SignDesk (Melento) vs SignYu: Aadhaar eSign API compared
SignDesk, now Melento, is a document execution and contract platform with an eSign API on its Enterprise tier.
Last verified 2026-10-01
At a glance
| SignYu | SignDesk (Melento) | |
|---|---|---|
| Pricing model | Monthly API access plus pay per signature | Tiered plans, prices not published; API on Enterprise tier |
| Published price | ₹999/month + ₹15/signature | Not published |
| Minimum commitment | None | API access is listed on the Enterprise tier only. |
| Trial or sandbox | 3-day free trial | Free Individual tier (3 documents per month) for the web product; API sandbox not verified. |
| Self serve signup | Yes | No, via sales |
| SDKs | Official Node.js and Python SDKs, OpenAPI spec | Pre-built SDKs and widgets are mentioned; languages are not listed. |
| Webhooks | Yes, HMAC SHA-256 signed | Real-time callback and webhook support is listed on the eSign API page. |
| Focus | Aadhaar eSign for SMBs and developers | Contract lifecycle, document execution and digital stamping for enterprises |
About SignDesk (Melento)
SignDesk has rebranded to Melento, and signdesk.com pages now redirect to melento.ai. Melento's pricing lists Individual, SMB, Corporate and Enterprise tiers without INR amounts; Aadhaar signatures start at the SMB tier and are bought by contacting the team, while API access and digital stamping are listed on the Enterprise tier. The eSign API page mentions pre-built SDKs, widgets, and real-time callback and webhook support.
- eSign API with pre-built SDKs and widgets
- Callbacks and webhooks
- Digital stamping and white-label options at Enterprise tier
Choose SignDesk (Melento) if
- You need eSign plus digital stamping and contract workflows
- You want white-label signing at enterprise scale
- You have a procurement process for an Enterprise plan
Choose SignYu if
- You want published pricing today: ₹999/month for API access plus ₹15 per signature on credit packs of 10 or more (GST inclusive)
- You want to self-serve: sign up, start a 3-day trial, and create an API key without a sales call
- You only need Aadhaar OTP eSign on PDFs, not a full KYC suite
- You want a small REST API (create, add signers, send, get, certificate) with HMAC-signed webhooks
Frequently asked questions
Is SignDesk the same as Melento?
Yes. signdesk.com pricing and eSign API pages now redirect to melento.ai.
Which Melento plan includes the API?
Melento's pricing page lists API access on the Enterprise tier, which is sold through the sales team.
Does SignYu gate the API behind an enterprise plan?
No. API access is a single plan at ₹999/month with a 3-day free trial, and signatures are paid from credits.
Sources for SignDesk (Melento): melento.ai, melento.ai. Prices and features change; confirm with SignDesk (Melento) before deciding.