Growth · alternatives · 2026

24 alternatives to Klenty

Send personalized emails at scale.

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Klenty launched in 2019; newer entries below may have overtaken it.

1. 1
   SmartWriter▲245

   Scale with AI-personalised cold emails

   2021 · its alternatives →

2. 2
   Mailmeteor▲567

   Send hundreds of personalized emails with Gmail.

   2019 · its alternatives →

3. 3
   Sigmail▲233

   Personalize your email outreach using AI

   2022 · its alternatives →

4. 4
   Cold Email Personalization By SalesBlink▲134

   Personalize your cold emails and 10x your reply rate

   2022 · its alternatives →

5. 5
   Warmy.io▲417

   Boost your email deliverability with an AI driven algorithm

   2024 · warmy.io · its alternatives →

6. 6
   Streak Mail Merge for Gmail▲146

   Send mass, personalized emails with automatic followups

   2021 · its alternatives →

7. 7
   Warmer.ai▲212

   Generate personalized emails in seconds, written by AI

   2021 · its alternatives →

8. 8
   1-Click Personalization▲457

   Personalize any email in seconds

   2023 · its alternatives →

9. 9
   Majilabs.io▲8

   Craft 1000s of Personalized Emails tailored to each lead

   2024 · its alternatives →

10. 10
    Relevon Personalized Emails▲93

    Personalized, automated emails for your Shopify store.

    2020 · its alternatives →

11. 11
    Emaily▲160

    Create a ready-to-send email to anyone

    2021 · its alternatives →

12. 12
    Prosper▲225

    Video popups to grow your email list.

    2019 · its alternatives →

13. 13
    Sendy▲160

    Read newsletters you love, get paid

    2019 · its alternatives →

14. 14
    PostSheet▲248

    Send personalized emails using Google Sheets (Sheet2Email)

    2020 · its alternatives →

15. 15
    Dynamic Content by beehiiv▲197

    Now you can tailor a single newsletter for every reader

    Jan 2026 · beehiiv.com · its alternatives →

16. 16
    The Sales Email Deliverability Guide▲115

    Your ultimate guide to get your emails delivered at scale

    2021 · its alternatives →

17. 17
    Call to Action - Test Your Way to Personalized Welcome Emails▲69

    Your email marketing funnel has a lot of work to do.

    2016 · its alternatives →

18. 18
    Mail Merge For Notion▲100

    Send emails in bulk with your Notion database

    2021 · its alternatives →

19. 19
    Pigeon Mail▲126

    Send hundreds of personalised emails from Gmail

    2021 · its alternatives →

20. 20
    Potion▲79

    Increase email reply with personalized videos in bulk

    2021 · its alternatives →

21. 21
    Quicklines▲138

    Cold email personalized AI icebreakers to get more responses

    2022 · its alternatives →

22. 22
    EmbedQuiz▲122

    Gamify your website and grow your mailing list with quizzes

    2023 · its alternatives →

23. 23
    Gmail Mail Merge▲122

    Send personalized emails with attachments

    2017 · its alternatives →

24. 24
    Personaliz.io▲129

    2x your reply rate with fully personalized AI emails

    2023 · 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 →