toolgrep / Email & messaging / Flock
Alternatives to Flock
Flock: Team messenger and online collaboration platform. 8 products similar to Flock, compared on pricing, free tier, API, MCP server, SDK and open source. 8 of 8 have a free tier, 6 of 8 have an API, 3 of 8 offer an MCP server, 3 of 8 are open source.
- Slack
AI work platform and productivity tools
- Pumble
Team communication app for messaging, file sharing, and video calls
- Telegram
A new era of messaging
- Rocket.Chat
Secure communication platform for messaging, voice, video, apps, and AI, deployable on-premises, in sovereign cloud, or air-gapped.
- Huly
Everything App for your teams
- Teamcamp
All-in-one project management application for agencies, dev shops, and marketing teams
- Chanty
Team communication and collaboration software with chat, tasks, Kanban, audio & video calls, and AI agent support
- Knocket
One Knock. Every Connection.
Side by side
| Product | Pricing | Free tier | API | MCP server | SDK | Open source |
|---|---|---|---|---|---|---|
| Flock | Freemium | yes | yes | no | no | no |
| Slack | Freemium | yes | yes | yes | yes | no |
| Pumble | Freemium · from 2.49 | yes | no | yes | no | no |
| Telegram | Free | yes | yes | no | yes | yes |
| Rocket.Chat | Freemium | yes | yes | no | yes | yes |
| Huly | Freemium | yes | — | — | — | yes |
| Teamcamp | Freemium | yes | yes | no | no | no |
| Chanty | Freemium · from $3 per user/month (Business, billed annually); free plan available | yes | yes | yes | — | no |
| Knocket | Free | yes | yes | no | yes | no |
Facts come from each product's own website, or from its verified owner when they have edited the listing. Each product page shows when it was last verified and how it was extracted. Similarity comes from the products' descriptions.
API
curl https://toolgrep.com/api/products/flock/alternatives