Text & Writing Utilities · Free tool

Mail Merge Helper

Paste a template with {{ field }} placeholders and a CSV. Get merged output for each row. Browser-only — no upload, no signup.

Updated May 2026

Template (use {{ field }})Data (CSV with header row)

Placeholders

CSV columns

Rows

Merged outputs (3)

Row 1

Hi Sarah,

Thanks for being part of Acme Inc. Your renewal date is 2026-08-12.

Best,
Jane

Row 2

Hi Tom,

Thanks for being part of Beta Corp. Your renewal date is 2026-09-03.

Best,
Jane

Row 3

Hi Priya,

Thanks for being part of Gamma LLC. Your renewal date is 2026-10-21.

Best,
Jane

Privacy: all merging happens in your browser. Nothing uploaded. Use double curly braces ({{ field }}) for placeholders. Field names match CSV column headers.

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What it does

Paste a template with {{ field }} placeholders and a CSV with a header row. Get one merged output per row, ready to copy. Useful for bulk emails, personalized letters, contract drafts, anywhere you’d otherwise hand-edit the same document many times.

Everything runs in your browser. Nothing uploaded.

Embed this tool on your siteShow snippet

Paste this snippet into any page. Loads on-demand (lazy), no tracking scripts, and sized to most dashboards. Replace the height to fit your layout.

<iframe src="https://freetoolarena.com/embed/mail-merge-helper" width="100%" height="720" frameborder="0" loading="lazy" title="Mail Merge Helper" style="border:1px solid #e2e8f0;border-radius:12px;max-width:720px;"></iframe>

Embed docs →

How to use it

Paste your template using {{ field }} placeholders.
Paste your CSV (first row = headers).
Copy each merged output.