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403 Communication apps

sorted A to Z · page 4 of 9

A–ZCheapestMost established
Narrow byFree plan235Open source108Self-hostable91
  1. 145i-net CoWorkText and video chat that just works right awaySelf-hostable
  2. 146IceWarpEmail. Collaboration. Office. All in a single package.From €1.5/mo30-day trialSelf-hostable
  3. 147IM+IM+ All-in-One Instant Messaging
  4. 148iMeAI Messenger for Telegram
  5. 149imoFree, Simple, and SecureFree plan
  6. 150InteractioMultilingual Meeting Platform & Remote Interpretation$125–$321/mo
  7. 151IP MessengerServerless lightweight Messenger for LAN. No cloud, Secure & High availabilityFree trial
  8. 152ivCAMPUSWorking together and not just connected.From €9/moFree trial
  9. 153JamiShare, freely and privatelyFreeOpen source
  10. 154JioMeetSimple, Secure, Free — India's very own video conferencing app, made for everyone!From ₹199/moFree planSelf-hostable
  11. 155Jitsi DesktopOpen Source Video Calls and ChatFree planOpen source
  12. 156Jitsi MeetMore secure, more flexible, and completely free video conferencingFreeOpen sourceSelf-hostable
  13. 157Jive AIEnterprise Work Platform
  14. 158JostleThe frustration-free intranet alternativeFree trial
  15. 159JumpRoomSecure sharing for remote teams
  16. 160Just SocialLove your Intranet and AppOn requestSelf-hostable
  17. 161JusTalkFree 1v1 Video Call & Video Chat AppFree plan
  18. 162KaidanXMPP Instant Messenger
  19. 163KeeperChatThe world's most secure messaging app for all your devices.Free plan
  20. 164KeetThe Chat App That Knows Nothing About YouFree
  21. 165KeychatSuper App for Humans and Agents.FreeOpen sourceSelf-hostable
  22. 166Kik MessengerPublic Groups, LIVE streamers, real connections - all on Kik!
  23. 167KloakThe Discord alternative that does not watch you.Free
  24. 168KMessthe Live Messenger alternative for LinuxFreeOpen source
  25. 169Kontalk MessengerCommunity-driven Instant Messaging NetworkFreeOpen source
  26. 170KosmiFree Watch Party & Game Night PlatformFree
  27. 171KwayetEasily Manage People & Money In Real-Time.Usage-basedFree trial
  28. 172LAN MessengerAn opensource LAN messengerFreeOpen source
  29. 173LarkProductivity Superapp for Chat, Meetings, Docs & Projects$6–$12/user/moFree plan
  30. 174LeggoChatChat Freely
  31. 175lemwarmEmail Warm-Up & Deliverability Booster Tool$24–$49/mo
  32. 176LibonCall and support your loved ones abroad
  33. 177LifeAtYour immersive workspace for deep focus, task management, and well being$15–$25/moFree plan
  34. 178LifesizeVideo conferencing solutions that are larger than life.
  35. 179LINEalways at your side.Free
  36. 180LinkelloTurnkey audio & video call services, with just 1 clickFree plan
  37. 181LinphoneReal-time communicationFree planOpen sourceSelf-hostable
  38. 182Local Party
  39. 183LoomOne video is worth a thousand words$18–$24/user/moFree plan
  40. 184LynitiRun projects, clients, invoices, and finance in one workspaceFrom €25/mo14-day trial
  41. 185MailchimpEmail & SMS marketing minus the learning curve$13–$350/moFree plan
  42. 186MailerLiteDigital marketing tools to grow your audience faster and drive revenue smarter.$12–$25/moFree plan
  43. 187MailPoetBetter Email for WordPress-Powered Websites.Free planOpen sourceSelf-hostable
  44. 188MailwarmEmail warmup tool to avoid the spam folder$69–$479/mo
  45. 189Meet in ChatA place to flirt and chat with other adultsFree
  46. 190MeetingGlassRelaxed Video Meetings With Shared Frosted GlassFree
  47. 191MeetlyVideo meetings made easierFree
  48. 192MegaMeetingVideo Conferencing + Private Branding.$9–$99/moFree plan