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Communication · head to head

Kakao Work vs Novu

Kakao Work logo

Kakao Work

Communication

Korean business messaging built on the KakaoTalk interface for domestic enterprise teams

From
Free
Rated
-
Full reviewWebsite
Novu logo

Novu

Communication

Open-source notification infrastructure for multi-channel messaging

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Kakao Work the product, documentation, support and commercial materials are Korea-first, so a company with overseas offices ends up running a second messaging tool for non-Korean staff and splitting its conversation history across two systems.; Novu free plan activity feed retention is limited to 24 hours, restricting how far back teams can debug delivery issues.
  • They diverge on capability: Kakao Work covers KakaoTalk-style messaging, Novu covers Multi-channel workflows.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which Kakao Work and Novu actually diverge.

Attributes where Kakao Work and Novu differ
AttributeKakao WorkNovu
Pricing modelPer user per monthfreemium
PlatformsWeb, Windows, macOS, iOS, Androidweb, api

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (Communication).

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 Kakao Work

  • KakaoTalk-style messaging
  • Organisation chart
  • Video meetings
  • Kakao Work Drive
  • Approvals and workflow
  • Bots and open API
  • Admin retention controls
  • Casper AI assistant

Only in Novu

  • Multi-channel workflows
  • Advanced email editor
  • Activity feed
  • Multi-environment support
  • Role-based access control
  • Self-hosting

What people use each for

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

Kakao Work

  • A Korean manufacturer moving work conversations off staff personal KakaoTalk accounts and into a tenant with retention and audit controlsnot Novu
  • A Korean public agency that must keep official communications on a domestically operated service with records exportnot Novu
  • A mid-sized Korean firm whose warehouse and field staff will not adopt Slack but already use KakaoTalk dailynot Novu
  • A Korean company that wants approvals, chat and the organisation chart in one tool rather than paying separately for groupware and messagingnot Novu

Novu

  • Building multi-channel notification workflows for a SaaS productnot Kakao Work
  • Self-hosting notification infrastructure for data controlnot Kakao Work
  • Managing separate notification environments for staging and productionnot Kakao Work
  • Tracking notification delivery history and activitynot Kakao Work

Where each one falls short

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

Kakao Work

  • The product, documentation, support and commercial materials are Korea-first, so a company with overseas offices ends up running a second messaging tool for non-Korean staff and splitting its conversation history across two systems.
  • The third-party integration catalogue is small next to Slack or Microsoft Teams, so connecting a Western SaaS stack usually means writing against the open API yourself rather than installing an app.
  • Prices are set and billed in Korean won with 10 percent VAT added on top, which makes cost forecasting awkward for any buyer whose budget is held in another currency.
  • Kakao Enterprise has restructured repeatedly since 2023 and refocused around AI, which puts long-term roadmap certainty for the collaboration suite below that of a vendor whose only product this is.
  • The deliberate resemblance to consumer KakaoTalk is a training advantage but a governance risk: staff move between the two apps by habit and a share of work conversation keeps leaking back to personal accounts, which is precisely what the tool was bought to stop.

Novu

  • Free plan activity feed retention is limited to 24 hours, restricting how far back teams can debug delivery issues.
  • Overage on Pro and Team plans is billed at $1.20 per 1,000 additional workflow runs, which can add up at scale.
  • HIPAA BAA compliance and dedicated SSO are Enterprise-only and require custom pricing.

Pricing, plan by plan

Kakao Work

Free
  • FreeFree
    • Core messaging
    • Basic video meetings
    • Limited shared storage
  • Mini$2400/month
    • Messaging-focused plan
    • Message encryption and security controls
    • Annual billing rate; monthly billing is 2,900 KRW
  • Standard$6500/month
    • Mail and collaboration tools
    • Larger drive capacity
    • Approvals and workflow
  • Premium$9900/month
    • Large storage allocation
    • All user and administrator features
    • AI assistant features

Novu

Free
  • FreeFree
    • 10,000 workflow runs/month
    • All channels included
    • Up to 20 workflows
  • Pro$30/month
    • 30,000+ workflow runs/month
    • Advanced email editor
    • Remove Novu branding
  • Team$250/month
    • 250,000+ workflow runs/month
    • Up to 10 environments
    • 90-day activity feed retention

Which should you pick?

Choose Kakao Work if

  • You need kakaotalk-style messaging.
  • You want to start without paying.
  • You work on Web, Windows, macOS, iOS, Android.
  • You also want organisation chart.
Kakao Work review

Choose Novu if

  • You need multi-channel workflows.
  • You want to start without paying.
  • You work on web, api.
  • You also want advanced email editor.
Novu review

Questions people ask

Is Kakao Work or Novu better?
Neither clearly leads. Kakao Work starts at Free and Novu at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Kakao Work or Novu?
Kakao Work starts at Free and Novu at Free.
Does Kakao Work or Novu run on more platforms?
Kakao Work runs on Web, Windows, macOS, iOS, Android. Novu runs on web, api.
Can I use Kakao Work for free?
Both have a free tier, so you can try either at no cost before committing.
What is Kakao Work best used for?
Kakao Work is most often used for a korean manufacturer moving work conversations off staff personal kakaotalk accounts and into a tenant with retention and audit controls, a korean public agency that must keep official communications on a domestically operated service with records export, a mid-sized korean firm whose warehouse and field staff will not adopt slack but already use kakaotalk daily, a korean company that wants approvals, chat and the organisation chart in one tool rather than paying separately for groupware and messaging. Of those, a korean manufacturer moving work conversations off staff personal kakaotalk accounts and into a tenant with retention and audit controls and a korean public agency that must keep official communications on a domestically operated service with records export are not what Novu is typically brought in for.
What can Kakao Work do that Novu cannot?
Kakao Work covers KakaoTalk-style messaging, Organisation chart, Video meetings, Kakao Work Drive. Novu covers Multi-channel workflows, Advanced email editor, Activity feed, Multi-environment support.

Answered from the vendors’ own pages

Kakao Work: Can a non-Korean company use Kakao Work?

Technically yes, and the app supports several interface languages, but support, billing and the integration catalogue assume a Korean entity. Most non-Korean buyers should not.

Novu: What does Novu cost?

Novu offers a Free plan for 10,000 workflow runs per month, Pro from $30/month for 30,000+ runs, Team from $250/month for 250,000+ runs, and custom Enterprise pricing for 10M+ runs.

Source
Kakao Work: Is there a genuinely free plan?

Yes. The Free tier gives core messaging and basic meetings with limited storage, no trial expiry.

Novu: Is there a free plan, and what are its limits?

Yes, the Free plan includes 10,000 workflow runs per month, all messaging channels, up to 20 workflows, 2 environments, and up to 3 team members.

Source
Kakao Work: How does it differ from KakaoTalk?

KakaoTalk is a consumer messenger on personal accounts. Kakao Work is an administered tenant with an organisation chart, retention controls and approvals, in a near-identical interface.

Novu: How is usage metered?

Billing is based on the number of workflow runs per month rather than per user or per message, with overage on paid plans charged at $1.20 per 1,000 additional runs.

Source
Kakao Work: What does it actually cost?

From 2,400 KRW per user per month on annual billing for Mini, up to 9,900 KRW for Premium, all excluding 10 percent VAT, under the plan structure effective July 2026.

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