Spintax Generator & Tester
Test your spin syntax before sending. Paste any copy with {option1|option2} brackets to calculate total possible variation counts, detect syntax errors, and preview randomized variations in real time. Runs 100% in your browser.
How it works
Get started with spintax tester in a few simple steps.
Paste your Spintax text
Type or paste your email subject line or body copy with {Option A|Option B|Option C} brackets.
Test syntax & combinations
Click Test Spintax. The tool instantly validates bracket pairing and calculates the total unique combination count.
Generate random samples
Click Generate Sample to see how different prospects will receive your randomized variations.
Why use this free tool
Everything you need, integrated in one workspace.
- Calculates exact total combination permutations instantly
- Flags unclosed or mismatched curly brackets and empty pipe delimiters
- One-click sample generator simulates what prospects actually read
- 100% client-side: your proprietary email copy never leaves your browser
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More free tools to power your email workflow.
Frequently asked questions
What is Spintax?
Spintax is a syntax used in cold outreach to create randomized variations of words and phrases ({Hi|Hello|Hey}), preventing spam filters from detecting repetitive bulk emails.
Does OutSends support Spintax natively?
Yes! OutSends supports AI Spintax across subject lines, email bodies, and automated sequences with zero extra plugins required.
Is this Spintax tester completely free?
Yes, this tool is 100% free and runs directly inside your web browser without requiring an account or credit card.
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