Best Mail Merge Software in 2026
Updated
29ranked
0free plans on this page
$11/molowest paid tier
8 Oct 2026last checked
Input list Mail Merge Software 4 channels on this page · 17 of 32 spec lines stated by the makers
Ch Tool Free planPaid fromMonthly merge limitData sourcesOutput typesDelivery channelsBatch personalizationAPI access Spec sheet Score
26 DocuSign eSignature Free planNoPaid fromnot statedMonthly merge limitnot statedData sourcesSalesforce customer data, product data, pricing data, standard objects, related objects, Salesforce Billing, Salesforce Subscription ManagementOutput typesMicrosoft Word, PDF, DocuSign documents, NDAs, MSAs, statements of work, quotes, proposals, invoices, transaction receipts, account statementsDelivery channelsdocumentsBatch personalizationYesAPI accessYes 6/8spec lines stated 6.5
27 Formstack Forms Free planNoPaid from$250/moMonthly merge limitnot statedData sourcesnot statedOutput typesnot statedDelivery channelsnot statedBatch personalizationnot statedAPI accessYes 3/8spec lines stated 6.1
28 DocuSign Gen Free planNoPaid fromnot statedMonthly merge limitnot statedData sourcesSalesforce customer data, product data, pricing data, standard objects, related objects, Salesforce Billing, Salesforce Subscription ManagementOutput typesMicrosoft Word, PDF, DocuSign documents, NDAs, MSAs, statements of work, quotes, proposals, invoices, transaction receipts, account statementsDelivery channelsdocumentsBatch personalizationYesAPI accessYes 6/8spec lines stated 5.7
29 Nintex DocGen Free planNoPaid fromnot statedMonthly merge limitnot statedData sourcesnot statedOutput typesnot statedDelivery channelsnot statedBatch personalizationnot statedAPI accessYes 2/8spec lines stated 5.2
Compare all 4 in a table
| # | Tool | Score | Free plan | From | Free plan | Paid from | Monthly merge limit | Data sources |
|---|---|---|---|---|---|---|---|---|
| 26 | DocuSign eSignature | 6.5 | No | $11/mo | No | — | — | Salesforce customer data, product data, pricing data, standard objects, related objects, Salesforce Billing, Salesforce Subscription Management |
| 27 | Formstack Forms | 6.1 | No | $83/mo | No | 250 /mo | — | — |
| 28 | DocuSign Gen | 5.7 | No | $20/mo | No | — | — | Salesforce customer data, product data, pricing data, standard objects, related objects, Salesforce Billing, Salesforce Subscription Management |
| 29 | Nintex DocGen | 5.2 | No | — | No | — | — | — |