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Email Subject Lines: Examples by Campaign
192 email subject line examples grouped by what you're sending. Each is scored for length, spam triggers and power words, and one click opens it in the tester or copies it.
Your brand
The 3-minute fix for your Monday inbox
95StrongYour brand
Quick question about your weekend plans
93StrongYour brand
Why your to-do list keeps growing
93StrongYour brand
We tried it so you don't have to
88Strong
Your brand
{first_name}, your 20% off expires Sunday
95StrongYour brand
You left this in the shop window
93StrongYour brand
New: the feature you asked for is live
93StrongYour brand
Your trial ends in 3 days
93Strong
Your brand
{first_name}, one more idea for you
88StrongYour brand
Should I close your file?
88StrongYour brand
Is someone else better to ask?
87StrongYour brand
Last try: worth a 10-minute chat?
87Strong
Your brand
Start here: your first 3 steps
100StrongYour brand
Welcome! Your 10% code is inside
99StrongYour brand
Let's get you set up in 5 minutes
95StrongYour brand
Your first lesson is waiting
93Strong
Your brand
Complete your order in one click
93StrongYour brand
Last reminder about your cart
93StrongYour brand
Did you forget something?
88StrongYour brand
{first_name}, your items are waiting
88Strong
Your brand
Your Black Friday list, sorted
88StrongYour brand
Skip the queue: shop from your sofa
88StrongYour brand
Black Friday starts now: up to 40% off
87StrongYour brand
Early access: shop Black Friday first
85Strong
Your brand
Your 5-minute Friday reading list
95StrongYour brand
A better way to plan your week
93StrongYour brand
Why everyone is talking about [topic]
88StrongYour brand
Before your Monday starts
86Strong
Your brand
Come back for 15% off your next order
95StrongYour brand
A lot has changed since you left
93StrongYour brand
Your account is waiting for you
93StrongYour brand
Last email unless you say otherwise
93Strong
Your brand
Will we see you on the 12th?
95StrongYour brand
Doors open at 6pm. You're on the list
95StrongYour brand
Save your seat for Thursday's live demo
93StrongYour brand
Only 25 seats left for the workshop
92Strong
Your brand
Thank you for a wonderful year
93StrongYour brand
Ships by the 22nd: order today
87StrongYour brand
Last day for Christmas delivery
80GoodYour brand
Still need a gift? We can help
80Good
Your brand
For your Valentine (or yourself)
88StrongYour brand
Galentine's picks for your best friends
88StrongYour brand
Book your Valentine's table
81GoodYour brand
Valentine's gifts they'll love
80Good
Your brand
Cyber Monday deals you missed on Friday
93StrongYour brand
{first_name}, your Cyber Monday deal
88StrongYour brand
24 hours of Cyber Monday savings
87StrongYour brand
Final hours: Cyber Monday ends soon
85Strong
What the best email subject lines have in common
Across every campaign type, the lines that hold up share three things. They are specific: a number, a date, a named product or result. They are short enough to read at a glance, with the important words in the first 35 characters. And they match the email: the subject makes a promise the first paragraph keeps.
Examples are a starting point. Your audience is the final judge, so pick two lines with different angles and A/B test them. Or describe your own email to the AI subject line generator for lines written for your campaign.
Frequently asked questions
What are the best email subject lines?
The best subject line is the one that is specific to your email and audience. Strong lines usually name a concrete benefit or detail, fit in about 30–50 characters, and avoid hype. The examples here score well on those checks; test them with your own list.
How do I write a good email subject line?
Decide the single reason someone should open, then say it in plain words with a specific detail. Put the key words first, keep it under about 50 characters, and add preview text that expands on it.
Can I use these subject lines as they are?
Yes. They are written to be copied and adapted. Replace placeholders like {first_name} or [product] with your own details.