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Sites using CloudMailin

Inbound and outbound email API that delivers incoming email to webhooks.

5 sites via All sites #68 of 150 in Transactional Email First seen: Jul 26, 2026 Last seen: Aug 27, 2026 Website: cloudmailin.com

Found via: StackScope Discovery (Indie) 4 · StackScope Wider Web 1

View: All sites All launches Launch platforms StackScope Discovery StackScope Wider Web
Last 7 days 0.0% -0.0pp
Most used with Resend, Cloudflare, Google Fonts

CloudMailin has been detected on 5 launches since first appearing in July 2026. Most recent detection: Docketra — Client-based Task and Docket Management for Indian Firms, on August 27, 2026.

It's most commonly paired with Resend, Cloudflare, and Google Fonts.

Share of new sites using CloudMailin

Each dot is one launch day. Line is the 7-day rolling average. Chart starts at first detection.

0.0%
last 7 days
-0.0pp vs prior week
0.0%
September so far
0 of 280,748 sites
5
sites all time
since Jul 2026
CloudMailin daily detection trend 5% 2% 0% Aug Sep Jul 19 · 0 / 26089 = 0.0% Jul 20 · 0 / 22591 = 0.0% Jul 21 · 0 / 21662 = 0.0% Jul 22 · 0 / 23209 = 0.0% Jul 23 · 0 / 16878 = 0.0% Jul 24 · 0 / 12861 = 0.0% Jul 25 · 0 / 8952 = 0.0% Jul 26 · 1 / 19990 = 0.0% Jul 27 · 0 / 33892 = 0.0% Jul 28 · 1 / 38237 = 0.0% Jul 29 · 0 / 50139 = 0.0% Jul 30 · 0 / 43974 = 0.0% Jul 31 · 0 / 51148 = 0.0% Aug 1 · 0 / 50538 = 0.0% Aug 2 · 0 / 49759 = 0.0% Aug 3 · 0 / 48272 = 0.0% Aug 4 · 0 / 37397 = 0.0% Aug 5 · 0 / 32721 = 0.0% Aug 6 · 1 / 36609 = 0.0% Aug 7 · 0 / 37907 = 0.0% Aug 8 · 0 / 39703 = 0.0% Aug 9 · 0 / 34235 = 0.0% Aug 10 · 0 / 28898 = 0.0% Aug 11 · 0 / 32052 = 0.0% Aug 12 · 0 / 33519 = 0.0% Aug 13 · 0 / 49988 = 0.0% Aug 14 · 0 / 51465 = 0.0% Aug 15 · 0 / 51549 = 0.0% Aug 16 · 0 / 51883 = 0.0% Aug 17 · 0 / 41491 = 0.0% Aug 18 · 0 / 53977 = 0.0% Aug 19 · 0 / 49565 = 0.0% Aug 20 · 0 / 67003 = 0.0% Aug 21 · 0 / 90510 = 0.0% Aug 22 · 1 / 91602 = 0.0% Aug 23 · 0 / 90328 = 0.0% Aug 24 · 0 / 79005 = 0.0% Aug 25 · 0 / 69451 = 0.0% Aug 26 · 0 / 65229 = 0.0% Aug 27 · 1 / 83649 = 0.0% Aug 28 · 0 / 83468 = 0.0% Aug 29 · 0 / 84386 = 0.0% Aug 30 · 0 / 92698 = 0.0% Aug 31 · 0 / 90372 = 0.0% Sep 1 · 0 / 91611 = 0.0% Sep 2 · 0 / 97355 = 0.0% Sep 3 · 0 / 91782 = 0.0%
Jul 19, 2026 47 days Sep 3, 2026

How StackScope detects technologies

Transactional Email leaders

Tool % of launches % of category
#1 – Resend 5.35% 62.72%
#2 ▲1 SendGrid 0.66% 7.79%
#3 ▼2 Amazon SES 0.63% 7.43%
#4 ▲1 MailChannels 0.52% 6.09%
#5 – Mail.Baby 0.45% 5.23%
…
#68 ▼7 CloudMailin Current page <0.01% <0.01%

Percentages show adoption among indie launches: the share of all analysed launches, and of launches using any Transactional Email tool.Among August launches it ranked #62 in Transactional Email, down from #55 in July. All 150 in Transactional Email →

Often used with

Tool Sites
Resend 3
Cloudflare 3
Google Fonts 3
Tailwind CSS 3
HSTS 3

Tools most often detected on the same sites as CloudMailin.

Recent launches we can show

4 of the 5 sites using CloudMailin are product launches we list individually. The other 1 are sites we found crawling the wider web: they count towards the figures above, but we do not publish them one by one. How StackScope Discovery works

Docketra — Client-based Task and Docket Management for Indian Firms Aug 22, 2026 Productivity Purlre — Secure Email for Discord Servers Aug 6, 2026 Social Webtivo — Start a Website Agency Without Writing Code Jul 28, 2026 Marketing AssertKit — The developer platform for ship-day confidence. Jul 26, 2026 Developer Tools

The StackScope API serves all 5 sites using CloudMailin, filterable and exportable, from £15 a month.

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