Growth · alternatives · 2026

24 alternatives to Toukir's Email Toolbox

24 free tools to fix email deliverability and DNS

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
   Breakcold▲535

   Send cold emails with AI icebreakers that get replies

   2022 · breakcold.com · its alternatives →

2. 2
   Mailforge▲627

   Cold email infrastructure sorted in minutes

   2024 · mailforge.ai · its alternatives →

3. 3
   Email Deliverability Toolkit▲9

   9 free tools to keep your email out of spam

   Aug 2026 · truelist.io · its alternatives →

4. 4
   SPF Record Checker▲244

   Lookup SPF Record and fix deliverability issues

   2024 · mailmodo.com · its alternatives →

5. 5
   Deliveryman.ai▲186

   Cold email infrastructure on autopilot without Gsuite

   Jun 2026 · deliveryman.ai · its alternatives →

6. 6
   Mailook▲309

   Identify & fix your email deliverability issues for free

   2021 · mailook.ai · its alternatives →

7. 7
   Cold Email Analyzer by Mailshake▲222

   Real-time analysis of email subject lines and copy

   2018 · mailshake.com · its alternatives →

8. 8
   SimpleSetup▲89

   Get Google/Yahoo email compliant

   2024 · simplesetup.co · its alternatives →

9. 9
   EmailGuard▲4

   Find out why your emails go to spam

   Jun 2026 · fixemailsetup.com · its alternatives →

10. 10
    Email Deliverability API & Checker▲2

    Instantly audit SPF, DKIM & DMARC to stop landing in spam.

    Aug 2026 · web-production-80c77.up.railway.app · its alternatives →

11. 11
    Email Posture▲5

    Get alerted the moment your DMARC, SPF, or DKIM breaks

    Jul 2026 · emailposture.com · its alternatives →

12. 12
    OutboundQA▲6

    Catch cold email launch blockers before you send

    Jun 2026 · outboundqa.com · its alternatives →

13. 13
    Coldscale.io▲88

    Reduce your cold email outreach costs by 91%

    2024 · its alternatives →

14. 14
    Email Warmup by Boxward▲144

    Get more cold emails opened, get more sales, automatically

    2022 · boxward.com · its alternatives →

15. 15
    InboxGreen▲1

    Free email deliverability checker for SPF, DKIM & DMARC

    May 2026 · inboxgreen.email · its alternatives →

16. 16
    DMARC Checker▲70

    Verify your DMARC, DKIM, and SPF settings with our free checker. Prevent bad actors from impersonating your domain and improve email deliverability.

    2024 · dmarcchecker.app · its alternatives →

17. 17
    Monitor and Implement DMARC▲86

    A free tool to increase your email's deliverability

    2015 · dmarc.postmarkapp.com · its alternatives →

18. 18
    Mailway▲56

    OSS and self hostable catch-all incoming email routing

    2021 · github.com · its alternatives →

19. 19
    Email Discovery Tool▲75

    Unlimited scrapping of emails for your cold email outreaches

    2021 · its alternatives →

20. 20
    EmailAuth.app▲6

    Email authentication & deliverability checker

    2025 · emailauth.app · its alternatives →

21. 21
    Email DNS Check

    Diagnose SPF, DKIM and DMARC errors instantly

    Mar 2026 · its alternatives →

22. 22
    DmarcBeacon▲3

    Stop your emails from going to spam.

    Feb 2026 · dmarcbeacon.com · its alternatives →

23. 23
    Email Blocklist Checker▲20

    Emails Landing in Spam? 1-click to know what went wrong.

    2020 · its alternatives →

24. 24
    Email Inspect▲9

    Free dmarc, spf & dkim analyzer tools

    Nov 2025 · emailinspect.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 →