uChat
Messages for one person or a whole group.
Write to one contact or a group, send files, photos and voice messages, share checklists and call everyone in the chat with one click.
Who's buying bread?
I'll go after school
Milk
Apples
Thanks, love
Who holds the keys
Encrypted by you, not by us.
Encrypted on your deviceYour browser locks the content before it is sent.
Only you and the people you share with hold the keysWe never have them, so we cannot open, read, scan or hand over your content.
Post-quantumSealed with ML-KEM and ML-DSA, paired with classical algorithms.
What we can seeWho is in a chat and when a message is sent. Not who wrote it, and not what it says.
GroupsFamily, friends or a team, each in its own chat, created from Contacts.
ChecklistsA shopping list in the chat that everyone can tick off. Open items also appear in uTodo.
Voice messages and filesSpeak instead of typing, send photos and documents.
CallsVoice or video from any chat, with every uMeet feature.
TranslationRead a message in your language. Optional, and uChat asks first.
Delivery checksSee whether a message is on its way, stored or read.
Pin and muteImportant chats on top, quiet ones without notifications.
FavoritesStar messages and find them again in the chat info.
Block and reportKeep unwanted people out.
Private by design
Post-quantum encrypted: ML-KEM and ML-DSA, paired with proven classical algorithms. Each message and file is encrypted on your device for every member. The sender's name travels inside the encryption, so the server does not see who wrote to whom inside a chat.