Best Free Trial Lead Generation Software for B2b Agencys
We narrowed 583 tracked tools down to 4 lead generation picks that fit this scenario, priced from $39 to $149/mo, with 3 offering a free plan.
Editor's Strategic Vetted Verdict
We compared the 4 lead generation tools that passed the filters on this page. Clay is our top pick — it has a genuinely usable free tier, earns a 4.7/5 editor score, and its spreadsheet-first database waterfalling is what pushed it ahead. If that is more than you need, Instantly.ai gives you 14 days to trial it before the $47/mo plan kicks in and covers the basics well with its unlimited email sending accounts and domains connection.
We track 583 marketing tools in our index, and 4 of them fit lead generation for the b2b space, agencys, a trial-first rollout. Paid entry ranges from $39 to $149/mo. 3 tools run a free plan, so you can pilot the workflow before paying. You will find cloud, api, extension options in this list. We weighted price, feature depth, integrations, and setup effort rather than marketing claims.
Lead Generation Tools at a Glance
| # | Tool | Editor Score | Starting Price | Free Option |
|---|---|---|---|---|
| 1 | Clay | 4.7/5 | $149/mo | Free plan |
| 2 | Instantly.ai | 4.7/5 | $47/mo | 14-day trial |
| 3 | Apollo.io | 4.6/5 | $49/mo | Free plan |
| 4 | Lusha | 4.5/5 | $39/mo | Free plan |
Clay
A spreadsheet-based sales enrichment platform that chains 50+ data sources to find emails, enrich company profiles, and write personalized outreach.
Instantly.ai
Flat-rate cold email outreach tool allowing unlimited email account connections.
Apollo.io
An all-in-one sales intelligence platform with a database of over 275 million contacts, built-in email sequencing, and AI assistance.
Lusha
A lightweight sales intelligence Chrome Extension that extracts verified emails and direct mobile numbers from LinkedIn profiles.
Our Vetting Methodology & E-E-A-T Standards
Verified by the MKTBee Editorial Board
To assemble these Lead Generation software recommendations, our editorial board conducts rigorous practitioner vetting. We buy active accounts, mock real-world MarTech pipelines, test API throughput, and cross-examine user experiences against verified reviewer directories.
We do not accept placement sponsorships. Our editorial rating score is deterministic, derived by assessing starting pricing models, feature availability (like data extraction limits, workflow nodes, or user access seats), deployment type, and vendor response SLA benchmarks.
Vetted Scenario Insights (FAQ)
QWhat is the best Lead Generation tool for b2b right now?
We rank Clay first here (4.7/5). Has a genuinely usable free tier, and it leads on spreadsheet-first database waterfalling. Instantly.ai is the runner-up if you want a lighter or cheaper option.
QAre there free lead generation options for b2b?
Yes — 3 of the 4 tools here run a free plan: Clay, Apollo.io, Lusha. Free tiers usually cap seats, projects, or monthly volume, so treat them as a way to pilot the workflow rather than a permanent setup.
QHow do we score these tools?
Our editor score is built from the same signals for every tool: starting price and pricing model, feature depth, deployment options, integrations, and documented support levels. We do not take paid placements, so ranking order is not for sale.