Side by side
Flock vs Slack
Both stand on team chat apps. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan AndroidExtensioniPhone+4
Flock offers a free entry point and plan descriptions for different team sizes, alongside a broad integration list and multiple platform options. Check the message-history limit and storage allocation against your team's needs; named plan prices are not provided.
Visit Flock Free plan AndroidiPhoneLinux+3
Slack combines channel conversations, app integrations, automation and built-in AI features across a wide range of platforms. Check the free plan's history and app limits against your team's needs; paid plans offer unlimited message history and start at $7.25 per user per month with annual billing.
Visit SlackThe facts
| Flock | Slack | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | Android, Extension, iPhone, Linux, Mac, Web, Windows | Android, iPhone, Linux, Mac, Web, Windows |
| Lowest paid plan | See the plans | Pro: $8.75 a month |
| Plans published | 5 | 4 |
| Maker | Flock | Not published |
| Website | flock.com | slack.com |
| On team chat apps | #8 of 63 | #4 of 63 |
Flock: what it does well
- Free Starter plan supports up to 20 members
- Integrates with Google Drive, GitHub and Trello
- Available across desktop, mobile and web
- API support is listed
What to know first
- Message history is limited on the free plan
- Starter includes 5 GB total storage
Slack: what it does well
- Free plan is ₹0 and free forever.
- Available on web, desktop and mobile platforms.
- Free users get one-to-one huddles with screen sharing.
- Workflow Builder automates routine tasks without coding.
- Data is encrypted at rest and in transit.
What to know first
- Free message history is limited to 90 days.
- Free plan allows up to ten apps.
- Free external messaging is one-to-one only.
- Free plan deletes data after one year.