Dev tools · alternatives · 2026

24 alternatives to Sendr.live

Powering Reliable Email Infrastructure for Developers & B2B

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
   Sender▲297

   Super easy and affordable email marketing platform

   2021 · sender.net · its alternatives →

2. 2
   Resend▲1,325

   An entire collection of pre-built components with a much faster development experience.

   2023 · resend.com · its alternatives →

3. 3
   Mailwarm 2.0▲676

   The email warmup tool, upgraded for deliverability.

   Jun 2026 · mailwarm.com · its alternatives →

4. 4
   Mailerr▲119

   Automated Infrastructure for boosting Cold Email Delivery

   2025 · mailerr.co · its alternatives →

5. 5
   Mailcastr▲363

   Create email signature that can track your emails

   2017 · bulletbusiness.com · its alternatives →

6. 6
   Sender SMS▲151

   Effortless and affordable SMS marketing platform

   2021 · sender.net · its alternatives →

7. 7
   Mailmeteor▲567

   Send hundreds of personalized emails with Gmail.

   2019 · mailmeteor.com · its alternatives →

8. 8
   Mail Tester▲309

   Test the spamminess of your email

   2016 · mail-tester.com · its alternatives →

9. 9
   SendX 2.0▲277

   Growth tools & marketing automation for non-marketers

   2017 · sendx.io · its alternatives →

10. 10
    MailTester.AI▲327

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

    2025 · mailtester.ai · its alternatives →

11. 11
    Ecommerce Senders▲106

    Live email marketing insights for the top 100 Shopify stores

    2020 · ecommercesenders.com · its alternatives →

12. 12IB
    I built Mailhub – A scalable API for sending emails with ease not tears▲104

    2024 · mailhub.sh · its alternatives →

13. 13
    Sendwithus▲174

    Create cutting-edge email experiences at scale 🚀

    2014 · dyspatch.io · its alternatives →

14. 14
    Live Mail▲110

    A clean, feature-packed Android email client

    2017 · play.google.com · its alternatives →

15. 15
    Sendster AI▲96

    AI enabled newsletter software for Amazon SES, SMTPs

    2023 · getsendster.in · its alternatives →

16. 16
    Mailr - AI Email Writer▲133

    Write and reply to emails using ChatGPT

    2023 · mailr-ai.com · its alternatives →

17. 17
    Flowmailer▲63

    The email delivery platform you can rely on

    2020 · spotler.com · its alternatives →

18. 18
    MailSlurp▲103

    End-to-end email testing made easy

    2018 · mailslurp.com · its alternatives →

19. 19
    Unosend▲205

    Send transactional + marketing email w/ 99.9% deliverability

    Dec 2025 · unosend.co · its alternatives →

20. 20
    Sendspark▲140

    Send a video, spark a conversation

    2019 · sendspark.com · its alternatives →

21. 21
    SendgoMail▲88

    Email sending made easy & affordable for free

    2021 · sendgomail.com · its alternatives →

22. 22
    Mailercloud Email API Platform▲165

    1,000+ Emails per Second with 99%+ Deliverability

    Mar 2026 · mailercloud.com · its alternatives →

23. 23
    Rush Sender▲80

    Business messaging platform for customer support team

    2022 · its alternatives →

24. 24
    Spread▲46

    Modern email sending platform for companies

    2025 · spread.so · 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 →