Outlook Calendar vs Zadarma Calling, SMS, AI

Outlook Calendar and Zadarma Calling, SMS, AI are evenly matched on rating (3.4★ vs 3.4★) — the differentiator comes down to pricing fit, feature breadth, and which app's interaction pattern suits your team's workflow.

On pricing, Zadarma Calling, SMS, AI offers a free tier (Free plan available) while Outlook Calendar starts at From $5/mo. The free option meaningfully reduces evaluation cost, particularly at low usage volumes where the entry-paid tier can outpace the value delivered.

Outlook Calendar has the larger user base (1,545 reviews vs 27), which usually maps to broader integration coverage, faster bug-fix cadence, and a deeper bench of community workflow patterns. Zadarma Calling, SMS, AI's smaller cohort can be an advantage for niche workflows where the bigger app has accumulated bloat.

Recommended evaluation path: install both apps' free tiers (where available) and run them in parallel on a small cohort for 7-14 days before committing. The data tables below show the per-feature breakdown — for most teams the deciding factor will be a single integration or workflow detail that's hard to compare from listing pages alone.

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.

Is Outlook Calendar or Zadarma Calling, SMS, AI cheaper?

Zadarma Calling, SMS, AI is the cheaper option — it offers a free plan (Free plan available). Outlook Calendar starts at From $5/mo. Both publish their pricing on the HubSpot App Marketplace; AppRanks mirrors what's listed on each refresh cycle.

Which has better reviews, Outlook Calendar or Zadarma Calling, SMS, AI?

Outlook Calendar (3.4★, 1,545 reviews) and Zadarma Calling, SMS, AI (3.4★, 27 reviews) are essentially tied on rating. Look at review velocity and individual reviewer quotes — both visible on each app's detail page — to differentiate.

Should I choose Outlook Calendar or Zadarma Calling, SMS, AI?

Outlook Calendar holds the higher average rating (3.4★ vs 3.4★). That is the one dimension AppRanks can separate them on here — read both apps' detail pages for the feature breakdown and recent listing changes.

Which is faster to set up, Outlook Calendar or Zadarma Calling, SMS, AI?

Both apps are one-click installs from the HubSpot App Marketplace. Outlook Calendar has the deeper published review base (1,545 vs 27), 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.

Which works better for small vs large HubSpot App Marketplace teams?

Outlook Calendar typically suits early-stage and growth-mode teams based on its published review base (1,545 reviews). Zadarma Calling, SMS, AI typically suits early-stage and growth-mode teams based on its published review base (27 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.

Can I migrate data between Outlook Calendar and Zadarma Calling, SMS, AI?

Migration support varies by app and category. Outlook Calendar and Zadarma Calling, SMS, AI 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 Zadarma Calling, SMS, AI" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.