Growth · alternatives · 2026

24 alternatives to Peakmails

Send unlimited transactional emails for free

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Peakmails launched in 2024; newer entries below may have overtaken it.

1. 1
   Loops▲1,556

   Measure whether a campaign drove the desired outcome

   2023 · loops.so · its alternatives →

2. 2
   Minutemailer▲80

   Create and send beautiful newsletters in minutes

   2023 · minutemailer.com · its alternatives →

3. 3
   Sidemail 2.0▲306

   Hi all! I'm Kristyna, maker of Sidemail. I'd love to share with you what we've been building. We built Sidemail because sending emails from a SaaS app was way harder than it should be. Sidemail is made for developers and teams that want one simple place to handle SaaS emails with reliable delivery and no bloat. It has: - Everything for creating, managing and delivering SaaS emails in one platform, - Easy-to-use email API for sending password resets, receipts, etc. - Messenger for writing product updates and newsletters, - Email automations for onboarding and lifecycle flows, - Fast email…

   Nov 2025 · sidemail.io · its alternatives →

4. 4
   Gmail Transactional Email Relay by GMass▲79

   A free service to send transactional emails through Gmail

   2022 · gmass.co · its alternatives →

5. 5
   Unosend▲205

   Send transactional + marketing email w/ 99.9% deliverability

   Dec 2025 · unosend.co · its alternatives →

6. 6
   The Startup Chat 164: Email marketing for SaaS startups▲65

   Hiten Shah on how to send emails that make $$$

   2016 · thestartupchat.com · its alternatives →

7. 7
   Daily Sender▲65

   Send emails to unlimited subscribers with one click.

   2020 · dailysender.com · its alternatives →

8. 8
   AraMailer▲79

   Powerful email marketing software to get more sales & clicks

   2021 · its alternatives →

9. 9
   MassFastmail▲76

   Send mass emails in Fastmail

   2020 · chromewebstore.google.com · its alternatives →

10. 10
    Sequenzy▲54

    Powerful Email Marketing Tool for SaaS

    Dec 2025 · sequenzy.com · its alternatives →

11. 11
    Loop Email▲257

    Emailing for teams: Organize your Inbox into channels 💌

    2018 · intheloop.io · its alternatives →

12. 12
    Takeout▲112

    Just another email service, but 10x better

    2022 · its alternatives →

13. 13
    Acumbamail▲144

    Easily send email and SMS campaigns and boost your business

    2023 · its alternatives →

14. 14
    Spently▲92

    Turn your transactional emails into marketing opportunities.

    2016 · spently.com · its alternatives →

15. 15
    Super Send 2.0▲157

    Automate cold outreach - email, Linkedin & Twitter

    2023 · supersend.io · its alternatives →

16. 16
    Keplars▲116

    Email Infrastructure for Modern Product Teams

    Apr 2026 · keplars.com · its alternatives →

17. 17
    Bulk Blizzard▲108

    The easiest way to generate cold email templates in bulk

    2023 · its alternatives →

18. 18
    Skylead 4.0▲90

    Close 3x more deals with LinkedIn & infinite email outreach

    2024 · skylead.io · its alternatives →

19. 19
    SendinBlue▲115

    free email marketing solution for entrepreneurs

    2014 · brevo.com · its alternatives →

20. 20
    BaseMailer ▲18

    Design & send personalized bulk emails from Airtable.

    Jan 2026 · basemailer.app · its alternatives →

21. 21
    SMTPKit▲13

    Powerful SMTP & API for Transactional Emails

    2024 · smtpkit.com · its alternatives →

22. 22
    Segment reach▲87

    Send email to your customers at the right time

    2023 · segment-reach.evlop.com · its alternatives →

23. 23
    Straight Mail▲13

    Email Marketing Tool

    2025 · straightmail.co.uk · its alternatives →

24. 24
    SelfMailKit▲13

    Send transactional & marketing emails

    2025 · 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 →