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ALTERNATIVE APPLICATIONS

Slack Alternatives

Should you replace Slack?

Rocket.Chat is the strongest catalog alternative to evaluate for Slack.

Slack

Current
Hybrid Payg
4.5/5
Annual cost
--
Seats assigned
--

This catalog view compares public market data and does not include organization spend or usage.

Slack alternatives

See how Slack compares to 30 alternative apps you can switch to.

Rocket.Ch...Best FitSeat-basedAvg. switch cost--Secure, open-source collaboration that keeps sensitive data under your control at a fraction of enterprise Slack pricing.
ZulipStrong ContenderPublic pricingAvg. switch cost--Zulip turns Slack's firehose of messages into threaded email-style discussions that remote engineers can actually process asynchronously.
Element XStrong ContenderPublic pricingAvg. switch cost--Trade Slack's app ecosystem for military-grade encryption and data ownership, but expect complexity in setup and external collaboration.
MatrixWorth ConsideringPublic pricingAvg. switch cost--Matrix trades Slack's convenience for cryptographic privacy and zero vendor lock-in, demanding technical maturity but ensuring data ownership.
DiscordWorth ConsideringSeat-basedAvg. switch cost--Discord offers frictionless voice and community energy at zero seat cost, but forces manual workarounds for business workflows and compliance.
ElementWorth ConsideringPublic pricingAvg. switch cost--Element is Slack's privacy-obsessed cousin: harder to setup, impossible to surveil, and costs less once you own the servers.
SmartsheetWorth ConsideringSeat-basedAvg. switch cost--You gain powerful project tracking and automation, but you will lose real-time chat and instant messaging.
WrikeWorth ConsideringPublic pricingAvg. switch cost--You get better project tracking and timelines, but you lose fast chat and voice calls.
Process S...Worth ConsideringSeat-basedAvg. switch cost--You get structured checklists and audit trails, but lose instant chat and video calls.
StreamlineWorth ConsideringPublic pricingAvg. switch cost--You get structured approvals and process tracking, but you lose real-time chat, voice calls, and the broad app ecosystem that keeps Slack teams connected.
N8nWorth ConsideringPublic pricingAvg. switch cost--You get powerful app automation and self-hosting, but you lose team chat and file sharing completely.
Cleo Inte...Worth ConsideringPublic pricingAvg. switch cost--You get powerful B2B data automation but lose all team chat and quick messaging features.
Monday Wo...Not RecommendedSeat-basedAvg. switch cost$8/yr$9/monthMonday Work Management is not a strong catalog fit based on public pricing, migration, or product-fit signals.
FiberyNot RecommendedSeat-basedAvg. switch cost--Fibery is not a strong catalog fit based on public pricing, migration, or product-fit signals.
HiveNot RecommendedSeat-basedAvg. switch cost$120/yr$12/monthHive is not a strong catalog fit based on public pricing, migration, or product-fit signals.
AsanaNot RecommendedSeat-basedAvg. switch cost--Asana is not a strong catalog fit based on public pricing, migration, or product-fit signals.
Microsoft...Not RecommendedSeat-basedAvg. switch cost$240/yr$20/monthMicrosoft Copilot is not a strong catalog fit based on public pricing, migration, or product-fit signals.
TrelloNot RecommendedPublic pricingAvg. switch cost--Trello is not a strong catalog fit based on public pricing, migration, or product-fit signals.
M-FilesNot RecommendedPublic pricingAvg. switch cost--M-Files is not a strong catalog fit based on public pricing, migration, or product-fit signals.
Microsoft...Not RecommendedSeat-basedAvg. switch cost--Microsoft Power Automate is not a strong catalog fit based on public pricing, migration, or product-fit signals.
KarbonNot RecommendedSeat-basedAvg. switch cost$79/yr$95/monthKarbon is not a strong catalog fit based on public pricing, migration, or product-fit signals.
CreatioNot RecommendedPublic pricingAvg. switch cost--Creatio is not a strong catalog fit based on public pricing, migration, or product-fit signals.
BizagiNot RecommendedPublic pricingAvg. switch cost--Bizagi is not a strong catalog fit based on public pricing, migration, or product-fit signals.
Newgenone...Not RecommendedPublic pricingAvg. switch cost--Newgenone Digital Transformation Platform is not a strong catalog fit based on public pricing, migration, or product-fit signals.
ZapierNot RecommendedSeat-basedAvg. switch cost--Zapier is not a strong catalog fit based on public pricing, migration, or product-fit signals.
LythoNot RecommendedPublic pricingAvg. switch cost--Lytho is not a strong catalog fit based on public pricing, migration, or product-fit signals.
NintexNot RecommendedPublic pricingAvg. switch cost--Nintex is not a strong catalog fit based on public pricing, migration, or product-fit signals.
BonsaiNot RecommendedPublic pricingAvg. switch cost--Bonsai is not a strong catalog fit based on public pricing, migration, or product-fit signals.
Intellige...Not RecommendedPublic pricingAvg. switch cost--Intelligencebank is not a strong catalog fit based on public pricing, migration, or product-fit signals.
ThreemaNot RecommendedPublic pricingAvg. switch cost--Threema is not a strong catalog fit based on public pricing, migration, or product-fit signals.

Rocket.Chat and Zulip selected for comparison.

Annual costTotal subscription cost for each app, shown for the selected billing period.
Slack

--

Free

Public catalog pricing. Organization spend is not included.

Rocket.Ch...

$120

Community

Public catalog pricing estimate.

Zulip

--

Public pricing

Public catalog pricing estimate.

3-Year Net SavingEstimated savings over three years after migration and setup costs.
Slack

$0

No migration in the current app baseline.

Rocket.Ch...

--

After $3,500 estimated migration cost.

Zulip

--

After $2,500 estimated migration cost.

Team Fit ScoreHow closely the app matches the teams, workflows, and usage patterns currently in place.
Slack

--

Rocket.Ch...

65/100

Rocket.Chat excels for government, defense, and critical infrastructure sectors that mandate air-gapped or on-premise deployment. It provides complete source code access and self-hosting flexibility that cloud-native alternatives cannot match. Technical teams favor it for customizable workflows and federation capabilities across secure networks.

Zulip

65/100

Zulip's unique topic-based threading within streams allows engineers to participate in detailed technical discussions asynchronously without losing context. It excels for remote-first organizations across time zones who prioritize organized conversation history over real-time chat. Marketing and sales teams often find the threading model unnecessarily complex compared to Slack's fluid channels.

Adoption RiskExpected friction, training effort, and behavior change needed to move teams onto the alternative.
Slack

--

Public adoption signal for the current app.

Rocket.Ch...

medium

Rocket.Chat is a medium-complexity migration. Estimated 4 weeks and $3,500 one-time cost.

Zulip

medium

Zulip is a medium-complexity migration. Estimated 2 weeks and $2,500 one-time cost.

User satisfactionAvailable rating and review signal for team sentiment around the app.
Slack

4.5/5.0

37712 reviews

Rocket.Ch...

4.2/5.0

600 reviews

Zulip

--

450 reviews

Timeline & DisruptionExpected migration duration and disruption to normal workflows.
Slack

No migration needed

Rocket.Ch...

4 weeks

Medium

Rocket.Chat is a medium-complexity migration. Estimated 4 weeks and $3,500 one-time cost.

Zulip

2 weeks

Medium

Zulip is a medium-complexity migration. Estimated 2 weeks and $2,500 one-time cost.

Setup & trainingOne-time implementation, enablement, and training investment required.
Slack

--

Rocket.Ch...

$3,500

Estimated one-time migration and setup effort.

Zulip

$2,500

Estimated one-time migration and setup effort.

Integration CoverageHow much of the current integration and workflow surface is covered by the app.
Slack

--

Rocket.Ch...

--

Supports 150 native integrations.

Zulip

--

Supports 90 native integrations.

Feature Match (%)How closely the app matches current feature needs, including notable gaps or risks.
Slack

100%

Rocket.Ch...

70%

  • Significantly smaller third-party app marketplace than Slack
  • Self-hosting requires dedicated DevOps maintenance overhead
  • External guest collaboration less seamless than Slack Connect
  • Mobile and desktop UX lacks Slack's polish
Zulip

72%

  • Steep learning curve from mandatory topic-based threading
  • No native ephemeral huddles or spontaneous audio rooms
  • Workflow automation requires external tools or APIs
  • Lacks Slack Canvas-style collaborative document editing
  • Smaller third-party integration marketplace
CertificationsSecurity, privacy, and compliance certifications available for each app.
Slack
SOC 2 Type IIISO 27001ISO 27017ISO 27018GDPRHIPAAFedRAMP ModerateCCPA
Rocket.Ch...
ISO 27001SOC 2 Type IIGDPRHIPAA
Zulip
SOC 2 Type IIGDPR
Choose This IfThe conditions where keeping or switching to this app is likely to make sense.
Slack

You already standardize on this app.

Rocket.Ch...

You require self-hosted messaging for compliance, data sovereignty, or air-gapped environments

Zulip

Choose if your technical team struggles with Slack's channel noise and needs organized asynchronous discussions across time zones.

Avoid This IfThe conditions where this app is likely to create cost, workflow, or adoption risk.
Slack

Public pricing or fit signals no longer match your needs.

Rocket.Ch...

You rely heavily on Slack Connect for seamless external collaboration with thousands of partners

Zulip

Avoid if your non-technical users expect intuitive mobile-first design or you depend on Slack Canvas and extensive no-code automations.

Slack Alternatives | Doow