Growth · alternatives · 2026

24 alternatives to Mailsend by 500apps

Email marketing software

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Mailsend by 500apps launched in 2021; newer entries below may have overtaken it.

1. 1
   AutoSend▲362

   Email for Developers, Marketers, and AI Agents

   Jan 2026 · autosend.com · its alternatives →

2. 2
   Mailwarm 2.0▲676

   The email warmup tool, upgraded for deliverability.

   Jun 2026 · mailwarm.com · its alternatives →

3. 3
   Mailercloud▲257

   Automate, optimize, convert, next level email automation

   2024 · mailercloud.com · its alternatives →

4. 4
   MailerLite▲290

   Intuitively-designed email marketing and website tools

   2014 · mailerlite.com · its alternatives →

5. 5
   Mailmeteor▲567

   Send hundreds of personalized emails with Gmail.

   2019 · mailmeteor.com · its alternatives →

6. 6
   SendX 2.0▲277

   Growth tools & marketing automation for non-marketers

   2017 · sendx.io · its alternatives →

7. 7
   Mailtrain▲323

   Self hosted newsletter app (Mailchimp clone)

   2016 · github.com · its alternatives →

8. 8
   Upscribe▲604

   Email marketing & embeddable opt-in forms

   2016 · upscribe.net · its alternatives →

9. 9
   MailTester.AI▲327

   Forward an email and get an AI deliverability report in 30s

   2025 · mailtester.ai · its alternatives →

10. 10
    letterpal▲399

    Write good newsletters, fast.

    2025 · letterpal.io · its alternatives →

11. 11
    500Mail by 500apps▲5

    Best Email Client Software

    2022 · 500apps.com · its alternatives →

12. 12
    Square Marketing▲197

    Drag & drop email marketing and automation from Square 💌

    2019 · squareup.com · its alternatives →

13. 13
    Mailmeteor 2.0▲290

    Send auto follow-up emails with Gmail

    2022 · mailmeteor.com · its alternatives →

14. 14
    SendX▲3

    Email Marketing Software - Start Email Marketing

    2020 · sendx.io · its alternatives →

15. 15
    Sender▲297

    Super easy and affordable email marketing platform

    2021 · sender.net · its alternatives →

16. 16
    Sendwithus▲174

    Create cutting-edge email experiences at scale 🚀

    2014 · dyspatch.io · its alternatives →

17. 17
    Show by Animaker▲160

    AI email marketing tool for flawless interactive emails

    2023 · getshow.io · its alternatives →

18. 18
    Marketing Automation by Freshworks▲123

    Smart marketing automation software for fast-paced teams

    2019 · freshworks.com · its alternatives →

19. 19
    TrueSend▲6

    Email Marketing Software with Better Deliverability

    Jul 2026 · truesend.com · its alternatives →

20. 20
    Sendster AI▲96

    AI enabled newsletter software for Amazon SES, SMTPs

    2023 · getsendster.in · its alternatives →

21. 21
    Acumbamail▲144

    Easily send email and SMS campaigns and boost your business

    2023 · its alternatives →

22. 22
    EasySendy▲16

    Hybrid email marketing platform

    2022 · easysendy.com · its alternatives →

23. 23
    SalesHandy▲93

    Email Tracking, Scheduling & Mail Merge with Auto-Followups

    2016 · saleshandy.com · its alternatives →

24. 24
    AraMailer▲79

    Powerful email marketing software to get more sales & clicks

    2021 · 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 →