Growth · alternatives · 2026

24 alternatives to WinterGreen Research

Marketing Research

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Prices are shown for the 1 we have checked on their own sites, 1 of them free or with a free tier.

1. 1
   Kaspr▲187

   Get your prospects’ phone number and email, instantly

   2021 · kaspr.io · its alternatives →

2. 2
   Norbert▲299

   Find Anyone's Email Address

   2014 · voilanorbert.com · its alternatives →

3. 3
   Graph.one▲179

   Map your professional network from email and calendar

   2024 · graph.one · its alternatives →

4. 4
   CallSine▲59

   B2B contact data for sales and recruiting professionals.

   2022 · callsine.com · its alternatives →

5. 5
   Swordfish AI▲180

   Find prospect cell phone numbers, emails in seconds

   2021 · swordfish.ai · its alternatives →

6. 6
   SellScale▲104

   Personalize cold outreach at scale

   2022 · its alternatives →

7. 7
   Email Warmup▲82

   Automated email warming, lifetime access for just $59

   2021 · ditlead.com · its alternatives →

8. 8
   Sherloq▲78

   Know which LinkedIn prospect is warm - right now

   May 2026 · gosherloq.com · its alternatives →

9. 9
   Lyne.ai for Sales Navigator▲119

   Extract unlimited contact details from sales navigator

   2022 · lyne.ai · its alternatives →

10. 10
    Leadsolo▲77

    Improve your B2B marketing results with verified leads

    2021 · chie.pw · its alternatives →

11. 11
    ListKit▲95

    Personalized B2B contact lists in 24 hours

    2021 · listkit.io · its alternatives →

12. 12
    K2 Rankings Tech▲6

    Digital Marketing

    Nov 2025 · k2rankingstech.com · its alternatives →

13. 13
    MarketSerch▲17

    AI-powered LinkedIn warm-up messages that get real responses

    2025 · its alternatives →

14. 14
    B2B Local Leads Directory▲26

    Build your list of ideal customers for cold outreach

    2022 · auth.targetron.com · its alternatives →

15. 15
    Nugget — LinkedIn Warm Outreach Toolfree tier, from $79/mo▲25

    "Your next client is already in your LinkedIn network"

    Sep 2026 · getnugget.ca · its alternatives →

16. 16
    ColdScrape▲31

    Turn Google Maps into your lead goldmine

    2024 · coldscrape.com · its alternatives →

17. 17
    Velvet Curiosity▲8

    Search for busineeses to sell to based on your product

    2025 · velvetcuriosity.com · its alternatives →

18. 18
    Nymeria – Find LinkedIn and GitHub User Emails▲13

    Easily find email addresses and phone numbers for anyone on supported social media sites.

    2016 · nymeria.io · its alternatives →

19. 19
    Team Network▲8

    Increase Sales Conversions by Leveraging Your Team's Network

    2017 · its alternatives →

20. 20
    Web3 Leads▲6

    Contact Funded Web3 Companies

    2023 · web3leads.carrd.co · its alternatives →

21. 21
    Coldlineai▲22

    Turn cold prospects into hot leads with AI-powered pitches

    Sep 2026 · coldlineai.xyz · its alternatives →

22. 22
    Digital Marketing Agency ▲3

    SEO Services, SMO Services, PPC Services

    2020 · expireddomains.com · its alternatives →

23. 23
    Email-Researcher▲12

    Best Sales Prospecting Tool

    2025 · egrabber.com · its alternatives →

24. 24
    LinkedIn Outreach Profile Prep Toolkit▲13

    Optimize your LinkedIn profile for more replies — in 1 hour

    2025 · rinrin.substack.com · 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 →