Side-by-side comparison · 24 data points
Congress KnowWho is the only fully native Salesforce congressional directory, updated daily with the latest contact, election, and biographical details for Members of Congress, their staff, committees, and leadership offices.
| Congress KnowWho for Salesforce | ZoomInfo SalesOS - Global Data, Sales Intelligence & Automation | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | — | — |
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Power Your Sales Team with Real-Time B2B Intelligence—Without Ever Leaving Salesforce
| Metric | Congress KnowWho for Salesforce | ZoomInfo SalesOS - Global Data, Sales Intelligence & Automation |
|---|---|---|
| Rating | ★ 5.0 ★ | 4.6 ★ |
| Total reviews | 26 | ★ 348 |
| Free plan | — | — |
| Pricing | paid | paid |
| Pricing tiers | 1 tier | 1 tier |
| Listed features | 3 | ★ 6 |
| Languages | 1 supported | 1 supported |
| Listed since | Sep 2010 | Dec 2019 |
Based on the data on this page, Congress KnowWho for Salesforce is the stronger choice for most Salesforce AppExchange admins — 5.0★ vs ZoomInfo SalesOS - Global Data, Sales Intelligence & Automation's 4.6★ is a meaningful gap that usually reflects real product or support quality differences across the user base.
Pricing entry tiers: Congress KnowWho for Salesforce at paid, ZoomInfo SalesOS - Global Data, Sales Intelligence & Automation at paid. Check each app's tier structure for the capacity limits you actually need before deciding — the headline number is the same shape, but the gating shape per tier (seats, usage volume, integrations) varies.
ZoomInfo SalesOS - Global Data, Sales Intelligence & Automation has the larger user base (348 reviews vs 26), which usually maps to broader integration coverage, faster bug-fix cadence, and a deeper bench of community workflow patterns. Congress KnowWho for Salesforce's smaller cohort can be an advantage for niche workflows where the bigger app has accumulated bloat.
Recommended by size: small/early-stage admins who need fast install and low risk should default to Congress KnowWho for Salesforce; mid-market and enterprise admins with specific feature requirements should evaluate both — ZoomInfo SalesOS - Global Data, Sales Intelligence & Automation's 348-review base may include the workflow context that matches your specific use case better than Congress KnowWho for Salesforce's broader-but-shallower coverage.
This verdict is generated from the live marketplace data on this page — rating, review count, pricing tier, and category position all refresh from the canonical Salesforce AppExchange listing every 24 hours. AppRanks does not accept payment to influence comparison outcomes; the methodology is documented on the About page and applies identically to every pair on the site.
Read each app's audit: Congress KnowWho for Salesforce audit • ZoomInfo SalesOS - Global Data, Sales Intelligence & Automation audit
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| Keyword | Congress KnowWho for Salesforce | ZoomInfo SalesOS - Global Data, Sales Intelligence & Automation |
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| contact | #86 | #15 |
No tracked changes.
Both Congress KnowWho for Salesforce and ZoomInfo SalesOS - Global Data, Sales Intelligence & Automation offer paid plans only. Congress KnowWho for Salesforce starts at paid; ZoomInfo SalesOS - Global Data, Sales Intelligence & Automation starts at paid. Compare the per-tier features in the Pricing section above before committing.
Congress KnowWho for Salesforce has the higher average rating (5.0★ from 26 reviews) compared to ZoomInfo SalesOS - Global Data, Sales Intelligence & Automation (4.6★ from 348 reviews). Both are tracked daily by AppRanks, so the figures here update each refresh cycle.
Congress KnowWho for Salesforce holds the higher average rating (5.0★ vs 4.6★). That is the one dimension AppRanks can separate them on here — read both apps' detail pages for the feature breakdown and recent listing changes.
Both apps are one-click installs from the Salesforce AppExchange. ZoomInfo SalesOS - Global Data, Sales Intelligence & Automation has the deeper published review base (348 vs 26), which often — though not always — accompanies better-tested setup docs. AppRanks doesn't measure setup time directly: read the recent reviews on each app's detail page for user-reported install experience.
Congress KnowWho for Salesforce typically suits early-stage and growth-mode teams based on its published review base (26 reviews). ZoomInfo SalesOS - Global Data, Sales Intelligence & Automation typically suits early-stage and growth-mode teams based on its published review base (348 reviews). A larger review base generally means the app has been exercised at scale — relevant if you are processing high volume or handling enterprise compliance requirements.
Migration support varies by app and category. Congress KnowWho for Salesforce and ZoomInfo SalesOS - Global Data, Sales Intelligence & Automation both publish their export options on their marketplace listing pages (or in their support docs); some apps offer one-click import from competitors, others require CSV. The fastest check: search "import from Congress KnowWho for Salesforce" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.