HSI emails

hsi.com

HSI sends about 2 emails a week through HubSpot, most often on Monday around 12 PM Eastern.

Emails a week
about 2
Busiest send time
Mondays at 12pm ET
Last sent
Yesterday · Oct 28
Tracked since
Mar 2026
Emails collected
31
Website popularity
Top 500,000 sites

Recent subject lines

All subject lines

Subject lines average 44 characters. Each one opens the email it came from.

PictureSent (Eastern)SubjectPreview text
Oct 28, 2026 12:10 PM22,000 HSI customers and counting22,000 HSI customers and counting 96 We're certain we can help you, but why don't you take…
Oct 27, 2026 12:14 PMResources and content to gift youResources and content to gift you 96 Research-based content, created by industry leaders…
Oct 26, 2026 12:04 PMEverything you need in one placeEverything you need in one place 96 Scalable solution for safety and workforce…
Oct 22, 2026 12:09 PMEverything you need in one placeEverything you need in one place 96 Scalable solution for safety and workforce…
Oct 20, 2026 12:14 PM22,000 HSI customers and counting22,000 HSI customers and counting 96 We're certain we can help you, but why don't you take…
Oct 14, 2026 12:14 PMEverything you need in one placeEverything you need in one place 96 Scalable solution for safety and workforce…
Aug 31, 2026 12:14 PMSoft skills training built for the way people learnSoft skills training built for the way people learn 96 HSI Blog Award-winning employee…
Aug 25, 2026 12:14 PMA complete Safety Management System to meet your organization’s needsA complete Safety Management System to meet your organization’s needs 96 HSI is a one-stop…

All subject lines

August 2026 5 emails

View all

EarlierJulyJuneMayAprilMarch

When HSI sends

77% of its emails arrive in the 12 PM hour, with a second, smaller wave around 7 AM. Mondays are the busiest day.

Emails by weekday and hour, US Eastern
12a1a2a3a4a5a6a7a8a9a10a11a12p1p2p3p4p5p6p7p8p9p10p11p
Mon000000030000900000000000
Tue000000000000500000000000
Wed000000000000400000000000
Thu000000020000410000000000
Fri000000010000200000000000
Sat000000000000000000000000
Sun000000000000000000000000
Emails by hour and weekday, US Eastern
MonTueWedThuFriSatSun
12a0000000
1a0000000
2a0000000
3a0000000
4a0000000
5a0000000
6a0000000
7a3002100
8a0000000
9a0000000
10a0000000
11a0000000
12p9544200
1p0001000
2p0000000
3p0000000
4p0000000
5p0000000
6p0000000
7p0000000
8p0000000
9p0000000
10p0000000
11p0000000

FewerMore(busiest cell: 9 emails)

Based on 31 emails received from Mar 20 to Oct 28, 2026. Times in US Eastern. How we collect · When all brands send

How often HSI sends

The one complete month so far had 8 emails. September was not collected, so it is drawn as a gap and left out.

  1. March 2026: 4 emails
  2. April 2026: 8 emails
  3. May 2026: 2 emails
  4. June 2026: 4 emails
  5. July 2026: 2 emails
  6. August 2026: 5 emails
  7. September 2026: not collected
  8. October 2026: 6 emails

Dashed outline: September not collected.

Based on 31 emails received from Mar 20 to Oct 28, 2026. Times in US Eastern. How we collect

Busiest month
Apr 2026, 8
Quietest month
Apr 2026, 8
Busiest day
Monday, 12
Quietest day
Saturday, 0

About HSI

ESP
HubSpot
Website popularity (CrUX)
Top 500,000 sites
Tracked since
Mar 2026
Emails collected
31
Emails a week
about 2
Last sent
Oct 28, 2026
Sends from
donotreply@hsi.com
Subject length
44 characters avg

Counts include automated emails such as a welcome series. Website popularity is the bracket the brand's site falls in by visits, from Google's public Chrome UX Report (CrUX).

Similar sending frequency

Latest emailBrandESPWebsite popularityEmails a weekBusiest dayLast sent
Allsupallsup.com · Top 500,000 sitesHubSpotTop 500,000 sitesabout 2WednesdayOct 28, 2026HubSpot · about 2 a week · busiest Wednesday · last sent Oct 28, 2026
American Frameamericanframe.com · Top 1 million sitesHubSpotTop 1 million sitesabout 2ThursdayOct 29, 2026HubSpot · about 2 a week · busiest Thursday · last sent Oct 29, 2026
ActiveComplyactivecomply.comHubSpotabout 2TuesdayOct 11, 2026HubSpot · about 2 a week · busiest Tuesday · last sent Oct 11, 2026
Report an errorLast updated Oct 29, 2026

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