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All industries · head to head

Slack vs UKG Pro

Slack logo

Slack

All industries

Where work happens

From
Free
Rated
-
UKG Pro logo

UKG Pro

Payroll & Benefits

Our purpose is people

From
On request
Rated
-

The short version

  • Only Slack has a free tier, so it costs nothing to try first.
  • Each has a real cost: Slack 90-day message history limit on free plan results in important conversations disappearing; UKG Pro no access to super-user privileges or advanced database customization
  • They diverge on capability: Slack covers Channels, UKG Pro covers HR Management.

Where they differ

Only the attributes on which Slack and UKG Pro actually diverge.

Attributes where Slack and UKG Pro differ
AttributeSlackUKG Pro
Starting priceFreeOn request
Free tierYesNo
PlatformsWeb, iOS, Android, macOS, Windows, LinuxWeb, Mobile (iOS/Android), Cloud (Hosted)
CategoryAll industriesPayroll & Benefits
Founded20092020

Identical on both: pricing model (Unknown), 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 Slack

  • Channels
  • Direct messaging
  • Voice & video calls
  • Screen sharing
  • File sharing
  • Search
  • Workflow builder
  • Slack Connect

Only in UKG Pro

  • HR Management
  • Payroll
  • Benefits Administration
  • Talent Management
  • Workforce Management
  • Analytics
  • Microsoft 365
  • Google Workspace

Both cover

  • Salesforce

What people use each for

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

Slack

  • Team communicationnot UKG Pro
  • Project coordinationnot UKG Pro
  • Customer supportnot UKG Pro
  • Remote worknot UKG Pro
  • Cross-functional collaborationnot UKG Pro

UKG Pro

No use cases recorded yet. See the UKG Pro review.

Where each one falls short

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

Slack

  • 90-day message history limit on free plan results in important conversations disappearing
  • Per-user pricing becomes expensive quickly for larger teams
  • Notification overload with 78% of employees feeling overwhelmed by notifications
  • Mobile app performance issues including lag and slow syncing
  • Huddles limited to 50 people and cannot be recorded
  • Requires dedicated video conferencing service for formal meetings and webinars

UKG Pro

  • No access to super-user privileges or advanced database customization
  • Limited system procedure access for advanced administrative functions
  • No direct host access via SSH, Telnet, or remote desktop connectivity
  • Requires paid technical support subscription for assistance beyond standard support

Pricing, plan by plan

Slack

Free

No published plan breakdown. See the Slack review.

UKG Pro

On request

No published plan breakdown. See the UKG Pro review.

Which should you pick?

Choose Slack if

  • You need channels.
  • You want to start without paying.
  • You work on Web, iOS, Android, macOS, Windows, Linux.
  • You also want direct messaging.

Choose UKG Pro if

  • You need hr management.
  • You work on Web, Mobile (iOS/Android), Cloud (Hosted).
  • You also want payroll.

Questions people ask

Is Slack or UKG Pro better?
Neither clearly leads. Slack starts at Free and UKG Pro at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Slack or UKG Pro?
Slack has a free tier; the other does not. Paid plans start at Free for Slack and On request for UKG Pro.
Does Slack or UKG Pro run on more platforms?
Slack runs on Web, iOS, Android, macOS, Windows, Linux. UKG Pro runs on Web, Mobile (iOS/Android), Cloud (Hosted).
Can I use Slack for free?
Yes. Slack has a free tier, so you can try it without paying. UKG Pro starts at On request.
What is Slack best used for?
Slack is most often used for team communication, project coordination, customer support, remote work. Of those, team communication and project coordination are not what UKG Pro is typically brought in for.
What can Slack do that UKG Pro cannot?
Slack covers Channels, Direct messaging, Voice & video calls, Screen sharing. UKG Pro covers HR Management, Payroll, Benefits Administration, Talent Management. Both handle Salesforce.

Answered from the vendors’ own pages

Slack: Does Slack have a free plan?

Yes, Slack offers a free plan indefinitely with no credit card required. Free users get 90-day message history, up to 10 app integrations, and 1:1 huddles.

Source
UKG Pro: What databases does UKG Pro support?

UKG Pro is a cloud-based HCM platform that manages payroll, benefits, and HR across 160+ countries in a single integrated system.

Source
Slack: What are Slack's pricing plans?

Slack offers Free, Pro ($7.25/user/month with annual billing), Business+ ($12.50/user/month), and Enterprise Grid (custom pricing). Monthly billing costs approximately 20% more than annual.

Source
UKG Pro: Does UKG Pro handle multi-country payroll?

Yes. UKG Pro can manage global payroll complexity and ensure accurate, compliant payroll processing across 160+ countries, all in one seamless experience.

Source
Slack: Does Slack support offline use?

Slack is a cloud-based platform and does not support robust offline work. Internet connectivity is required to access messages and collaborate.

Source
UKG Pro: What features are included in time and attendance tracking?

Time and Attendance module monitors employee working hours, attendance, and related data to drive accurate payroll processing and compliance.

Source
Slack: What integrations does Slack support?

Slack integrates with 43+ apps on average per team, including Google Drive, ChatGPT, Vercel, Asana, GitHub, and many others through their app marketplace.

Source
UKG Pro: Does UKG Pro offer reporting and analytics?

Yes. UKG Pro provides customizable reporting and analytics for actionable workforce insights, enabling data-driven human capital decisions.

Source
UKG Pro: What is UKG Talk?

UKG Talk is a built-in collaboration platform within UKG Pro that enables real-time team communication and engagement features.

Source

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