Dropbox Sign Alternative

Abundera Sign vs. Dropbox Sign

Formerly HelloSign, simple but limited evidence. Abundera Sign provides stronger evidence, lower cost, and no per-seat fees.

✕ Dropbox Sign

  • — Recently discontinued SharePoint integration (March 2026)
  • — No native PAdES certificate on standard signatures (EU qualified signatures only via a third-party partner)
  • — No RFC 3161 trusted timestamps
  • — No public verification or independent evidence anchors
  • — Audit trail lacks cryptographic timestamps and independent anchors
  • — API only on paid plans
  • — SharePoint integration discontinued March 2026; Dropbox Forms discontinued 2025

✓ 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

Pricing comparison

Dropbox Sign

$15–25/user/mo

Essentials: $15/mo (single user, 5 templates), Standard: $25/user/mo (min 2 users). Premium: custom.

Abundera Sign

$29–299/mo (no per-seat fees)

Starter: $29/mo (50 envelopes, 2 users). Professional: $99/mo (200 envelopes, 5 users). Business: $299/mo (1,000 envelopes, 15 users). API included on all plans. PAYG from $1.49/envelope.

What Abundera Sign includes that Dropbox Sign 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
✓
1,000+ ready-to-use templates
Across 30+ categories
✓
26 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

Comparison notes reflect Dropbox Sign’s published pricing and support documentation as of July 2026, including Dropbox's SharePoint integration notice, API pricing, and QES announcement. Spotted something out of date? Email legal@abundera.ai and we’ll fix it.

Ready to switch from Dropbox Sign?

Try the full signing experience, no account needed. Send yourself a document, sign it, and inspect the cryptographic evidence package.

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