Comparison

Your chat app is not a vault.

Everyone does it: the photo sent to Saved Messages, the passport scan in a note-to-self chat. But chat apps are built to spread content to every device instantly. That is exactly the wrong property for the things you want to keep.

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Is it safe to store private files in a chat app’s Saved Messages?

It is convenient, not safe. A chat stash shows up on every linked device, appears in previews and search, and lands in caches and sometimes the camera roll. In cloud-chat designs the “saved” content sits on servers the provider can read. A vault does the opposite: encrypted on your device, behind its own PIN, spreading nowhere.

SealbyChat-app stashes

Built for keeping secrets—

Provider can read stored contentNever — no readable copy existsVaries by app and mode

Behind its own PINRarely

Appears on every linked deviceNo — vaults unlock per deviceYes, by design

Previews / notifications can expose it—

Deniable — no stored list or count—

Instant sending to other people—

Where Chat-app stashes shines

Instant and effortless. It is already open
Available on every device you’re signed into
Fine for ephemeral logistics: an address, a shopping list, a boarding pass

Where it falls short

Copies proliferate: linked devices, backups, media caches, sometimes the photo library
Chat search and previews surface “hidden” content to anyone holding the unlocked phone
In cloud-chat designs, saved content lives readable on the provider’s servers
Deleting a copy from everywhere, after the fact, is hard and often impossible

The honest verdict

Chat is for sending. A vault is for keeping. Send things with your messenger, keep things in a vault. Moving your stash from Saved Messages into Sealby takes minutes. Afterwards nothing previews it, nothing syncs it readable, and nothing records that it exists.

Common questions

Are Telegram Saved Messages private?

Telegram’s regular cloud chats, including Saved Messages, are stored on Telegram’s servers and are not end-to-end encrypted (only Secret Chats are, as of writing). That is convenient across devices, but your stash is readable on their side. Content that must stay yours belongs in encrypted storage on your device.

Is Signal’s Note to Self safer?

Signal is end-to-end encrypted, so its servers cannot read your notes. That is a real improvement. But on the device it behaves like any chat: it appears on linked devices, media can end up in the photo library, and it sits one scroll away in an unlocked app. A good messenger, still not a vault.

Your vault is waiting.

Download Sealby and protect what matters. Setup takes under a minute, and there’s no account to create.

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iPhone & iPad · iOS 17+ · Free