Softwr

Payroll & Benefits · head to head

Oyster vs Slack

Oyster logo

Oyster

Payroll & Benefits

Hire globally, compliantly

From
Free
Rated
-
Full reviewWebsite
Slack logo

Slack

All industries

Where work happens

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Oyster employer of Record is $699 per employee per month, with the discount tied to annual billing; Slack 90-day message history limit on free plan results in important conversations disappearing
  • They diverge on capability: Oyster covers Global Employment, Slack covers Channels.

Where they differ

Only the attributes on which Oyster and Slack actually diverge.

Attributes where Oyster and Slack differ
AttributeOysterSlack
Pricing modelsubscriptionUnknown
PlatformsWeb, Ios, AndroidWeb, iOS, Android, macOS, Windows, Linux
CategoryPayroll & BenefitsAll industries
Founded20202009

Identical on both: starting price (Free), free tier (Yes), 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 Oyster

  • Global Employment
  • Payroll
  • Benefits
  • Compliance
  • Contractor Management
  • Time Off
  • Expenses
  • BambooHR

Only in Slack

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

What people use each for

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

Oyster

  • Hiring employees abroad without setting up a local legal entitynot Slack
  • Onboarding and paying international contractorsnot Slack
  • Getting country specific employment compliance advice for distributed teamsnot Slack

Slack

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

Where each one falls short

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

Oyster

  • Employer of Record is $699 per employee per month, with the discount tied to annual billing
  • A refundable deposit is required before an EOR engagement starts
  • Contractor management is free for 30 days then $29 per contractor per month
  • HR advisory through People Partner Services is billed at $300 per hour on top of the subscription
  • A currency conversion fee applies when you pay Oyster in a currency other than the contract currency
  • Payments are accepted only by direct debit or wire in USD, EUR, GBP or CAD

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

Pricing, plan by plan

Oyster

Free
  • Contractor$29/month
    • Contractor Payments
    • Compliant Contracts
    • Invoicing
  • Employee$599/month
    • Global Employment
    • Payroll
    • Benefits

Slack

Free

No published plan breakdown. See the Slack review.

Which should you pick?

Choose Oyster if

  • You need global employment.
  • You want to start without paying.
  • You work on Web, Ios, Android.
  • You also want payroll.
Oyster review

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.
Slack review

Questions people ask

Is Oyster or Slack better?
Neither clearly leads. Oyster starts at Free and Slack at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Oyster or Slack?
Oyster starts at Free and Slack at Free.
Does Oyster or Slack run on more platforms?
Oyster runs on Web, Ios, Android. Slack runs on Web, iOS, Android, macOS, Windows, Linux.
Can I use Oyster for free?
Both have a free tier, so you can try either at no cost before committing.
What is Oyster best used for?
Oyster is most often used for hiring employees abroad without setting up a local legal entity, onboarding and paying international contractors, getting country specific employment compliance advice for distributed teams. Of those, hiring employees abroad without setting up a local legal entity and onboarding and paying international contractors are not what Slack is typically brought in for.
What can Oyster do that Slack cannot?
Oyster covers Global Employment, Payroll, Benefits, Compliance. Slack covers Channels, Direct messaging, Voice & video calls, Screen sharing.

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
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
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
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
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Related pages

More on Oyster

More on Slack

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