Best Electronic Signature Software in 2026
Updated
35ranked
0free plans on this page
$1.50/molowest paid tier
11 Oct 2026last checked
0 of 7 with known pricing have a free tier;0 apps show full bars: free, open, on most devices and documented.
| # | App | Signal | Free tier | Open code | Devices | From | Score |
|---|---|---|---|---|---|---|---|
| 26 | Foxit eSignAPI | One bar | 0 of 6 | 5.3 | |||
| 27 | AutentiWeb · Android · iPhone · API | Two bars | No | 3 of 6 | €1.67/mo | 5.2 | |
| 28 | Formstack SignWeb · Android · iPhone · API | Two bars | No | 3 of 6 | $250/mo | 5.1 | |
| 29 | Adobe Acrobat SignWeb · API | One bar | 1 of 6 | 5.0 | |||
| 30 | Scrive APIWeb · API | One bar | 1 of 6 | 5.0 | |||
| 31 | SignaturitWeb · API | One bar | No | 1 of 6 | $9/mo | 5.0 | |
| 32 | Formstack FormsWeb | One bar | No | 1 of 6 | $83/mo | 4.9 | |
| 33 | signNowAPI | One bar | No | 0 of 6 | $1.50/mo | 4.9 | |
| 34 | OneSpan SignAPI | One bar | No | 0 of 6 | $22/mo | 4.8 | |
| 35 | SignatureAPIWeb | One bar | No | 1 of 6 | $25/mo | 4.8 |
Compare all 10 in a table
| # | App | Score | Free plan | From | Free plan | Paid from | Monthly send limit | Templates included |
|---|---|---|---|---|---|---|---|---|
| 26 | Foxit eSign | 5.3 | No | 10 | ||||
| 27 | Autenti | 5.2 | No | €1.67/mo | No | 10 /mo | ||
| 28 | Formstack Sign | 5.1 | No | $250/mo | No | |||
| 29 | Adobe Acrobat Sign | 5.0 | No | |||||
| 30 | Scrive API | 5.0 | No | |||||
| 31 | Signaturit | 5.0 | No | $9/mo | No | 5 /mo | 1 | |
| 32 | Formstack Forms | 4.9 | No | $83/mo | No | |||
| 33 | signNow | 4.9 | No | $1.50/mo | No | 8 /user/mo | ||
| 34 | OneSpan Sign | 4.8 | No | $22/mo | No | 22 /user/mo | ||
| 35 | SignatureAPI | 4.8 | No | $25/mo | No | 100 /mo |
More in Sales & CRM
All sales & CRM listsReal Estate CRM Software 249CRM Software 242Proposal Software 134Product Configurator Software 112Contract Management Software 106Membership Management Software 106Bid Management Software 95B2B Contact Data Providers 77WhatsApp Marketing Software 72Lead Capture Software 70Sales Engagement Software 69Sales Prospecting Software 46