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Clerk - SMS for Slack

Bring your business phone to Slack and start text messaging your customers in real-time. Confirm appointments, ask for reviews, offer promotions, the possibilities are endless.

Clerk

Finally, an SMS service built entirely for Slack.

Either bring your existing number, or choose your own, and immediately give your business line super-powers inside of Slack.

Add To Slack

Centralize Your Text Messaging

Like a cellphone for your entire team, consolidate SMS to a Slack channel and let your team gain visibility to customer requests and messages in real-time. No more reliance on one central cellphone or VoIP system with missed messages and upset customers.

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Your Business Phone in Slack

Consolidate your SMS in Slack threads

Your staff can now have their own private SMS channel or you can have a centralized inbox channel for everyone to collaborate with. Clerk keeps track of your conversations in a tidy thread that is persistent.

Clerk works in one or many channels

Add your business phone line to any channel(s) and even bring multiple numbers to multiple channels, it is entirely up to you.

Call Forward & Voicemail in Slack

Enable powerful add-ons that turn Slack into a telephony powerhouse all consolidated and simplified for the entire team in the app you already love.

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Bring Your Own Number

Connect your existing carrier and enjoy all of the benefits and features of Clerk while keeping your service provider contracts, phone numbers, and rates.

Ringcentral
RingCentral

RingCentral for Slack integration brings your phone number natively into Slack.

Twilio
Twilio

Enable your Twilio phone number in Slack and consolidate communication.

Zoom
Zoom Phone

Host the SMS portion of your Zoom phone number and use it directly in Slack.

Vonage
Vonage

Enable your Vonage phone number in Slack and consolidate communication.

Google Voice
Google Voice

Consolidate your google voice conversations in Slack

Landline
VoIP / Landline

Enable SMS capabilities on your existing VoIP or a landline.

Industries that love Clerk

Start texting your customers today. Keep your company’s text messages organized and secure with Clerk.

Startups

Reach your customers faster and grow your customer base more efficiently. Close sales by answering customer questions quickly.

Law Firms

Attorneys, paralegals, and assistants can schedule and confirm legal appointments, submit document requests, and confirm court dates.

Insurance Agencies

Send text messages to reach your team on the mobile devices that they are already using.

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Real Estate

Connect with prospects and close more deals. Create a better customer experience.

Support Teams

Increase efficiency of your support teams and handle multiple customer issues simultaneously all in Slack.

Medical Offices

Send SMS to confirm appointments, change treatments, or ask questions. SMS enable your business phone number, while keeping the existing voice service intact.

Scheduled SMS Campaigns

95% of SMS are read in the first 5 minutes. Included in all plans, you can start sending important alerts, thousands of messages, marketing campaigns or promotions in one click. You can even schedule multiple SMS campaigns minutes, days and weeks in advance.

Let's get startedFree
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Sync your Addressbook

We've built dedicated integrations to help you import your contacts from the leading systems such as Hubspot, Google, Salesforce and CSV...

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Salesforce
Salesforce

Use Salesforce and Slack together to manage your conversations.

Google Contacts
Google Contacts

Import your contacts directly from Google contacts.

Hubspot
Hubspot

Load your Hubspot contacts and lists and start texting your customers.

Google Sheets
Google Sheets

Use sheets as a universal addressbook. Import CSV, share with teammates...

Your Business Phone, in Slack

Enable powerful add-ons such as calling, call-forwarding, voicemail and make Slack a telephony powerhouse.

Trusted by leading companies

From startups to the Fortune 500, Clerk is the most visual and simple way for teams to comminicate via text message in Slack.

Slack
Samsung Next
Remax
Google
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Chris Carella
Five Four Ventures

I have used many tools over the last 5 years to communicate with my customers over SMS and Clerk has been, by far, the fastest and easiest way to get setup. In no more than 5 minutes I had a phone number connected to a slack channel and was communicating seamlessly with customers.

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Stella Fulman
Audiology Island

Clerk has revolutionized how our office communicates with patients. Our patients have given us great feedback on how easy communication has become with our staff. We’ve always prided ourselves on being industry leaders for hearing treatment; now, we can be industry leaders for technology, too.

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James Patrick
Clayton Asset Group

Clerk offers some of the best customer service around. We installed Clerk and had questions on how to send an SMS campaign from Slack. We reached out and were able to get Clerk support team on a call with us in a matter of minutes. They helped our team get up and running in no time.

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Nick G.
Stillwater Properties

After searching for hours and hours for an app that would be capable of sending mass sms texts using a different number, I finally came across clerk. It is painless to setup, very powerful and at the best price point. I have never experienced such good customer support in an app. Highly recommend!

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Ronald Savage
Greenworks Realty

Wow! Incredble that this is all built on top of Slack. I played around with the Hubspot integration and was shocked how seamless and quick the experience was. Clerk really cuts down on response time when communicating with our clients. It has become essential toolbox in our arsenal.

Quick Start Guides

Add Clerk, send SMS and get to work.

Slack 101- Intro To Slack

Watch this video for a quick tour on how to get started in Slack.

Intro To Clerk - Send Your First SMS

Step-by-step guide to get Clerk up and running on your Slack team.

Helpful answers

We know there's a lot to learn and read about all that Clerk can do. Here are some of the most frequently asked questions.

Send and receive text messages, mms, with our native Slack app. SMS for Slack is perfect for customer support, marketing, and team communication.

Yes. Clerk allows to send and receive txt messages coming from your phone number. Just let us know what number or area code you would like to use and we will set it up.

Yes. Clerk allows you to have a unique phone number in every Slack channel.

Absolutely. Please reach out to support@clerk.chat and we will get back to you asap.

Yes. Our bulk texting service lets you reach large groups of people with a single text. The group size can be small, medium, large, or huge. It all depends on the number of contacts in your addressbook.

Use Clerk the same way you would use your mobile phone. Both emoji and image messages are suported.

SMS standard has a character limit of 160 characters. Messages using non standard characters such as emojis are limited to 67 characters.

Clerk has a number of unique integrations with tools such as Hubspot, Gsuite, Salesforce.

*Chat with us! Talk to a real customer success specialist, respond in less than 90 seconds hours 6:00 am PST - 9:00 pm PST