Advantages

1. Self erasing messages
2. Secret chats, that notify if someone takes a screenshot
3. Role system in groups
4. Find groups nearby
5. Expressive emojis/stickers
6. Groups with up to 200,000 users
7. In these up to 50 admins and 20 bots
8. Pin messages
9. Edit messages afterwards
10. Delete messages completely for all
11. Interactive surveys in groups
12. Zoom like calls with unlimited listeners
13. 30 can turn on camera with about 2000 viewers
14. Schedule messages and send them automatically at a certain time
15. Announcment groups can contain an infinite number of people
16. Send photos without compression
17. Send several GB of file size
18. Bots with handy functions
19. Mark messages as spoilers
20. Automated chat translation
21. Reaction to messages
22. Web-App and downloads on all devices with regular updates
23. Anonymous posting in groups (If allowed)
24. Calendar overview of all media sent in chat
25. Delete all messages in one period
26. Automatic text recognition for sent images
27. Disable saving content from groups
28. Multiple sessions at the same time
29. Self-deleting images
30. Set listening speed for voice messages and videos
31. Screen sharing during calls
32. When joining or starting a video call, you are first asked if you want to join front, back or no camera.
33. Automatically delete older messages
34. Easaly switch trough devices while beeing in a call
35. Schedule calls
36. Write a title of calls
37. Toggle on and off, that whole chat is visible for users who join group
38. Costumer friendly support