Staxly

SavvyCal vs OneSignal

The indie-darling scheduling tool — polished UX, overlay-first design
vs. Mobile + web push, email, SMS, and in-app messaging at consumer scale

SavvyCal websiteOneSignal website

Pricing tiers

SavvyCal

Basic
$12/user/mo (or $120/year). Unlimited event types, round-robin, single signatures.
$12/mo
Premium
$20/user/mo (or $200/year). Custom branding, custom domain, ranked/round-robin routing, webhooks.
$20/mo
Lifetime
$199 one-time. Full Premium forever (for early supporters / occasional offers).
$199/mo
SavvyCal website

OneSignal

Free
Unlimited mobile push, 10K web push subs, 10K email/mo, 1 journey. GDPR compliant.
Free
Growth
$19/mo + usage. 20K email/mo included, then $1.50/1K. 3 journeys. Advanced in-app.
$19/mo
Professional
Custom. Unlimited volume, 20 journeys, CSV export, prioritized support.
Custom
Enterprise
Custom. Dedicated CSM, SLA, frequency capping, advanced permissions, HIPAA options.
Custom
OneSignal website

Free-tier quotas head-to-head

Comparing basic on SavvyCal vs free on OneSignal.

MetricSavvyCalOneSignal
active journeys1 journeys
email monthly10000 emails/mo
mobile pushUnlimited subscribers
web push subscribers10000 subscribers

Features

SavvyCal · 15 features

  • AutomationsReminders + follow-ups.
  • Buffer TimeBefore/after meetings.
  • Calendar OverlaySee recipient cal overlayed on yours.
  • CollectiveFind time that works for all hosts.
  • Collective Round-RobinBest of both.
  • Custom BrandingLogo + colors.
  • Custom Domaincal.yourbrand.com.
  • Embed WidgetInline + popup for websites.
  • Group EventsMany attendees → 1 host.
  • One-on-OneStandard solo meetings.
  • Paid BookingsStripe integration.
  • Ranked AvailabilitySuggest preferred times.
  • Round-RobinDistribute across hosts.
  • TeamsShared scheduling for teams.
  • WebhooksReal-time events (Premium).

OneSignal · 12 features

  • A/B TestingSplit testing across push, email, in-app.
  • Analytics + CohortsDelivery, open, click, conversion metrics + retention cohorts.
  • EmailTransactional + marketing email with templates.
  • Frequency CappingLimit message frequency per user.
  • In-App MessagingIn-app banners, modals, surveys, carousels triggered by events.
  • Intelligent DeliveryOptimize send time per user with ML.
  • JourneysMulti-step automations with branching, delays, actions.
  • Live ActivitiesiOS Dynamic Island + Live Activities.
  • Mobile PushiOS (APNs), Android (FCM/HMS) push notifications.
  • SegmentsDynamic audience targeting by tags, location, behavior.
  • SMSTwo-way SMS in 200+ countries.
  • Web PushBrowser push via service workers (Chrome, Firefox, Edge, Safari, Opera).

Developer interfaces

KindSavvyCalOneSignal
SDKOneSignal Android SDK, onesignal_flutter, OneSignal iOS SDK, @onesignal/node-onesignal, OneSignal Unity SDK, OneSignal Web SDK, react-native-onesignal
RESTSavvyCal APIOneSignal REST API
OTHEREmbed + Popup Widget, SavvyCal Dashboard, SavvyCal WebhooksOutbound Webhooks
Staxly is an independent catalog of developer platforms. Some links to SavvyCal and OneSignal may be affiliate links — Staxly may earn a commission if you sign up through them, at no extra cost to you. Pricing is verified against vendor pages at publication time — reconfirm before buying.

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