Best Mail Merge Software in 2026
Updated
29 mail merge software ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
29ranked
0free plans on this page
$29/molowest paid tier
5 Oct 2026last checked
Mail Merge Software, one module each. A lit port is something its maker publishes; 0 of the 4 on this page have a public API.
- 26 PlainMerge API not on recordOSS not on recordFREE not on recordDOCS 4.9
- 27 Docupilot API not on recordOSS not on recordFREE not on recordDOCS 4.8$29/mo
- 28 Nintex DocGen API not on recordOSS not on recordFREE not on recordDOCS 4.7
- 29 GMass API not on recordOSS not on recordFREE not on recordDOCS 4.6
Compare all 4 in a table
| # | Platform | Score | Free plan | From | Free plan | Paid from | Monthly merge limit | Data sources |
|---|---|---|---|---|---|---|---|---|
| 26 | PlainMerge | 4.9 | No | — | No | — | — | Excel .xlsx, .xls, and .ods files |
| 27 | Docupilot | 4.8 | No | $29/mo | No | 29 /mo | — | — |
| 28 | Nintex DocGen | 4.7 | No | — | No | — | — | — |
| 29 | GMass | 4.6 | No | — | No | — | — | — |