Portal emails
Portal sends about 5 emails a week through Klaviyo, most often on Monday around 1 AM Eastern.
Early figures, based on 10 emails received from Jun 18 to Oct 19, 2026.
- ESP
- Klaviyo
- Emails a week
- about 5
- Last sent
- 11 days ago · Oct 19
- Tracked since
- Jun 2026
- Emails collected
- 10
Recent emails
Oct 19, 2026 1:14 AM
Your Sleep Transformation: 1 Night. 2 Weeks. 3 Months.
Oct 17, 2026 1:13 AM
“It’s a game-changer for my nightly routine."
Oct 15, 2026 1:12 AM
Sleep Smarter, Not Longer 💤
Oct 13, 2026 1:10 AM
Better Nights. Stronger Days. 💤
Oct 12, 2026 10:05 AM
the 97-year-old cells
Recent subject lines
All subject linesSubject lines average 38 characters. Each one opens the email it came from.
| Picture | Sent (Eastern) | Subject | Preview text |
|---|---|---|---|
| Oct 19, 2026 1:14 AM | Your Sleep Transformation: 1 Night. 2 Weeks. 3 Months. | How deeper sleep compounds into lasting performance. | |
| Oct 17, 2026 1:13 AM | “It’s a game-changer for my nightly routine." | See how Portal transforms recovery, focus, and energy. | |
| Oct 15, 2026 1:12 AM | Sleep Smarter, Not Longer 💤 | The formula built for deeper recovery and stronger days. | |
| Oct 13, 2026 1:10 AM | Better Nights. Stronger Days. 💤 | Make every hour of sleep restorative with Portal. | |
| Oct 12, 2026 10:05 AM | the 97-year-old cells | Hey Subscriber, The smallest amino acid there is did something wild in a lab in Japan… | |
| Jun 24, 2026 5:06 AM | Your Sleep Transformation: 1 Night. 2 Weeks. 3 Months. | How deeper sleep compounds into lasting performance. | |
| Jun 22, 2026 5:06 AM | “It’s a game-changer for my nightly routine." | See how Portal transforms recovery, focus, and energy. | |
| Jun 20, 2026 5:06 AM | Sleep Smarter, Not Longer 💤 | The formula built for deeper recovery and stronger days. |
About Portal
- ESP
- Klaviyo
- Tracked since
- Jun 2026
- Emails collected
- 10
- Emails a week
- about 5
- Last sent
- Oct 19, 2026
- Sends from
- hey@
withportal.com - Subject length
- 38 characters avg
Counts include automated emails such as a welcome series.
Similar sending frequency
| Latest email | Brand | ESP | Website popularity | Emails a week | Busiest day | Last sent | |
|---|---|---|---|---|---|---|---|
 17011701luxury.com | Klaviyo | about 5 | Wednesday | Oct 29, 2026 | Klaviyo · about 5 a week · busiest Wednesday · last sent Oct 29, 2026 | ||
 1canoe21canoe2.mom | Klaviyo | about 5 | Sunday | Oct 28, 2026 | Klaviyo · about 5 a week · busiest Sunday · last sent Oct 28, 2026 | ||
 Abelstedtabelstedt.com | Klaviyo | about 5 | Wednesday | Oct 28, 2026 | Klaviyo · about 5 a week · busiest Wednesday · last sent Oct 28, 2026 |
Report an errorLast updated Oct 30, 2026