Growth · alternatives · 2026

24 alternatives to Formatted Email Subject Lines by cloudHQ

Popping email subject lines in bold, italics, strikethrough

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Formatted Email Subject Lines by cloudHQ launched in 2020; newer entries below may have overtaken it.

1. 1
   Rename Email▲156

   Easily change the subject of any email, by cloudHQ

   2017 · chromewebstore.google.com · its alternatives →

2. 2
   Email Subject Line Generator▲130

   Instantly generate catchy email subject lines

   2023 · subjectlinegenerator.com · its alternatives →

3. 3
   Cold Email Subject Lines▲112

   100+ subject lines proven to boost your email open rates

   2021 · its alternatives →

4. 4
   Email.md – Markdown to responsive, email-safe HTML▲380

   Turn markdown into responsive, email-safe HTML that renders perfectly across every client.

   Mar 2026 · emailmd.dev · its alternatives →

5. 5
   Notion-like Mail Formatter▲106

   Pretty and formatted emails just one shortcut command away

   2021 · chromewebstore.google.com · its alternatives →

6. 6
   Gmail Unformatter▲77

   Un-format your emails with the click of a button

   2018 · chromewebstore.google.com · its alternatives →

7. 7
   OpenHigher AI▲246

   Unignorable email subject lines powered by GPT-4

   2023 · its alternatives →

8. 8
   Save Emails to PDF by cloudHQ▲160

   Convert Gmail to PDF (locally)

   2022 · chromewebstore.google.com · its alternatives →

9. 9
   ShowSubjectGmail▲65

   Edit the "subject" field when replying in Gmail!

   2018 · chromewebstore.google.com · its alternatives →

10. 10
    Markdown Here▲67

    Write emails in markdown (Chrome extension)

    2014 · markdown-here.com · its alternatives →

11. 11
    800+ Awesome Email Subject Lines▲16

    800+ Awesome Email Subject Lines That Get Opened.

    2021 · its alternatives →

12. 12
    Everything Email Podcast - Subject Lines▲62

    Ever wonder why one subject line works and another doesn’t?

    2016 · soundcloud.com · its alternatives →

13. 13
    compose.ai▲326

    Write email at the speed of thought with AI.

    2020 · compose.ai · its alternatives →

14. 14
    Cold Email Subject Line Generator▲124

    Get them to read your cold emails.

    2020 · mails.wtf · its alternatives →

15. 15
    summarize.me▲113

    Turn long emails into concise summaries in just two clicks

    2022 · summarizeme.vercel.app · its alternatives →

16. 16
    Export Emails to Sheets by cloudHQ▲234

    An email parser made easy

    2022 · emails-to-sheets.com · its alternatives →

17. 17
    Free AI Email Subject Line Generator▲174

    Create impactful unique subject lines using AI and GPT-3

    2021 · encharge.io · its alternatives →

18. 18
    Forms in Email▲206

    Interactive forms in email that increase conversion by ~3X

    2025 · mailmodo.com · its alternatives →

19. 19
    Email Characters▲74

    Determine if your subject line will cut off on devices

    2021 · emailcharacters.com · its alternatives →

20. 20
    Brain Mimic▲203

    Your thoughts to email in one click

    2024 · its alternatives →

21. 21
    Gmail Focus▲104

    A Chrome extension to focus on your email

    2019 · chromewebstore.google.com · its alternatives →

22. 22
    AI Subject Line Generator▲96

    Generate a brilliant subject line in seconds, with GPT

    2023 · ecosend.io · its alternatives →

23. 23
    Post Formatter▲51

    Format LinkedIn posts with bold, italics & more

    Jul 2026 · postformatter.com · its alternatives →

24. 24
    Email Text Formatter▲60

    It lets you know if your email contains different fonts

    2014 · chromewebstore.google.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 →