Slumblr emails
Slumblr sends about 4 emails a week through Klaviyo, most often on Wednesday around 3 AM Eastern.
- ESP
- Klaviyo
- Emails a week
- about 4
- Busiest send time
- Wednesdays at 3am ET
- Last sent
- Today · Oct 31
- Tracked since
- Mar 2026
- Emails collected
- 122
- Website popularity
- Top 1 million sites
Recent emails
Oct 30, 2026 1:00 AM
Your Halloween weekend treat is here 🎃
Oct 28, 2026 3:00 AM
Still putting up with these bedtime annoyances?
Oct 25, 2026 1:57 AM
A little extra help deciding 🎁
Oct 23, 2026 1:54 AM
That comfort upgrade is still waiting.
Oct 21, 2026 11:00 PM
Your bedroom might need this
Oct 18, 2026 4:10 AM
🎁 Last chance: extra 15% OFF your Slumblr order
Recent subject lines
All subject linesSubject lines average 37 characters. Each one opens the email it came from.
| Picture | Sent (Eastern) | Subject | Preview text |
|---|---|---|---|
| Oct 31, 2026 3:33 AM | That comfort upgrade is still waiting. | Your extra savings are still active. | |
| Oct 30, 2026 1:00 AM | Your Halloween weekend treat is here 🎃 | 50% OFF already + an extra 10% with SR10. | |
| Oct 28, 2026 3:00 AM | Still putting up with these bedtime annoyances? | A better pillow, less light, fewer bedding hassles. Find your fix. | |
| Oct 25, 2026 1:57 AM | A little extra help deciding 🎁 | You now qualify for an extra 15% OFF. | |
| Oct 23, 2026 1:54 AM | That comfort upgrade is still waiting. | Your extra savings are still active. | |
| Oct 21, 2026 11:00 PM | Your bedroom might need this | Small sleep problems deserve simple solutions. Plus, an extra 10% OFF. | |
| Oct 18, 2026 4:10 AM | 🎁 Last chance: extra 15% OFF your Slumblr order | Stack an extra 15% OFF on top of our 50% holiday sale. | |
| Oct 16, 2026 11:00 PM | No tricks. Just an extra 10% OFF 🎃 | Your Halloween treat: 50% OFF already, plus an extra 10% with SR10. |
Archive
View full archiveOctober 2026 11 emails
View allNo tricks. Just an extra 10% OFF 🎃
Oct 16, 2026 11:00 PM
Mid-Season Sale: Why Now Is the Best Time to Upgrade Your Sleep
Oct 15, 2026 4:09 AM
The scariest thing isn't Halloween… 👻
Oct 14, 2026 11:00 PM
Welcome to Slumblr 🖤 Mid-season Sale access unlocked
Oct 14, 2026 4:07 AM
September 2026 14 emails
View allA little extra help deciding 🎁
Sep 28, 2026 6:09 AM
That comfort upgrade is still waiting.
Sep 26, 2026 6:07 AM
Why thousands are upgrading their sleep
Sep 25, 2026 3:00 AM
Sleeping 8 hours but still tired?
Sep 23, 2026 11:00 PM
A little extra help deciding 🎁
Sep 20, 2026 1:23 AM
That comfort upgrade is still waiting.
Sep 18, 2026 1:22 AM
50% OFF + extra 10% for better sleep 😴
Sep 16, 2026 11:00 PM
A little extra help deciding 🎁
Sep 12, 2026 3:51 AM
Sep 11, 2026 3:02 AM
That comfort upgrade is still waiting.
Sep 10, 2026 3:52 AM
We made Slumblr cheaper this week
Sep 9, 2026 1:00 AM
If you fold your pillow every night, read this
Sep 4, 2026 11:00 PM · Resent
When Slumblr sends
17% of its emails arrive in the 3 AM hour, with a second, smaller wave around 11 PM. Wednesdays are the busiest day.
| 12a | 1a | 2a | 3a | 4a | 5a | 6a | 7a | 8a | 9a | 10a | 11a | 12p | 1p | 2p | 3p | 4p | 5p | 6p | 7p | 8p | 9p | 10p | 11p | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mon | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 1 | 0 | 0 | 1 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 |
| Tue | 1 | 1 | 2 | 2 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 1 | 1 | 1 | 0 | 0 | 1 | 1 | 0 | 1 | 1 | 0 | 1 |
| Wed | 1 | 1 | 1 | 2 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 2 | 9 |
| Thu | 0 | 0 | 0 | 3 | 2 | 0 | 0 | 1 | 2 | 1 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 2 | 2 |
| Fri | 0 | 4 | 0 | 5 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 5 |
| Sat | 0 | 3 | 2 | 6 | 1 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 0 | 2 | 0 |
| Sun | 1 | 2 | 2 | 3 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 |
| Mon | Tue | Wed | Thu | Fri | Sat | Sun | |
|---|---|---|---|---|---|---|---|
| 12a | 1 | 1 | 1 | 0 | 0 | 0 | 1 |
| 1a | 0 | 1 | 1 | 0 | 4 | 3 | 2 |
| 2a | 0 | 2 | 1 | 0 | 0 | 2 | 2 |
| 3a | 0 | 2 | 2 | 3 | 5 | 6 | 3 |
| 4a | 0 | 0 | 1 | 2 | 0 | 1 | 1 |
| 5a | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 6a | 1 | 0 | 0 | 0 | 0 | 1 | 0 |
| 7a | 3 | 1 | 1 | 1 | 1 | 1 | 0 |
| 8a | 1 | 1 | 1 | 2 | 1 | 1 | 0 |
| 9a | 0 | 0 | 0 | 1 | 0 | 0 | 1 |
| 10a | 0 | 0 | 0 | 1 | 0 | 0 | 1 |
| 11a | 1 | 1 | 0 | 1 | 0 | 0 | 0 |
| 12p | 2 | 1 | 1 | 1 | 0 | 0 | 1 |
| 1p | 1 | 1 | 1 | 0 | 0 | 0 | 0 |
| 2p | 1 | 1 | 0 | 1 | 0 | 0 | 0 |
| 3p | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| 4p | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 5p | 0 | 1 | 1 | 0 | 0 | 1 | 0 |
| 6p | 0 | 1 | 0 | 0 | 0 | 1 | 1 |
| 7p | 0 | 0 | 1 | 1 | 1 | 1 | 0 |
| 8p | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
| 9p | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| 10p | 0 | 0 | 2 | 2 | 0 | 2 | 0 |
| 11p | 0 | 1 | 9 | 2 | 5 | 0 | 1 |
FewerMore(busiest cell: 9 emails)
Based on 122 emails received from Mar 16 to Oct 31, 2026. Times in US Eastern. How we collect · When all brands send
How often Slumblr sends
Complete months have run between 10 and 31 emails.
- Busiest month
- Apr 2026, 31
- Quietest month
- Jul 2026, 10
- Busiest day
- Wednesday, 24
- Quietest day
- Monday, 12
About Slumblr
- ESP
- Klaviyo
- Website popularity (CrUX)
- Top 1 million sites
- Tracked since
- Mar 2026
- Emails collected
- 122
- Emails a week
- about 4
- Last sent
- Oct 31, 2026
- Sends from
- support@
slumblr.com - Subject length
- 37 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 email | Brand | ESP | Website popularity | Emails a week | Busiest day | Last sent | |
|---|---|---|---|---|---|---|---|
 5poundstuff5poundstuff.com · Top 500,000 sites | Klaviyo | Top 500,000 sites | about 4 | Monday | Oct 30, 2026 | Klaviyo · about 4 a week · busiest Monday · last sent Oct 30, 2026 | |
 A Taste Of Africaatasteofafrica.net | Klaviyo | about 4 | Saturday | Oct 25, 2026 | Klaviyo · about 4 a week · busiest Saturday · last sent Oct 25, 2026 | ||
 A Thousand Rosesathousandroses.com.au | Klaviyo | about 4 | Wednesday | Oct 29, 2026 | Klaviyo · about 4 a week · busiest Wednesday · last sent Oct 29, 2026 |
