Clear-cut email subject lines for any setting, incl. newsletter

Those few words next to the sender name and preview text in your inbox? They matter a lot. In fact, 47% of email recipients open an email solely based on the subject line, and 69% report spam on the subject line alone.

But you don't need just good email subject lines. No, what you need is the best email subject lines. Only when you’re sure your emails are noticeable do they have a chance to be opened.

Where can you get such great email subject lines? Funny you ask, as we've got plenty of unique, different subject lines you can use today. All you need to do is choose your industry or occasion and find your perfect subject line. Jump right in!

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Professional email subject line examples

Looking for the best subject lines? Check the following templates, guaranteed to grab your recipient's attention:

Catchy email subject line examples

Catchy subject lines hook your subscribers from the beginning and don't let go of them until they scroll through your email. Grab one of the catchy email subject lines for your campaign and see for yourself:

What not to do with [Product/Service/Feature]

Get your [Benefit] back

As seen on your favorite influencers

We accidentally created the best [Product]

Calling all [Noun] lovers!

Flash sale subject line examples

Are you planning to launch a flash sale? Use the subject line to announce that "poof and great deals are gone – hurry!". Here's a bunch of effective ones to choose from:

Flash sales: these goods are a rare gem

Time's ticking – start clicking for 50% off

Our super duper flash sale ends tonight!

40% off are waiting... But not for long!

It's called a flash sale for a reason! Hurry!

Best newsletter subject line examples

You might have the best newsletter in the world. But if nobody opens it... What's the point? Avoid this nightmare and use our well-crafted email titles:

[Pain point]: Are you making these mistakes?

X secrets to [Desired outcome]

We're just in time to make your [Occasion] perfect

Here's what you need to know to win [Situation]

[Topic] ideas that WOW

Welcome email subject lines

Welcome emails are perfect for making a lasting impression. But don't forget that your first introduction starts with good subject lines. Here are 5 of them:

Welcome to the world of [Brand]

Oh, hello friend

Welcome! Your 10% off inside

Thank you kindly for signing up

You've just become our newest member!

Promotional email subject line examples

Promoting products, services, or offers is hard. At least we've got the email marketing subject lines covered for you. Choose your favorite from promotional and sales email subject lines:

You + our exclusive offer = Pure bliss

Something to get you in a good mood – 60% off!

We're an (almost) 5-star brand for a reason!

See what others are saying about [Service]

How can [Product] help you reach [Desired outcome]?

Holiday email subject line examples

You've got so much on your marketer hands around holidays and you have to create subject lines on top? Oh my. Let us help you with your email headline at least:

Let your style bloom with 30% off

An email filled with treats. No tricks!

We're thankful for you

Irresistible Black Friday deals inside!

Simple way to make this Christmas magical

Subject lines for cold emails

The trick to boosting the open and click-through rate of cold emails? Cold email subject lines. But only if you make it short and personal. If that doesn't work – make it funny. Take a look at how it's done:

[Name], get [Desired outcome] in X days

Your [Company name] impressed us! Let's connect

[Name], your next big idea starts here!

Knock knock. Who's at your inbox door?

Let's grab a virtual drink?

Create your first email campaign with Sender

Ready to make your subject line shine? Take the next step and easily craft your first email using Sender's intuitive drag-and-drop builder! With our human-friendly dashboard and features, such as automation, popups, and more, your email marketing journey will get much simpler.
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Email subject lines FAQs

1.

What is an email subject line?

An email subject line is a brief description that summarizes the content or purpose of an email. It's like a message header, giving recipients a preview of what to expect inside.

2.

What should be put in the subject line of an email?

In the subject line of an email, you should put a concise summary or description of the email's content or purpose. It helps recipients understand what the email is about before opening it.

3.

How long should an email subject line be?

A message subject line should ideally be around 6 to 10 words or 40 to 60 characters in length. This ensures it's concise and can be easily read on various devices without being cut off.

4.

How to write a subject line for an email?

To write a subject line for an email, follow these practices:

  • Be clear and concise. Summarize the main point or purpose of the email in a few words.
  • Use action-oriented language. Use verbs to encourage the recipient to take action or engage with the email.
  • Personalize when possible. Address the recipient by name or tailor the subject line to their interests or needs.
  • Create urgency or curiosity. Use words or phrases that prompt the recipient to open the email immediately.
  • Avoid spam trigger words. Steer clear of spammy language or excessive punctuation that could trigger spam filters.
  • Keep it short. Aim for around 6 to 10 words or 40 to 60 characters to ensure the subject line is easily readable and not cut off on various devices.

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