Best Mail Merge Software in 2026
Updated
In short: Carbone is ranked #1 of 29 as of 4 October 2026, ahead of DocuSign eSignature and CraftMyPDF. The best-ranked option with a free plan is CraftMyPDF. The lowest first paid tier on this page is YAMM at $2.08/mo.
If you need to turn records into individualized documents or messages, mail merge software can connect your data to repeatable output. Carbone, PDFMonkey, and CraftMyPDF lead the ranked entries, followed by S-Docs and Documint. Compare batch personalization, data sources, delivery channels, and output types against the work you need to produce. API access may matter if merge generation belongs inside a broader workflow; monthly merge limits, free-plan availability, and paid-from pricing help you weigh capacity and cost. The ordering gives you a starting point for considering which options align with your source data, preferred delivery route, and expected volume.
29 mail merge software ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
| # | Platform | Score | Why | From | Free plan | Paid from | Monthly merge limit | |
|---|---|---|---|---|---|---|---|---|
| 1 | Carbone | 7.4 | RecognisedAPIDocumented | $29/mo | Yes | — | — | View |
| 2 | DocuSign eSignature | 7.4 | RecognisedAPIDocumented | $11/mo | No | — | — | View |
| 3 | CraftMyPDF | 7.3 | RecognisedAPIDocumented | $29/mo | Yes | 29 /mo | — | View |
| 4 |  Documint | 7.3 | RecognisedAPIDocumented | $39/mo | No | 39 /mo | 200 merges/mo | View |
| 5 | PDF4me Merge & Split | 7.3 | RecognisedAPIDocumented | Free | Yes | — | — | View |
| 6 | PDFMonkey | 7.3 | RecognisedAPIDocumented | €5/mo | Yes | — | — | View |
| 7 | Docmosis | 6.8 | RecognisedAPIDocumented | $49/mo | No | 49 /mo | — | View |
| 8 | Formstack DocumentsFormstack (Intellistack, LLC) | 6.8 | RecognisedAPIDocumented | $31.99/mo | No | 250 /mo | — | View |
| 9 | PDF Generator APIActual Reports OÜ | 6.8 | RecognisedAPIDocumented | €6.67/mo | No | — | — | View |
| 10 | EDocGen | 6.7 | RecognisedAPIDocumented | $199/mo | No | 199 /mo | — | View |
| 11 | S-Docs | 6.6 | RecognisedAPIDocumented | — | — | — | — | View |
| 12 | Conga CLM | 6.5 | RecognisedAPIDocumented | — | No | — | — | View |
| 13 | APITemplate.io | 5.9 | RecognisedAPIDocumented | $19/mo | Yes | 19 /mo | — | View |
| 14 | BetterMerge | 5.9 | RecognisedAPIDocumented | Free | Yes | — | — | View |
| 15 | G Merge Plus | 5.9 | RecognisedAPIDocumented | $6/mo | Yes | — | — | View |
| 16 | Mailmeteor | 5.9 | RecognisedAPIDocumented | $5.99/mo | Yes | — | — | View |
| 17 |  Adobe PDF Services APIAdobe | 5.8 | RecognisedAPIDocumented | — | Yes | — | — | View |
| 18 | YAMM | 5.8 | RecognisedAPIDocumented | $2.08/mo | Yes | — | — | View |
| 19 | Mergo | 5.5 | RecognisedAPIDocumented | — | Yes | — | — | View |
| 20 | Formstack Forms | 5.2 | RecognisedAPIDocumented | $83/mo | No | 250 /mo | — | View |
| 21 |  Windward Core | 5.1 | RecognisedAPIDocumented | — | — | — | — | View |
| 22 | DocuSign Gen | 5.0 | RecognisedAPIDocumented | $20/mo | No | — | — | View |
| 23 |  Mail Merge Toolkit | 5.0 | RecognisedAPIDocumented | — | No | — | — | View |
| 24 | Plumsail DocumentsPlumsail | 5.0 | RecognisedAPIDocumented | — | No | 25 /mo | — | View |
| 25 |  Text Control ReportingCloud | 5.0 | RecognisedAPIDocumented | $39/mo | No | — | 300 merges/mo | View |
Is your platform on this list?
Numbered spots on this list can be sponsored. They are labelled, and the editorial order and scores never change for payment.
Questions about this list
Which mail merge software is ranked first on Inferse?
Carbone is ranked #1 of 29 with a score of 7.4. DocuSign eSignature is second and CraftMyPDF third.
How many of these have a free plan?
9 of the 25 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, YAMM has the lowest first paid tier we found: $2.08/mo.
How is this list ranked?
Ranked on what each maker publishes, open and connectable first: a public API, open-source code, the depth of its documentation and a free tier to try it on. Model lists are sorted by the figure in their title, exactly as each provider publishes it. Paid placements never change a rank.