Side-by-side comparison · 24 data points
See what's really happening in your pipeline. Forecast revenue accurately.
| Forecastio App | Outlook Calendar | |
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| Description | ||
| Screenshots | — | — |
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Book meetings quickly and easily with HubSpot and Outlook Calendar.
| Metric | Forecastio App | Outlook Calendar |
|---|---|---|
| Rating | — | 3.4 ★ |
| Total reviews | 0 | 1.5k |
| Active installs | 17+ | 139,727+ |
| Free plan | — | — |
| Pricing | Sales Forecasting | From $5/mo |
| Pricing tiers | 1 tier | ★ 3 tiers |
| Listed since | Jul 2026 | Jan 2019 |
Based on the data on this page, Outlook Calendar is the stronger choice for most HubSpot App Marketplace teams — 3.4★ vs Forecastio App's 0.0★ is a meaningful gap that usually reflects real product or support quality differences across the user base.
Pricing entry tiers: Forecastio App at Sales Forecasting, Outlook Calendar at From $5/mo. 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.
Outlook Calendar has the larger user base (1,545 reviews vs 0), which usually maps to broader integration coverage, faster bug-fix cadence, and a deeper bench of community workflow patterns. Forecastio App's smaller cohort can be an advantage for niche workflows where the bigger app has accumulated bloat.
Recommended by size: small/early-stage teams who need fast install and low risk should default to Outlook Calendar; mid-market and enterprise teams with specific feature requirements should evaluate both — Forecastio App's 0-review base may include the workflow context that matches your specific use case better than Outlook Calendar'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 HubSpot App Marketplace 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: Forecastio App audit • Outlook Calendar audit
Both Forecastio App and Outlook Calendar offer paid plans only. Forecastio App starts at Sales Forecasting; Outlook Calendar starts at From $5/mo. Compare the per-tier features in the Pricing section above before committing.
AppRanks cannot separate these two on rating, because neither publishes one. Outlook Calendar does carry the larger published review base (1,545 vs 0). Read both apps' detail pages for the feature breakdown and recent listing changes.
Both apps are one-click installs from the HubSpot App Marketplace. Outlook Calendar has the deeper published review base (1,545 vs 0), 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.
Forecastio App typically suits early-stage and growth-mode teams based on its published review base (0 reviews). Outlook Calendar typically suits early-stage and growth-mode teams based on its published review base (1,545 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. Forecastio App and Outlook Calendar 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 Forecastio App" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.