’ll need to use another tool for that
💰SalesIntel’s Pricing
SalesIntel doesn’t list its pricing publicly. Instead, you’ll need to speak with their team for a quote based on your company's size and needs.
Their Standard Plan includes:
Unlimited users and data exports
Human-verified leads
CRM enrichment
Firmographic + technographic filters
Intent data + visitor tracking
📝 Summary
If you care more about data quality than volume, SalesIntel could be a good fit.
It’s built to reduce bounce rates and improve targeting through verified data and buyer intent signals.
Just keep in mind that it doesn’t offer full outreach automation, so you’ll need another tool to handle that side of the workflow.
5. Seamless.ai – Real-Time Contact Data with AI-Powered Prospecting
This image shows the Seamless.Ai Homepage
Last on the list is Seamless.ai — a lead generation platform that focuses on giving you real-time contact data.
Unlike tools that rely on static databases, Seamless.ai updates its leads continuously by scanning the web.
It’s designed for sales teams that want up-to-date contact details without having to clean or verify data manually.
💡 What Does Seamless.ai Do?
Seamless.ai uses artificial intelligence to help you:
Find contact details like emails and phone numbers in real time
Build lead lists directly from LinkedIn and company websites
Prioritize outreach using buyer intent signals
Push leads straight into your CRM or outbound tools like Outreach and Salesloft
It’s built to keep your data fresh and reduce the time spent chasing down missing information.
🔍Seamless.ai Features
AI lead search — Continuously finds and updates business contact data
This image shows the Seamless.ai lead generation
LinkedIn & website extension — Pull contacts directly while browsing
Buyer intent tracking — Helps you focus on companies already researching your solution
CRM integrations — Syncs with Salesforce, HubSpot, and other tools
This image shows the Seamless.ai Integrations
Large contact database — Access to over 1 billion emails and 400M+ phone numbers
✅Seamless.ai Pros
Real-time data updates
Useful Chrome extension for LinkedIn prospecting
Works well for high-volume outreach
Integrated buyer intent tracking adds context to your leads
❌Seamless.ai Cons
No transparent pricing — you have to contact sales for a quote
Some users report inaccurate phone numbers or emails
Pre-scraping filters are limited — you might spend credits before knowing lead quality
Frequent upsell prompts inside the platform
💰Seamless.ai Pricing
This image shows the Seamless.Ai Pricing
Seamless.ai does not publicly show pricing on its site. Plans are customized based on your team size and usage needs.
Here’s a general idea:
Free Plan – $0/month (limited credits, basic access)
Pro & Enterprise Plans – Custom pricing (includes higher credit limits, integrations, and sales intelligence features)
You’ll need to request a demo to get an exact quote.
📝 Summary
Seamless.ai is a lead generation tool that keeps your contact data fresh by updating it in real time.
It’s especially helpful if you’re doing a lot of prospecting on LinkedIn or want quick access to phone numbers and emails.
That said, if you want more control over data quality before using credits — or if you prefer upfront pricing — you may want to explore other options as well.
Choosing the Right AI Lead Generation Tool For You
So, which one should you go for?
There’s no single right answer here. It really depends on what your team needs and how you plan to use the tool.
So, let’s break it down.
📌 1. Where Are Your Leads Coming From?
Start by looking at your main lead sources. Are you pulling contacts from LinkedIn, scraping websites, or running outbound email campaigns?
If you mostly prospect on LinkedIn, a tool like Seamless.ai (with a Chrome extension) might help.
If you want leads enriched from multiple sources, Clay gives you more flexibility.
If you're looking for a quick, ready-to-use list with verified emails and phone numbers, Leadsforge simplifies the whole process.
📌 2. Do You Just Need Leads — or Outreach, Too?
Some tools only help with finding leads. Others go one step further and handle outreach too.
Tools like Clay and SalesIntel help with lead data but require you to use a separate outreach tool.
Apollo.io offers basic email sequences but limited automation.
Leadsforge gives you both verified leads and AI-powered outreach when paired with Agent Frank.
If saving time and automating the entire flow matters to you, it’s worth looking into tools that cover both steps.
📌 3. What’s Your Budget — and How Simple Do You Need It to Be?
Cost and ease of use are big factors, especially if you’re a small team.
Apollo.io is more budget-friendly but comes with trade-offs in data quality and support.
Clay has flexible pricing but might take more time to set up.
Leadsforge is a little pricy but removes manual work and gives you verified, ready-to-use leads.
If your time is limited and you want clean data without extra steps, investing a little more might save you more in the long run.
✅ Quick Tip
Before picking a tool, ask yourself:
“Do I want to manage leads manually, or do I want a system that runs in the background while I focus on closing deals?”
That one question will narrow things down fast.
Quick Recap Before You Go
Alright, let’s quickly run through what we just covered.
Leadsforge helps you find verified leads and run AI-powered outreach without doing anything manually.
Clay gives you more control over data enrichment by pulling info from 100+ sources.
Apollo.io is a solid starting point if you need a basic lead gen and email tool.
SalesIntel focuses on accuracy with human-verified contact data.
Seamless.ai gives you real-time contact info pulled straight from the web and LinkedIn.
Each one has its own angle, depending on what you’re trying to solve.
But if you're looking for something that handles both the leads and the outreach — and just works out of the box —
👉 Give Leadsforge a try. It's built to save you time and keep your pipeline moving.
FAQs
1. Are these AI lead generation tools suitable for small businesses?
Yes, many of them offer free trials or lower-tier plans that work well for small teams.
Tools like Apollo and Clay have starter options that let you test things out without a big commitment.
2. Do these tools work with CRMs like HubSpot or Salesforce?
Most of them do. Tools like Leadsforge, SalesIntel, and Apollo.io offer direct integrations with major CRMs or at least let you sync data through API or webhooks.
3. Can AI really generate leads automatically in 2025?
Yes — tools like Leadsforge and Apollo use AI to find prospects, score them based on fit, and even handle outreach.
You can now automate large parts of the lead generation process without doing everything manually.
Discover 6 AI lead generation tools that actually work. Save time, find better leads, and automate outreach—without adding more tabs to your sales stack.