Best AI Lead Generation Software in 2026
Updated
In short: Clay is ranked #1 of 36 as of 7 October 2026, ahead of LayerFlow and Apollo. The best-ranked option with a free plan is LayerFlow. The lowest first paid tier on this page is Dealfront at €0.20/mo.
AI lead generation software can help you find prospects, enrich their records, and assess which leads may merit attention. Compare AI lead scoring, data enrichment, intent signals, and lead source to understand the capabilities shown for each tool. Clay, LayerFlow, and Apollo are among the entries to explore. CRM sync and lead export are relevant if prospect data needs to move into other parts of your workflow. Also compare monthly lead limits, free-plan availability, and paid-from pricing. Your priorities—finding leads, adding context to records, or sorting prospects—can help guide how you weigh these features and limits.
36 AI lead generation software ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
15 of the 25 here have a free tier you can use, 0 have open-source code on record, and 0 have full bars: free, open, on most of your devices and documented.
| # | App | Signal | Free tier | Open code | Devices | From | Score |
|---|---|---|---|---|---|---|---|
| 1 | ClayWeb · Mac · Linux | Three bars | — | 3 of 6 | $167/mo | 6.5 | |
| 2 | LayerFlowWeb · Android · iPhone · Self-hosted · API | Three bars | — | 3 of 6 | $49/mo | 6.5 | |
| 3 | ApolloWeb · API · Extension | Two bars | — | 1 of 6 | $49/mo | 6.4 | |
| 4 | DealfrontWeb · Extension | Two bars | — | 1 of 6 | €0.20/mo | 6.4 | |
| 5 | KoalaWeb · Extension | Two bars | — | 1 of 6 | $200/mo | 6.4 | |
| 6 | LeadfeederWeb · API · Extension | Two bars | — | 1 of 6 | €79/mo | 6.4 | |
| 7 | Persana AIWeb | Two bars | — | 1 of 6 | $85/mo | 6.4 | |
| 8 | QuickOnWeb · API | Two bars | — | 1 of 6 | $49/mo | 6.4 | |
| 9 | SurfeWeb · API · Extension | Two bars | — | 1 of 6 | $39/mo | 6.4 | |
| 10 | WarmlyWeb · API | Two bars | — | 1 of 6 | $99/mo | 6.4 | |
| 11 | ClayWeb | Two bars | — | 1 of 6 | €29/mo | 6.3 | |
| 12 | LandbotWeb | Two bars | — | 1 of 6 | €32/mo | 6.3 | |
| 13 | LeadIQAPI | Two bars | — | 0 of 6 | $200/mo | 6.3 | |
| 14 | LushaAPI · Extension | Two bars | — | 0 of 6 | $37.45/mo | 6.3 | |
| 15 | Seamless.AIAPI | Two bars | — | 0 of 6 | Free | 6.2 | |
| 16 | Snov.ioWeb · API · Extension | One bar | — | — | 1 of 6 | $39/mo | 5.5 |
| 17 | DemandbaseWeb · API · Extension | One bar | — | — | 1 of 6 | — | 5.4 |
| 18 | Factors.aiWeb · API | One bar | — | — | 1 of 6 | $0.50/mo | 5.4 |
| 19 | ConversicaWeb · API | One bar | — | — | 1 of 6 | — | 5.3 |
| 20 | Lyzr AI Sales Lead GenerationWeb · Self-hosted | No signal | — | — | 1 of 6 | — | 5.2 |
| 21 | DealfrontWeb | No signal | — | — | 1 of 6 | — | 5.1 |
| 22 | ZoomInfoAPI | No signal | — | — | 0 of 6 | — | 5.1 |
| 23 | Common RoomWeb · API · Extension | One bar | — | — | 1 of 6 | $2,500/mo | 5.0 |
| 24 | HG InsightsWeb · API | One bar | — | — | 1 of 6 | — | 5.0 |
| 25 | Ocean.ioWeb · API · Extension | One bar | — | — | 1 of 6 | — | 5.0 |
Compare all 25 in a table
| # | App | Score | Free plan | From | Free plan | Paid from | Lead source | Data enrichment |
|---|---|---|---|---|---|---|---|---|
| 1 | Clay | 6.5 | Free plan | $167/mo | Yes | 167 /mo | — | — |
| 2 | LayerFlow | 6.5 | Free plan | $49/mo | Yes | 49 /mo | both | Yes |
| 3 | Apollo | 6.4 | Free plan | $49/mo | Yes | — | — | — |
| 4 | Dealfront | 6.4 | Free plan | €0.20/mo | — | — | — | — |
| 5 | Koala | 6.4 | Free plan | $200/mo | Yes | 200 /mo | both | Yes |
| 6 | Leadfeeder | 6.4 | Free plan | €79/mo | Yes | — | — | — |
| 7 | Persana AI | 6.4 | Free plan | $85/mo | Yes | 68 /mo | — | — |
| 8 | QuickOn | 6.4 | Free plan | $49/mo | Yes | 49 /mo | inbound | Yes |
| 9 | Surfe | 6.4 | Free plan | $39/mo | Yes | — | — | — |
| 10 | Warmly | 6.4 | Free plan | $99/mo | Yes | — | — | — |
| 11 | Clay | 6.3 | Free plan | €29/mo | Yes | 167 /mo | — | — |
| 12 | Landbot | 6.3 | Free plan | €32/mo | Yes | — | — | — |
| 13 | LeadIQ | 6.3 | Free plan | $200/mo | Yes | — | — | — |
| 14 | Lusha | 6.3 | Free plan | $37.45/mo | Yes | — | — | — |
| 15 | Seamless.AI | 6.2 | Free plan | Free | Yes | — | — | — |
| 16 | Snov.io | 5.5 | No | $39/mo | Yes | 39 /mo | — | — |
| 17 | Demandbase | 5.4 | No | — | — | — | — | — |
| 18 | Factors.ai | 5.4 | No | $0.50/mo | No | 199 /mo | — | — |
| 19 | Conversica | 5.3 | No | — | — | — | — | — |
| 20 | Lyzr AI Sales Lead Generation | 5.2 | No | — | Yes | 19 /mo | both | Yes |
| 21 | Dealfront | 5.1 | No | — | Yes | — | — | — |
| 22 | ZoomInfo | 5.1 | No | — | — | — | — | — |
| 23 | Common Room | 5.0 | No | $2,500/mo | No | 2,500 /mo | — | — |
| 24 | HG Insights | 5.0 | No | — | No | — | — | — |
| 25 | Ocean.io | 5.0 | No | — | No | — | — | — |
Is your app on this list?
Numbered spots on this list can be sponsored, and a sponsored row is labelled as paid.
Questions about this list
Which AI lead generation software is ranked first on Freedom251?
Clay is ranked #1 of 36 with a score of 6.5. LayerFlow is second and Apollo third.
How many of these have a free plan?
15 of the 25 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, Dealfront has the lowest first paid tier we found: €0.20/mo.
How is this list ranked?
Ranked free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.