Dev tools · alternatives · 2026

24 alternatives to Company contact data API (UK Launch)

Free, unlimited and unrestricted access – 23m data points

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Company contact data API (UK Launch) launched in 2021; newer entries below may have overtaken it.

1. 1DB
   DNS-based alternative to Semantic Web – 23M data points now in DNS▲25

   We’ve just launched NUM [1] in the UK, it’s an alternative to the semantic web [2] but based in DNS. We’ve published 23 million data points about 4.8m UK businesses. We had some really interesting HN feedback when we previously posted about one of our example apps [3] so keen to hear what the community has to say this time round. 1. https://www.num.uk 2. https://num.uk/blog/we-crawled-5m-uk-websites-and-published-23m-data-points-to-dns 3. https://news.ycombinator.com/item?id=27598164

   2021 · its alternatives →

2. 2DB
   DNS-based alternative to the web for structured data▲59

   2020 · num.uk · its alternatives →

3. 3
   Nuage▲556

   Domain names with no hassle.

   2016 · nuageapp.com · its alternatives →

4. 4
   Directus Cloud▲222

   A modern data stack in 90 seconds, no-code app & data API

   2022 · directus.com · its alternatives →

5. 5NA
   Noms – A new decentralized database based on ideas from Git▲508

   2016 · medium.com · its alternatives →

6. 6
   Nango Auth▲600

   Free OAuth for 250+ APIs

   2024 · nango.dev · its alternatives →

7. 7
   The Companies API▲197

   The API to search & enrich 54 million companies

   2022 · thecompaniesapi.com · its alternatives →

8. 8ND
   Nuage – Domain names with no hassle▲79

   2016 · nuageapp.com · its alternatives →

9. 9
   nth.link▲92

   Have fun preserving privacy while comparing data sets.

   2020 · nth.link · its alternatives →

10. 10
    Numverify▲81

    Global phone number validation and lookup API

    2019 · numverify.com · its alternatives →

11. 11
    Total addressable Market calculator▲163

    Calculate your TAM from 100M+ real companies

    Feb 2026 · hunter.io · its alternatives →

12. 12
    Free LLM API▲86

    Access 1 billion tokens per month for free

    Apr 2026 · github.com · its alternatives →

13. 13
    TAM Calculator by Clearbit▲229

    Understand your market and audience potential, for free

    2022 · clearbit.com · its alternatives →

14. 14
    Data Mapping by Mine▲246

    Discover up to 100% of your company’s data sources

    2022 · mineos.ai · its alternatives →

15. 15
    "q", a DNS query tool with support for UDP, TCP, DoT, DoH, DoQ and ODoH▲140

    A tiny command line DNS client with support for UDP, TCP, DoT, DoH, DoQ and ODoH. - natesales/q

    2022 · github.com · its alternatives →

16. 16
    Nuclue ATS▲120

    The free recruitment tool for startups and freelancers

    2024 · its alternatives →

17. 17
    Data Access Assistant▲98

    Request your data from online services in just a few clicks.

    2020 · its alternatives →

18. 18
    Apollo Data Health Center▲120

    Uncover TAM, market gaps & more leads

    2023 · app.apollo.io · its alternatives →

19. 19
    nodb▲127

    Database for your apps in 30 seconds via JSON API

    2023 · its alternatives →

20. 20
    Nummary▲12

    25 million companies: AI prospecting in seconds

    2025 · nummary.co · its alternatives →

21. 21
    Basedash Access Controls▲118

    Control exactly who can access your company data

    Jun 2026 · basedash.com · its alternatives →

22. 22
    Nukleosome▲68

    Securely control and leverage your health data 🔐

    2019 · its alternatives →

23. 23
    Nuggets▲84

    Payment and ID without sharing personal data

    2018 · nuggets.life · its alternatives →

24. 24
    FriendlyData▲75

    Communicate with databases like a human

    2018 · friendlydata.io · its alternatives →

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 →