All industries · head to head
Slack vs Zenefits

Zenefits
Payroll & Benefits
All-in-one HR platform for growing companies
- From
- $8/month
- 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; Zenefits product discontinued by parent company TriNet
- They diverge on capability: Slack covers Channels, Zenefits covers HR Administration.
Where they differ
Only the attributes on which Slack and Zenefits actually diverge.
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 Slack
- Channels
- Direct messaging
- Voice & video calls
- Screen sharing
- File sharing
- Search
- Workflow builder
- Slack Connect
Only in Zenefits
- HR Administration
- Benefits Management
- Payroll
- Time and Scheduling
- Compliance
- Performance Management
- Slack
- Google Workspace
What people use each for
The jobs each tool is most often brought in to do.
Slack
- Team communicationnot Zenefits
- Project coordinationnot Zenefits
- Customer supportnot Zenefits
- Remote worknot Zenefits
- Cross-functional collaborationnot Zenefits
Zenefits
No use cases recorded yet. See the Zenefits 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
Zenefits
- Product discontinued by parent company TriNet
- Remaining customers forced to migrate to more expensive TriNet products
Pricing, plan by plan
Slack
FreeNo published plan breakdown. See the Slack review.
Zenefits
$8/month- Essentials$8/month
- HR Administration
- Time Off Tracking
- Scheduling
- Growth$16/month
- All Essentials features
- Compensation Management
- Performance Management
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.
Questions people ask
- Is Slack or Zenefits better?
- Neither clearly leads. Slack starts at Free and Zenefits at $8/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Slack or Zenefits?
- Slack has a free tier; the other does not. Paid plans start at Free for Slack and $8/month for Zenefits.
- Does Slack or Zenefits run on more platforms?
- Slack runs on Web, iOS, Android, macOS, Windows, Linux. Zenefits runs on Web.
- Can I use Slack for free?
- Yes. Slack has a free tier, so you can try it without paying. Zenefits starts at $8/month.
- 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 Zenefits is typically brought in for.
- What can Slack do that Zenefits cannot?
- Slack covers Channels, Direct messaging, Voice & video calls, Screen sharing. Zenefits covers HR Administration, Benefits Management, Payroll, Time and Scheduling.
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.
SourceZenefits: Is Zenefits still available as a standalone product?
No. Zenefits was discontinued as a standalone product after TriNet's acquisition in 2022. Existing customers are being migrated to TriNet HR Plus (ASO) or TriNet PEO at higher costs.
SourceSlack: 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.
SourceZenefits: What were Zenefits' main features before discontinuation?
Zenefits provided HR, benefits management, payroll as optional add-on, time and attendance tracking, and compliance tools for small to mid-sized businesses with 10-200 employees.
SourceSlack: 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.
SourceSlack: 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.
SourceRelated pages
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