Quick verdict
Choose SiftHub for B2B SaaS presales teams handling DDQs and security questionnaires; choose Vercor for solo consultants and lean teams juggling proposals, grants, and questionnaires. Vercor lists a starting price of $0 (free tier), while SiftHub is quote-only. In our capability model SiftHub leads on DDQs, security questionnaires, AI drafting and integrations, while Vercor leads on self-serve setup.
Both profiles reviewed Oct 2026
2 of 70 profiles, one scoring modelNo paid placementSources checked: 10Choose SiftHub or Vercor
SI
Choose SiftHub when
- B2B SaaS presales teams handling DDQs and security questionnaires.
- You need stronger DDQs, security questionnaires and AI drafting than Vercor offers.
VE
Choose Vercor when
- Solo consultants and lean teams juggling proposals, grants, and questionnaires.
- You need stronger self-serve setup than SiftHub offers.
- You want a listed starting price: $0 (free tier).
- SiftHub: B2B SaaS presales teams handling DDQs and security questionnaires.
- Vercor: Solo consultants and lean teams juggling proposals, grants, and questionnaires.
- Pricing: SiftHub Custom vs Vercor $0 (free tier)
Side-by-side comparison
| Capability | SiftHub | Vercor | Edge |
|---|---|---|---|
| Best for | B2B SaaS presales teams handling DDQs and security questionnaires. | Solo consultants and lean teams juggling proposals, grants, and questionnaires. | - |
| Starting price | Custom | $0 (free tier) | Vercor |
| Free tier | No | Yes | Vercor |
| RFPs | 2/3 | 2/3 | Match |
| DDQs | 3/3 | 2/3 | SiftHub |
| Security questionnaires | 3/3 | 2/3 | SiftHub |
| AI drafting | 3/3 | 2/3 | SiftHub |
| Answer library | 2/3 | 2/3 | Match |
| Source attribution | 3/3 | 3/3 | Match |
| Workflow & approvals | 1/3 | 1/3 | Match |
| Integrations | 2/3 | 0/3 | SiftHub |
| Self-serve onboarding | 1/3 | 3/3 | Vercor |
| ISO 27001 | ISO 27001 | Not listed | - |
| SOC 2 | SOC 2 | Not listed | - |
| US hosting | Not listed | Not listed | - |
| EU hosting | Not listed | Not listed | - |
| Slack | Slack | Not listed | - |
| Microsoft Teams | Not listed | Not listed | - |
| AWS, Azure, GCP | Not listed | Not listed | - |
| Listed integrations | Slack, Salesforce, Confluence | None listed | - |
| Certifications | SOC 2, ISO 27001 | None listed | - |
What they look like
SI SiftHub
VE Vercor
Security: ISO 27001, SOC 2, and regional hosting
Put SiftHub and Vercor through the same three questions a security reviewer will ask: ISO 27001, SOC 2, and whether you can keep the tenancy in the US or the EU. Cells say Not listed when we could not find the claim on a public vendor page.
| Check | SiftHub | Vercor |
|---|---|---|
| ISO 27001 | ISO 27001 | Not listed |
| SOC 2 | SOC 2 | Not listed |
| US hosting | Not listed | Not listed |
| EU hosting | Not listed | Not listed |
Slack and Microsoft Teams
During a live questionnaire, SMEs get pinged in Slack or Teams, not in a vendor portal. Here is what SiftHub and Vercor publish for those two connections.
| Connection | SiftHub | Vercor |
|---|---|---|
| Slack | Slack | Not listed |
| Microsoft Teams | Not listed | Not listed |
Subprocessors: the big three clouds, then the niche names
Compare SiftHub and Vercor on AWS, Azure and GCP first. Then scan for niche processors a reviewer should pause on: third-party LLMs, session replay, or support that leaves the region you elected.
| Layer | SiftHub | Vercor |
|---|---|---|
| AWS, Azure, GCP | Not listed | Not listed |
| Watch-outs | No niche processors flagged in our sourced list. | No niche processors flagged in our sourced list. |
Pricing breakdown
SiftHub
No public prices. Custom quotes for the RFP Agent or the full platform, on a transaction-based consumption model (answers, proposals and insights consume transactions). No free trial.
Vercor
Free forever plan covers requirement extraction and compliance checklists for 1 seat. Pro is $249/mo billed annually ($299 monthly) with 15 proposal generations per period and $50 per extra generation; Unlimited is $415/mo billed annually ($499 monthly). No contracts or setup fees.
Who should pick SiftHub
SiftHub is the pick for B2B SaaS presales teams handling DDQs and security questionnaires.
- Presales-focused AI answering
- Strong on DDQs and security questionnaires (SIG, CAIQ, VSAQ)
- Citations with last-updated dates on every answer
Who should pick Vercor
Vercor is the pick for solo consultants and lean teams juggling proposals, grants, and questionnaires.
- A real free tier lets you extract requirements and build checklists at no cost.
- Vercor says every drafted paragraph links to an RFP page or knowledge-base document, and missing facts become tracked placeholders.
- Covers grants alongside RFPs and questionnaires, which is unusual.
Final verdict
These tools solve different problems, so the right pick depends on your priorities. Vercor publishes its starting price ($0 (free tier)); SiftHub is quote-only. In our capability model, SiftHub leads on DDQs, security questionnaires, AI drafting, and integrations, while Vercor leads on self-serve setup. SiftHub has the edge on DDQs and security questionnaires combined in our capability model. Many teams also run a dedicated AI-drafting tool alongside their existing stack rather than switching wholesale.
Read the full SiftHub review or Vercor review, or browse all RFP & DDQ software.
Frequently asked questions
What is the difference between SiftHub and Vercor?
SiftHub: AI sales assistant for presales DDQs and questionnaires. Vercor: Self-serve AI for RFPs, grants, and questionnaires. SiftHub is best for B2B SaaS presales teams handling DDQs and security questionnaires. Vercor is best for solo consultants and lean teams juggling proposals, grants, and questionnaires.
Which is cheaper, SiftHub or Vercor?
Vercor publishes a starting price ($0 (free tier)). SiftHub is quote-only, so request a quote for the same scope before comparing cost.
Is SiftHub or Vercor better for DDQs and security questionnaires?
SiftHub scores higher on DDQ and security-questionnaire handling in our capability model, though both support them.
Do SiftHub and Vercor both handle RFPs?
SiftHub: yes, a core strength. Vercor: yes, a core strength.
Which should you choose, SiftHub or Vercor?
SiftHub is the pick for B2B SaaS presales teams handling DDQs and security questionnaires. Vercor is the pick for solo consultants and lean teams juggling proposals, grants, and questionnaires.
Are there alternatives to SiftHub and Vercor?
Yes. Browse the full directory of RFP, DDQ, and security-questionnaire platforms for more options and side-by-side comparisons.
Do SiftHub and Vercor list ISO 27001, SOC 2, and US or EU hosting?
SiftHub: ISO 27001 ISO 27001, SOC 2 SOC 2, US Not listed, EU Not listed, Slack Slack, Teams Not listed, clouds Not listed. Vercor: ISO 27001 Not listed, SOC 2 Not listed, US Not listed, EU Not listed, Slack Not listed, Teams Not listed, clouds Not listed. Confirm both on the vendor sites.
Source registry
Every page we read for these profiles, with the month it was last checked. Anything without a source is shown as not publicly disclosed. Spot an outdated fact? Send it from the corrections page.
SiftHub
Pricing
Security and compliance
- No security source URL recorded. Treat certifications and hosting as not publicly disclosed.
Product and integrations
Third-party reviews
Vercor
Pricing
Security and compliance
- No security source URL recorded. Treat certifications and hosting as not publicly disclosed.
Product and integrations
Third-party reviews
- No review-site source recorded.