Slack + Expensify Integrations
Put Slack + Expensify to work with AI and enterprise-grade automation
4.9/5 on G2·
Google for Startups Accelerator
Workflows you can build between Slack and Expensify
See the kind of workflows teams build with Slack and Expensify below — describe the exact one you want above and the Agent builds it on demand.
Slack + Expensify
When a new report is submitted in Expensify, send an alert notification to a specified Slack channel.
Alert accounting channels when payments arrive
When a payment is received in Expensify, automatically send a message to a designated channel in Slack so the finance team can celebrate and update accounts right away.
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Post overdue invoice warnings to account owners
When an invoice becomes overdue in Expensify, send a direct message in Slack to the assigned account owner so they can follow up with the client immediately.
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Record receipts as expenses from chat attachments
When a new file is shared in an expenses channel in Slack, automatically create an expense entry in Expensify to streamline receipt tracking.
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Browse the full workflow library →
Looking to achieve something else with Slack and Expensify?
Just describe what you need — the Agent researches both APIs and builds the real automation on demand.
Try Knit FreeTriggers & actions for Slack and Expensify
Everything Slack and Expensify can do inside a workflow — the triggers that start one and the actions that run when it fires.
Slack Explore Slack →
Slack is a channel-based messaging platform designed to facilitate real-time team communication and collaboration.
TriggersTriggers when a new message is posted to any public channel.
Triggers when a new #channel is created.
Triggers when a new message is posted to a specific #channel you choose.
Triggers when a custom emoji has been added to a team.
Triggers when a new file is uploaded to your workspace.
Triggers when a username or highlight word is mentioned in a public #channel.
Adds a reaction to a message.
Adds a reminder for yourself or a teammate, just like the /remind slash command.
Archives a conversation (e.g., public channel, private channel, DM, or group DM).
Cancels a message that has been scheduled to be posted.
Invite an existing User to an existing Channel. You must be a member of the channel to invite someone to it.
Post a message or thread reply to a channel. You can also schedule it to send later.
Expensify Explore Expensify →
Expensify is expense management software designed to automate receipt scanning and expense reporting.
TriggersTriggered when a new report is created.
Only for Expensify Premium users! Creates a new expense report.
Creates a single expense item.
Given a Report ID (from a trigger), export that report to a PDF document.
This is an advanced action which makes a raw HTTP request that includes this integration's authentication.
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Flock
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Google Chat
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JANDI
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Other Accounting apps on Knit
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AccountEdge
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AdminPulse
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Alegra
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Aliaddo
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Anchor
An automated billing and proposal management platform designed for professional service providers and accounting firms.
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Customer Stories
See how leading technology firms are scaling their operations
Amazing Product With Exceptional Support from the team. By using Knit we managed to speed up our development by orders of magnitude.
A brilliant tool to let you seamlessly integrate with many different systems. It is very easy to integrate with and customer support is next level.
Seamless integration experience. Well-documented, self-explanatory APIs, and excellent service and support.
Easy to integrate. Knit's dashboard is intuitive for setting up and testing integrations, and the sandbox is extremely useful during development.
Knit shipped a brand-new Timesheet API in a week and handed us a ready-to-use NetSuite sandbox. That velocity is priceless when you're running payroll in 40+ countries.
#1 in Ease of Integrations
4.9 out of 5 stars on G2
Common questions about Slack + Expensify
Is there a pre-built Slack + Expensify automation?
Not yet, but Knit's Integrations Agent can build one — describe what you want and it researches Slack and Expensify's public API docs (or your own uploaded docs) and builds a working automation.
Does this require a pre-built Slack or Expensify connector?
No. The Agent works whether or not Slack or Expensify already has a pre-built connector in Knit's catalog — it researches the real API surface either way.
How long does it take to build?
Minutes to build a first working version, not weeks — you test it against real data before it goes anywhere near production.
How does connecting Expensify and Slack improve team productivity?
It delivers key financial updates—like received payments or overdue invoices—directly into Slack channels, so team members can respond quickly without continually logging into Expensify.
Can team members initiate accounting steps directly from a message in Slack?
Yes, you can set up workflows so specific chat interactions or file shares in Slack automatically record expenses or create invoices in Expensify.