SignNow Alternative
Abundera Sign vs. SignNow
Budget-friendly but evidence-light. When documents need to hold up under scrutiny, the evidence architecture makes the difference.
✕ SignNow
- — No PAdES digital signatures — no green checkmark in Adobe
- — No RFC 3161 trusted timestamps
- — No blockchain anchoring or independent verification
- — No public document verification
- — Basic audit trail without hash-chaining
- — Limited template library
- — Custom pricing for API access
✓ Abundera Sign
- ✓ PAdES-LTA digital signatures
- ✓ Dual RFC 3161 trusted timestamps
- ✓ 5 independent verification anchors
- ✓ Public document verification
- ✓ SHA-256 hash-chained audit trail
- ✓ Court-ready declarations
- ✓ Full API on every plan
What you're giving up for a lower price
SignNow costs less because it does less. If a signature is ever challenged in court, the evidence gap becomes the cost.
What SignNow doesn't have
- ✗ No PAdES-LTA digital signatures
- ✗ No RFC 3161 trusted timestamps
- ✗ No blockchain anchoring
- ✗ No WORM immutable storage
- ✗ No hash-chained audit trails
- ✗ No court-ready declarations
- ✗ No public document verification — recipients must trust SignNow
What Abundera Sign includes
- ✓ PAdES-LTA — green checkmark in Adobe Acrobat
- ✓ Dual RFC 3161 timestamps from independent CAs
- ✓ 5 independent verification anchors
- ✓ WORM immutable storage (3-99 years)
- ✓ SHA-256 hash-chained audit trails
- ✓ 13-section court-ready declarations
- ✓ Full REST API on every plan (88 endpoints)
When a signed document matters enough to defend, the evidence architecture matters more than the monthly bill.
What Abundera Sign includes that SignNow doesn't
✓
PAdES-LTA digital signatures
Green checkmark in Adobe Acrobat via AATL certification
✓
Dual RFC 3161 trusted timestamps
Two independent Timestamp Authorities for redundant proof
✓
5 independent verification anchors
GitHub, GitLab, Bitcoin, Sigstore Rekor, dual TSA
✓
Public document verification
Anyone can verify — no account needed
✓
SHA-256 hash-chained audit trail
Tamper detection is automatic and provable
✓
Court-ready declarations
13-section sworn PDF for litigation support
✓
Full API on every plan
No separate product, no extra cost
✓
No per-seat fees
Plans include users, envelope-based pricing
✓
331 legal templates
Across 30+ categories, legally reviewed
✓
20 languages including RTL
Arabic, Urdu, Japanese, Chinese, and more
✓
Cloud import
Dropbox, Google Drive, OneDrive, SharePoint, Box
✓
Credits never expire
Pay-as-you-go packs with no expiration
Ready to switch from SignNow?
Try the full signing experience — no account needed. Send yourself a document, sign it, and inspect the cryptographic evidence package.