Feno emails
Feno sends about 5 emails a week through Klaviyo, most often on Friday around 3 PM Eastern.
- ESP
- Klaviyo
- Emails a week
- about 5
- Busiest send time
- Fridays at 3pm ET
- Last sent
- Today · Oct 30
- Tracked since
- Mar 2026
- Emails collected
- 160
Recent emails
Oct 29, 2026 4:39 AM
📱Brush Smarter, Live Longer: Personalized prevention
Oct 28, 2026 1:33 AM
⏳ Don’t Lose Your Reserved Smartbrush
Oct 27, 2026 1:32 AM
Why 20,000+ switched to Feno
Oct 26, 2026 1:31 AM
20,000 people switched. Are you next?
Oct 23, 2026 10:15 PM
Small spot, big difference
Oct 22, 2026 4:38 AM
Guilty of having bad breath?
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 30, 2026 1:31 PM | A note from Dr. Kenny Brown | What I saw in the operating room, and why it led to Feno. | |
| Oct 29, 2026 4:39 AM | 📱Brush Smarter, Live Longer: Personalized prevention | The power of oral health analytics | |
| Oct 28, 2026 1:33 AM | ⏳ Don’t Lose Your Reserved Smartbrush | The toothbrush that gets it done in 20 seconds. | |
| Oct 27, 2026 1:32 AM | Why 20,000+ switched to Feno | Your gift is waiting. | |
| Oct 26, 2026 1:31 AM | 20,000 people switched. Are you next? | Get the Founder’s Bundle + 2 FREE Feno Gum | |
| Oct 23, 2026 10:15 PM | Small spot, big difference | Blame the angle, not your brushing | |
| Oct 22, 2026 4:38 AM | Guilty of having bad breath? | Here’s what you might be missing. | |
| Oct 21, 2026 11:27 AM | Rate your last brush, 1 to 100 | Not sure? Most people aren’t. |
Archive
View full archiveOctober 2026 12 emails
View allRate your last brush, 1 to 100
Oct 21, 2026 11:27 AM
Quick question: what brought you to Feno?
Oct 16, 2026 12:32 PM
Two minutes of brushing? Every morning?
Oct 15, 2026 11:04 AM
⏳ Don’t Lose Your Reserved Smartbrush
Oct 2, 2026 7:58 PM
Why 10,000+ switched to Feno—before it sells out
Oct 1, 2026 8:32 PM
When Feno sends
13% of its emails arrive in the 3 PM hour. Fridays 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 | 0 | 1 | 0 | 1 | 2 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 5 | 4 | 0 | 2 | 1 | 1 | 0 | 0 | 2 |
| Tue | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 2 |
| Wed | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 5 | 3 | 6 | 3 | 4 | 3 | 1 | 0 | 0 | 0 | 2 |
| Thu | 0 | 1 | 1 | 2 | 4 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 1 | 1 | 0 | 0 | 2 | 0 | 0 | 3 |
| Fri | 0 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 2 | 5 | 6 | 3 | 2 | 5 | 0 | 1 | 2 | 0 | 1 | 3 |
| Sat | 0 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 3 | 1 | 1 | 0 | 2 | 0 | 0 | 1 |
| Sun | 0 | 0 | 1 | 1 | 2 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 5 | 3 | 3 | 2 | 2 | 2 | 0 | 2 | 0 | 0 | 1 |
| Mon | Tue | Wed | Thu | Fri | Sat | Sun | |
|---|---|---|---|---|---|---|---|
| 12a | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1a | 1 | 1 | 1 | 1 | 0 | 0 | 0 |
| 2a | 0 | 0 | 0 | 1 | 1 | 1 | 1 |
| 3a | 1 | 1 | 1 | 2 | 1 | 1 | 1 |
| 4a | 2 | 1 | 1 | 4 | 1 | 1 | 2 |
| 5a | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 6a | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 7a | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 8a | 1 | 1 | 1 | 1 | 1 | 0 | 0 |
| 9a | 1 | 0 | 0 | 0 | 1 | 1 | 1 |
| 10a | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 11a | 0 | 0 | 1 | 1 | 0 | 0 | 0 |
| 12p | 0 | 0 | 1 | 1 | 2 | 1 | 1 |
| 1p | 0 | 0 | 5 | 0 | 5 | 0 | 5 |
| 2p | 1 | 0 | 3 | 0 | 6 | 0 | 3 |
| 3p | 5 | 2 | 6 | 1 | 3 | 0 | 3 |
| 4p | 4 | 1 | 3 | 1 | 2 | 3 | 2 |
| 5p | 0 | 1 | 4 | 1 | 5 | 1 | 2 |
| 6p | 2 | 1 | 3 | 0 | 0 | 1 | 2 |
| 7p | 1 | 0 | 1 | 0 | 1 | 0 | 0 |
| 8p | 1 | 1 | 0 | 2 | 2 | 2 | 2 |
| 9p | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 10p | 0 | 0 | 0 | 0 | 1 | 0 | 0 |
| 11p | 2 | 2 | 2 | 3 | 3 | 1 | 1 |
FewerMore(busiest cell: 6 emails)
Based on 160 emails received from Mar 16 to Oct 30, 2026. Times in US Eastern. How we collect · When all brands send
How often Feno sends
Complete months have run between 12 and 29 emails.
- Busiest month
- Apr 2026, 29
- Quietest month
- Sep 2026, 12
- Busiest day
- Friday, 35
- Quietest day
- Tuesday, 12
About Feno
- ESP
- Klaviyo
- Tracked since
- Mar 2026
- Emails collected
- 160
- Emails a week
- about 5
- Last sent
- Oct 30, 2026
- Sends from
- hello@
feno.co - Subject length
- 37 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 | |
|---|---|---|---|---|---|---|---|
 Amberjackamberjack.shop · Top 500,000 sites | Klaviyo | Top 500,000 sites | about 5 | Sunday | Oct 30, 2026 | Klaviyo · about 5 a week · busiest Sunday · last sent Oct 30, 2026 | |
 Ali Weiss Jewelryaliweissjewelry.com | Klaviyo | about 5 | Thursday | Oct 30, 2026 | Klaviyo · about 5 a week · busiest Thursday · last sent Oct 30, 2026 | ||
| AeroPressaeropress.com · Top 500,000 sites | Klaviyo | Top 500,000 sites | about 5 | Monday | Oct 28, 2026 | Klaviyo · about 5 a week · busiest Monday · last sent Oct 28, 2026 |
