A good tool makes the job easier and gets it done right. Here’s a collection of the tried and trusted FREE online tools I use most often. I’ve tested out many tools and these are the ones I keep coming back to, that have stood the test of time. Save your time searching and evaluating other solutions, try these first.
Essential to check the results of split tests are valid given the test cell size used.
Split test statistical significance calculator -> https://www.zettasphere.com/abcalculator/
Creative and HTML
A selection of tools to help with email HTML coding and common tasks necessary when managing email complaint HTML.
Find symbols to use in subject lines http://emailstuff.org/encoding
Create bullet proof HTML buttons -> http://buttons.cm/
Convert styles to email compliant inline CSS -> https://www.campaignmonitor.com/resources/tools/css-inliner/
Convert Word documents to clean HTML -> http://word2cleanhtml.com/
Convert HTML to Text email version -> https://templates.mailchimp.com/resources/html-to-text/ or https://www.textfixer.com/html/html-to-text.php
Reduce the size of emails with html compressor -> https://htmlcompressor.com/compressor/
Resize and reduce image byte size for faster loading emails -> http://webresizer.com/resizer/
Make, edit and resize animated GIFs -> https://ezgif.com/maker
Preview and create Gmail Promotions block code -> https://litmus.com/community/gmail-promotions-builder
Create placeholder images -> https://placeholder.com/
Stock photos for commercial use -> https://www.freeimages.com/
Copyright free (CC0) clip art -> http://www.clker.com/
Tools to help assess and diagnose the deliverability situation. Use these as first step to get a quick sense of overall deliverability and to guide direction for further diagnosis.
Check blacklists, verify DNS, SMTP, SPF and more -> http://mxtoolbox.com/
Reputation check -> https://www.senderscore.org/
Reputation check -> https://talosintelligence.com/
Broadcom reputation -> https://www.broadcom.com/support/security-center
Barracuda reputation -> http://www.barracudacentral.org/lookups
Microsoft SNDS, find your Microsoft reputation for Hotmail, Live, Outlook.com reputation -> https://sendersupport.olc.protection.outlook.com/snds/
Gmail Postmaster, find your Gmail reputation -> https://www.gmail.com/postmaster/
Get a rough guide on your inbox placement based on Sparkpost data -> https://www.sparkpost.com/email-tools/delivery-index/#/
Test for issues that may impact inbox placement > https://www.experte.com/spam-checker
Email Finder Tools
Looking to find an email address for a personal outreach message? Try ContactOut – Free for 40 emails per month
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“21 free online tools for #emailmarketing ninjas” <- Tweet this
If you’ve a tool that should be added let me know or drop it into the comments below.