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Accounting & Finance · head to head

Adyen vs Outlook Calendar

Adyen logo

Adyen

Accounting & Finance

The payments platform built for growth

From
$29/month
Rated
-
Outlook Calendar logo

Outlook Calendar

Calendar & Time Management

Professional calendar management for Microsoft 365

From
Free
Rated
-

The short version

  • Only Outlook Calendar has a free tier, so it costs nothing to try first.
  • Each has a real cost: Adyen there is a minimum monthly invoice, set by industry and business model and only disclosed through the sales team, so small volumes are not economic; Outlook Calendar offline support limited to only past 30 days of events, older events unavailable
  • They diverge on capability: Adyen covers Payment processing, Outlook Calendar covers Meeting scheduling.

Where they differ

Only the attributes on which Adyen and Outlook Calendar actually diverge.

Attributes where Adyen and Outlook Calendar differ
AttributeAdyenOutlook Calendar
Starting price$29/monthFree
Pricing modelusage-basedUnknown
Free tierNoYes
PlatformsWeb, Api, PosWeb, Windows, macOS, iOS, Android
CategoryAccounting & FinanceCalendar & Time Management
Founded20061975

Identical on both: user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Adyen

  • Payment processing
  • Risk management
  • Unified commerce
  • Issuing
  • Platform payments
  • SAP
  • Salesforce
  • Oracle

Only in Outlook Calendar

  • Meeting scheduling
  • Shared calendars
  • Room booking
  • Availability sharing
  • Recurring events
  • Microsoft Teams
  • OneDrive
  • SharePoint

Both cover

  • Web support

What people use each for

The jobs each tool is most often brought in to do.

Adyen

  • Card acquiring with interchange plus pricing for larger merchantsnot Outlook Calendar
  • Accepting local payment methods across multiple countriesnot Outlook Calendar
  • Settling in several currencies through linked bank accountsnot Outlook Calendar
  • Unified online and in-person paymentsnot Outlook Calendar

Outlook Calendar

  • Schedulingnot Adyen
  • Appointment bookingnot Adyen
  • Time trackingnot Adyen
  • Resource managementnot Adyen
  • Team coordinationnot Adyen

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Adyen

  • There is a minimum monthly invoice, set by industry and business model and only disclosed through the sales team, so small volumes are not economic
  • Published fees are indicative rather than a rate card, with real pricing negotiated
  • Interchange++ means the card cost varies per transaction rather than being a single predictable percentage
  • Alternative payment methods carry their own rates on top, such as 3.3 percent plus $0.10 for American Express in North America

Outlook Calendar

  • Offline support limited to only past 30 days of events, older events unavailable
  • Shared calendars and group calendars not available offline
  • Cached Exchange Mode issues can limit available offline data
  • Occasional sync conflicts when coming back online

Pricing, plan by plan

Adyen

$29/month
  • CustomFree
    • Payment processing
    • Risk management
    • Unified commerce

Outlook Calendar

Free
  • FreeFree
    • Outlook.com email and calendar
    • 50MB attachment limit
    • 1GB cloud storage
  • Microsoft 365 Basic$19.99/year
    • Outlook with limited features
    • Cloud storage
  • Microsoft 365 Personal$99.99/year
    • Premium Outlook
    • Ad-free email
    • 100GB mailbox storage
  • Microsoft 365 Business Basic$6/month
    • Business-class email
    • 1TB cloud storage
    • Microsoft Teams

Which should you pick?

Choose Adyen if

  • You need payment processing.
  • You work on Web, Api, Pos.
  • You also want risk management.

Choose Outlook Calendar if

  • You need meeting scheduling.
  • You want to start without paying.
  • You work on Web, Windows, macOS, iOS, Android.
  • You also want shared calendars.

Questions people ask

Is Adyen or Outlook Calendar better?
Neither clearly leads. Adyen starts at $29/month and Outlook Calendar at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Adyen or Outlook Calendar?
Outlook Calendar has a free tier; the other does not. Paid plans start at $29/month for Adyen and Free for Outlook Calendar.
Does Adyen or Outlook Calendar run on more platforms?
Adyen runs on Web, Api, Pos. Outlook Calendar runs on Web, Windows, macOS, iOS, Android.
Can I use Outlook Calendar for free?
Yes. Outlook Calendar has a free tier, so you can try it without paying. Adyen starts at $29/month.
What is Adyen best used for?
Adyen is most often used for card acquiring with interchange plus pricing for larger merchants, accepting local payment methods across multiple countries, settling in several currencies through linked bank accounts, unified online and in-person payments. Of those, card acquiring with interchange plus pricing for larger merchants and accepting local payment methods across multiple countries are not what Outlook Calendar is typically brought in for.
What can Adyen do that Outlook Calendar cannot?
Adyen covers Payment processing, Risk management, Unified commerce, Issuing. Outlook Calendar covers Meeting scheduling, Shared calendars, Room booking, Availability sharing. Both handle Web support.

Answered from the vendors’ own pages

Outlook Calendar: Is Outlook Calendar free?

Outlook.com with calendar is free via a Microsoft account. Outlook Calendar also comes with Microsoft 365 Personal ($99.99/year), Family ($129.99/year), or Business plans starting at $6/user/month.

Source
Outlook Calendar: Does Outlook Calendar work offline?

Outlook Calendar has limited offline support. New Outlook caches only the past 30 days of calendar items. Shared calendars and group calendars are not supported offline. Changes sync when you reconnect.

Source
Outlook Calendar: What platforms does Outlook Calendar support?

Outlook Calendar is available on Windows (desktop and web), macOS (desktop and web), iOS, and Android. Real-time synchronization works across all devices.

Source
Outlook Calendar: Does Outlook Calendar integrate with Slack?

Yes. Outlook Calendar integrates with Slack to sync your status and receive meeting notifications. You can RSVP to invites directly in Slack and join Microsoft Teams meetings from Slack reminders.

Source
Outlook Calendar: Can you share calendars and set delegate permissions?

Yes. Outlook Calendar supports calendar sharing with delegate permissions, color categories for organization, and the Scheduling Assistant to view attendee availability for meeting times.

Source

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