What is Slack?
Slack is a team communication tool — software that handles messaging, video, or asynchronous updates between coworkers.
Channel-based team messaging that scales.
What to look for in communication
The questions you should ask before committing to Slack or any alternative.
- Quality of search across history
- Threading and channel structure
- Voice / video quality
- Integration count with the rest of your stack
- Per-user pricing economics at your team size
- Mobile + desktop notifications you can actually tune
Slack cost at scale
Modelled monthly cost as you grow. Estimates only — final pricing varies on plan discounts, volume tiers, and any negotiated enterprise SKU. Team size is the axis we vary.
Forex assumed at ₹85/USD. Actual cost includes 2–3.5% forex markup unless paying with a low-fx card.
Slack is great for
Distributed teams, remote-first companies, multi-timezone collaboration.
Probably not ideal if
Single-room offices where conversation just happens in the room, or external client comms (use email or a shared Slack-Connect channel).
Slack appears in 2 curated stacks
Browse all stacksHand-picked tool bundles that include Slack. Each stack is opinionated about when this tool is the right pick, with monthly burn estimates and tradeoffs.
Alternatives to Slack
Other tools in the communication category we cover.
Twilio
Programmable communications: SMS, WhatsApp, voice, email APIs. Pay-per-message pricing.
Discord
Voice + text community platform; great for communities and support.
Google Meet
Bundled with Google Workspace; secure browser meetings.
Loom
Async video messaging — record, share, embed quick screen recordings. Owned by Atlassian.
Zoom
Reliable video meetings, webinars, and rooms.
Microsoft Teams
Microsoft chat + video + collaboration — bundled with M365 plans.
Slack head-to-head
See all Slack alternatives →Side-by-side comparisons with the obvious alternatives.
Track Slack in your stack
Add Slack to your free MatchYourSaaS tracker — we email you 30/7/1 days before every renewal, with the cheaper alternative ready to compare.
Add to trackerFAQ
›What does Slack cost?
Pricing varies by tier and volume. Slack publishes the latest rates on their website.
›Who is Slack a good fit for?
Distributed teams, remote-first companies, multi-timezone collaboration.
›Who should NOT use Slack?
Single-room offices where conversation just happens in the room, or external client comms (use email or a shared Slack-Connect channel).
›Are there cheaper alternatives to Slack?
Yes — popular communication alternatives include Twilio, Discord, Google Meet. Compare them side-by-side via the head-to-head comparisons we maintain.
Pay for Slack with the right card
Picking Slack is half the decision. The other half is the card you swipe — at $50/mo the right pick recovers 1.5–4% in forex savings + rewards compared to a default retail card.
EXPRESS
Amex Hilton Honors
No-fx US card — pay USD with USD, zero markup; 3% rewards on communication spend
IDFC FIRST Wow
0% forex markup vs 3.5% on retail Indian cards
ICICI MMT Signature
1.5% rewards on communication spend