Transactional email delivery service.
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Stackdar watches every launch we detect and sends you the ones using AhaSend, by email, Slack or webhook. On every plan, from £15 a month.
See how alerts work48 sites
41 found by StackScope, 7 via launch platforms
- StackScope Discovery (Indie) 21
- StackScope Wider Web 20
- Product Hunt 6
- Hacker News 1
AhaSend has been detected on 48 launches we've crawled, with 9 of those in September 2026 (0.0% of the month's launches so far). The 7-day rolling share is 0.0%, roughly steady week on week. Most recent detection: EasyChamp, yesterday.
It's most commonly paired with AhaSend Mail, Cloudflare DNS, and HSTS. By product type, the launches using it are most often Developer Tools (25%), Productivity (17%), and Design (8%).
What kind of products ship with AhaSend
24 launches
Domain endings using AhaSend
48 sites
- .com 47.92%
- .app 16.67%
- .uk 6.25%
- .ch 4.17%
- .me 4.17%
- .org 4.17%
- .ca 2.08%
- .co 2.08%
- .eu 2.08%
- .net 2.08%
- .ng 2.08%
Share of new sites using AhaSend
Each dot is one launch day. Line is the 7-day rolling average; weekly averages before June 2026. Chart starts at first detection.
The shaded part of the chart is measured against a different set of sites. Until 8 July 2026 we only tracked launches from launch platforms; from that date we crawl the wider web as well. The share is a proportion of whatever we were tracking at the time, so it can step at that line without the technology itself changing. For a single continuous measure, switch to launch platforms.
How StackScope detects technologies
⋮ Jul 1, 2026: Adoption figures now count launches from launch platforms. Use the source view to include StackScope Discovery.
⋮ Jul 3, 2026: Email provider detection improved: providers identified from mail configuration are now caught on a site's first crawl. Earlier data may slightly undercount.
Transactional Email leaders
| Tool | % of launches | % of category | ||
|---|---|---|---|---|
| #1 | – |
|
4.90% | 61.03% |
| #2 | ▲1 |
|
0.65% | 8.12% |
| #3 | ▼2 |
|
0.59% | 7.33% |
| #4 | ▲1 |
|
0.52% | 6.48% |
| #5 | – |
|
0.45% | 5.57% |
| … | ||||
| #34 | ▲1 |
|
<0.01% | 0.02% |
Percentages show adoption among indie launches: the share of all analysed launches, and of launches using any Transactional Email tool. All 155 in Transactional Email →
Recent launches we can show
28 of the 48 sites using AhaSend are product launches we list individually. The other 20 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
EasyChamp
RaylexFlow
Marketing
Showing the most recent 12 of 28.
The StackScope API serves all 48 sites using AhaSend, filterable and exportable, from £15 a month.