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Growth · alternatives · 2026

24 alternatives to Firmbase: Claude for UK B2B prospecting

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Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

  1. 1

    Build and enrich B2B lists by chatting to your agent

    Aug 2026 · anysite.io · its alternatives →

  2. 2
    VCbacked▲181

    I built this for anyone whose business revolves around funded startups — whether you're a VC tracking new raises, a sales team targeting high-growth companies, a recruiter staffing fast-scaling teams, or an agency looking for clients with fresh capital to spend. The problem I kept running into: Crunchbase has data but no contacts. Apollo has contacts but isn't curated for VC-backed companies. PitchBook and CB Insights are $5–25K/year and overkill for most use cases. We manually verify every contact and add 500+ new leads monthly.

    2023 · vcbacked.co · its alternatives →

  3. 3

    Realtime funding and headcount growth metrics on 2M+ cos

    2024 · profiles.crustdata.com · its alternatives →

  4. 4

    A database of 40k+ investors to raise your seed round 💰

    2018 · investorscout.co · its alternatives →

  5. 5

    User-friendly alternative to Crunchbase and Pitchbook

    2023 · privateequitylist.com · its alternatives →

  6. 6
    June 3.2▲300

    June big update, now with Finder and CRMs

    2023 · june.so · its alternatives →

  7. 7

    Launch, manage, and grow your company – in one place

    2022 · firstbase.io · its alternatives →

  8. 8

    Boost your fundraising & pump your startup

    2023 · startups.spendbase.co · its alternatives →

  9. 9
    Apollo▲66

    B2B lead prospecting database with email automation

    2021 · apollo.io · its alternatives →

  10. 10

    Build custom B2B lead lists in seconds with natural language

    Mar 2026 · coresignal.com · its alternatives →

  11. 11

    B2B lead gen on autopilot. Know who is visiting your website

    2021 · albacross.com · its alternatives →

  12. 12IM

    Hi Guys, I got overwhelming support and feedback from my last post about secondfounder.com but still, I felt the need of connecting founders together so that they can together buy a side project. It's very often when a non-technical founder buys a project they have to find a technical founder to take that project further. Today I have implemented this feature in secondfounder.com Link: https://secondfounder.com/find-founder Your feedback is always welcome. Thanks

    2022 · its alternatives →

  13. 13

    B2b database australia & nz

    2025 · firmable.ai · its alternatives →

  14. 14

    Make your business citable by ChatGPT, Claude & Perplexity

    Jun 2026 · findloc.ai · its alternatives →

  15. 15

    10x your revenue. Find and convert ideal buyers.

    2019 · apollo.io · its alternatives →

  16. 16

    Boost your fundraising & pump your business

    2023 · spendbase.co · its alternatives →

  17. 17

    Hi HN! made a vibe coding platform with the non-technical user in mind. This means that you don’t have to integrate Supabase, Auth0, it’s automatic. Our goal is to soon also provide email, payments, and other integrations automatically. We target SMB owners and entrepreneurs. We will differentiate by talking non-technical, hide code most of the time, friendly consumery UX and support Made pricing also simpler: 1 credit = 1 prompt (drives me nuts when in other platforms you don’t know what you’re paying for) Would love any thoughts!

    Nov 2025 · idealane.com · its alternatives →

  18. 18

    AI marketing platform for small businesses from £49/mo

    Nov 2025 · marketeze.ai · its alternatives →

  19. 19

    Give Claude Code & Codex 300M leads + LinkedIn outreach

    Jul 2026 · trysalestack.com · its alternatives →

  20. 20

    Find suppliers, RFQs and B2B opportunities

    Aug 2026 · theb2base.com · its alternatives →

  21. 21

    Stop paying to verify leads you already paid for

    Jun 2026 · datacrecy.com · its alternatives →

  22. 22

    Hi all, Built a tool I'd like to have as a former B2B SaaS PM. It's an AI-native product analytics tool that automates product growth insights with generative / predictive / explainable AI. No dashboards or time-consuming analytics (or skills) needed. Would love any feedback for the tool. Also looking for a handful of early adopters atm. Cheers, -Toni

    2025 · growthcues.com · its alternatives →

  23. 23

    Make your SaaS discoverable to AI agents

    Aug 2026 · rootbase.space · its alternatives →

  24. 24

    Sourcing databases inside Claude, pay per query

    Jul 2026 · getscoutmesh.com · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →