Email Advice in Your Inbox Volume 39

Subjectline.com

There's no point in creating amazing-looking emails if they aren't going to get opened.

The guys at Subjectline.com have a great tool to help you test your subject line, with a score out of 100 given based on a few variables such as urgency, the types of words you use and the length of your subject line.

Try it out here

Mailmodo's Dark Mode Checker

Different email clients render emails differently in dark mode.

Dark mode adoption is also on a high, which means you need to ensure that your emails are dark mode ready.

Use this tool to take a peek at what your emails are doing in dark mode in various inboxes.

Try it out here

Parcel's mailto link generator

If you're looking to make replying to your emails simpler for readers, here's where to start.

Generate mailto links with a subject, body, cc and bcc quickly and easily with this tool.

Try it out here

WhatsFont Chrome Extension

This nifty tool helps you ensure your fonts are always footing correctly!

If you’re ever in doubt about your email fonts, use this browser extension to select and check a font style, colour and colour code. Cool, huh?

Try it out here

Read-o-meter

If you read Volume 21, we discussed creating emails for short attention spans.

This great tool helps you define the average time it takes to read your emails, helping you keep things short and sweet.

Try it out here

Originality.AI's character counter

Building on that last tool, this brilliant AI tool helps you define the number of words and characters your copy contains.

It takes it a step further, allowing you to ask their AI engine to condense or expand your text to a target number of words or characters.

Try it out here

Aboutmy.email

This tool gives you a detailed report, checking your domains, headers, content and more to look for problems.

It even has a "Good Practice" review section, which is code for "Does your email seem to comply with Yahoo and Gmail sender requirements?"

Try it out here

LinkShortener.io

A favourite! This tool is what our Ultimate List of Newsletters is built on, and they have some great link, number and email link-tracking and shortening tools.

Their link-in-bio feature is also a winner with creative builder, editor and layout selection. Their upgraded version is highly recommended if you’re serious about tactical tracking.

Try it out here

Sparkloop

One of the most effective ways to collaborate, cross-promote and earn by referring other awesome newsletters.

Sparkloop is a fantastic way to grow your email audience and build connections with fellow email senders. What’s not to love?

Try it out here

Beehiiv

We’re sending the best emails of our lives using Beehiiv. If you’re a newsletter sender curious to try the Hiiv, there’s a reason we’ve featured your next email platform on this list.

If you have fewer than 2500 subscribers, your Beehiiv bill is free, but their paid features open up a whole new world.

(PS: Our community gets a free 30-day trial and 20% off your first 3 months if you try them out)

Try it out here

A quick note*: No one has paid to have these tools promoted, though some are affiliates or paid links if you sign up in some way. We want to keep everything we share transparent, always.

Have a tool you want to share with or promote to our community?

Hit us up and if you’re adding value and helping folks win, let’s get your name up in lights⭐

Let us know what you have to recommend or punt.

What’s happening in email right now?

The year is already in full swing and we’re practically saying goodbye to January. Here are a few of our favourite links from across the email world, carefully curated just for you:

• What is the state of email in 2025? Find out here (via Mailmodo)

• A fun new platform to feature your newsletter (via Email Surf)

• 11 Best newsletters for email senders (via Email Tool Tester)

• Become a certified Email Guru today (via Guru Media Hub)

• 5 Newsletter advert pricing models (via Inbox Collective)

• Brilliant free newsletter resources (via BearMail)

(Do you have any links you think would add value to the community? If so, email us here. We’d love to include them!)

On a lighter note:
More Valentine’s content???

Okay, we get it. We showcased a Valentine’s Day email in our last Volume, but this gem was too good not to share.

The social team at Beehiiv have some of the quirkiest content you’ll find. They put together a few brilliant “Will you bee my Valentine?”, Beehiiv-themed cards to send your significant other.

Check out all 9 of those here 🐝

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