Dropbox SignProposals & Contracts
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Comparison · Proposals & Contracts · weekly run Nov 2
Dropbox Sign vs Prospero
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
Prospero is the stronger AI pick in Proposals & Contracts: it has a visibility score of 1.6 versus 0.9 for Dropbox Sign.
Choose Dropbox Sign if…
- You need SOC 2 Type II or ISO 27001 or ISO/IEC 27018:2019 or GDPR or HIPAA or PCI DSS or eIDAS coverage
Choose Prospero if…
- You want the brand AI engines rank higher (1.6 vs 0.9)
- AI answers describe it more positively (100% vs 0% positive)
- Budget-friendly with openly listed flat monthly rates for small teams and freelancers
- Seen as affordable and reliable proposal and contract tool with low entry-level pricing
AI visibility side by side
Latest weekly run · Nov 2
| Metric | Dropbox Sign | Prospero |
|---|---|---|
| Visibility score | 0.9% | 1.6% |
| Change vs last week | New | New |
| Rank in Proposals & Contracts | #39 | #27 |
| Share of voice | 0.2% | 0.5% |
| Mentions this run | 1 | 2 |
| Positive in AI answers | 0% | 100% |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
Dropbox Sign 0pp · Prospero 0pp over 0 weekly runs.
Engine by engine
Prospero leads on 2 of 3 engines
ChatGPT
AI Mode
Perplexity
Dropbox SignProspero
Head to head in AI answers
0 engine answers name both brands
0Dropbox Sign ranked higher
0Prospero ranked higher
Features, pricing & fit
| Dimension | Dropbox Sign | Prospero |
|---|---|---|
| Pricing model | — | Per seat |
| Entry price | — | $19 per seat / mo |
| Free plan | — | No · 14-day trial |
| Deployment | Cloud-hosted on Amazon Web Services | Cloud-based |
| Compliance | SOC 2 Type II, ISO 27001, ISO/IEC 27018:2019, GDPR, HIPAA, PCI DSS, eIDAS | — |
| Support | — | Live chat, Monday to Friday, Email support, Help center, FAQ |
| Founded | 2011 | 2017 |
| Headquarters | San Francisco, California | Tel Aviv, Israel |
| Employees | — | 11–50 |
| Funding | Series B · $16M raised | — |
| Best for | — | Individual freelancers and small businesses, including agencies, that send client proposals. |
Plans side by side
Dropbox Sign
Pricing not available.
Pros and cons
Themes from the AI answers that mention each brand
Dropbox Sign
Profile in progress.
Prospero
- Budget-friendly with openly listed flat monthly rates for small teams and freelancers
- Seen as affordable and reliable proposal and contract tool with low entry-level pricing
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “Dropbox Sign vs Prospero”, https://slateindex.ai/compare/dropbox-sign-vs-prospero, data of Nov 2, 2026. Licence: CC BY 4.0.