Alternatives

Products that do what Across – Supercharge your customer experience in Slack does

Hi HN! We're Parthi and Kunal from Across (https://acrossapp.com). Across allows you to scale high touch experience you provide your customers when you create shared Slack channels with them. With Across, you can track customer requests, automate responses and message customers across Slack channels. We've built and shipped 7 products recently and we always create shared Slack channels with our customers. This is great for creating a tight feedback loop between us, and making sure we're extremely responsive to customer requests. The problem is that this experience doesn't scale.…

1
Customer Inbox in Slack by Across▲115
Turn Slack channels into a customer inbox and helpdesk
2020
2
Slack Shared Channels▲485
Work with anyone in Slack
2017
3
Slack▲2,713
Be less busy. Real-time messaging, archiving & search.
2013 · slack.com
4
Many to Slack▲182
A public chat room fully integrated into Slack
2017
5
ClearFeed▲505
Convert multiple Slack channels into a shared Inbox
2023
6
Thena for Customer Support▲248
Manage and service your customers in Slack
2022
7
Intercom for Slack▲482
Chat, qualify and close leads directly from Slack
2018
8
Chatterbox▲223
Live chat with your to-be customers straight from your Slack
2017
9
Interactive Screen Sharing in Slack▲761
The next best thing to working in the same room
2017 · slack.com
10
Product Insights for Slack (by productboard)▲175
Capture product ideas, requests, and feedback from Slack
2018
11
Thread Messaging on Slack▲709
Keep conversations organized and easy to follow with Threads
2017 · slack.com
12
Sameroom▲126
A bridge to connect users across chat services
2015
13
1v1 for Slack▲308
1-on-1 meetings, schedule, prep & document, all inside Slack
2022
14
Frame for Slack▲86
Collaborate with your best customers
2017
15
ProductBridge▲583
Agent that collects feedback across multiple platforms
Mar 2026 · productbridge.io
16
Trello for Slack▲637
Organize anything with anyone, inside Slack
2016 · trello.com
17
SharedBox▲100
Shared inbox for your team; in Slack
2018
18
Origami.chat▲500
Find your perfect leads with one prompt
Feb 2026
19
Paste by FiftyThree▲525
Show your work. Paste is a new presentation tool for Slack.
2017
20
Slackline▲201
Shared channels between Slack teams
2014
21
Closer - Chat, Video, Deal Closer▲215
If live chats and Zoom had a baby
2019
22
Relay▲180
Design communication synced with Slack
2015
23
Slack 4.0▲472
A snappier, more efficient Slack desktop experience
2019
24
Amplitude + Slack▲108
Share insights with anyone on Slack
2016

Ranked by how close each launch is in meaning, then by votes. Refine with a description →