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Your messages.Your Bitcoin.Together, at last.

Radar. The first app to bring private messaging and self-custodial Bitcoin into one seamless experience.

A Radar chat sending 19,325 sats for last night's dinner, right inside the conversation.
Chats and sats. One place.
Available on iOS and Android · from the team behind Cake Wallet, trusted by 2M people.

The way it’s been.

Want to send a private message? One app.

Want to send Bitcoin? Another app.

Copy, paste, switch, repeat.

John L.
TodayHeyYou can send me the funds on this invoice:lnbc123456789abcd1234defghijk6723589adabc123def456abcd1234defghijk6789abc123def456abja314lqwr35iqqrwq33465abcd1234defghijk6723589adabc123def456abcdOK, let me open my Bitcoin wallet app first…
‹
Send Bitcoin
Address
lnbc1234567..5iqqrwq3346Paste
Amount
12,215Sats
Confirm
9:41•••

There has to be a better way.

Shouldn’t the two most personal things you do every day — who you talk to and what you do with your money — work together?

Send sats like
you send a text.

No switching apps. No copy-paste. Just open a chat and send — settled instantly over Bitcoin Lightning.

Signal ProtocolBitcoin LightningSelf-custodial

For the everyday stuff.

🍜Sent
Split dinner
ramen with the crew
19,325sats
🎟️Sent
Cover a friend
concert tix — you’re the best
50,000sats
🏠Sent
Send rent
this month, sorted
420,000sats
🎁Sent
Gift to mom
happy birthday ❤️
100,000sats

No starting
from scratch.

Radar is built on Signal’s trusted messaging network, so the people you already talk to come with you. No rebuilding your network. No new account necessary.

+more

Free, private, and yours.

No ads or trackers

We don’t sell ads and we don’t track you. Your chats and payments are nobody’s business but yours.

Open source

Every line is open to inspect, audit, and build on. No black boxes, no “just trust us.”

Built for everyone

Radar empowers you, not some mega-corporation or bank. No hidden fees, no subscription required.

We support Signal financially

We give back to the protocol we rely on. Signal’s mission to keep private messaging alive is ours too.

Secure

Leveraging Signal’s battle-tested messaging protocol for end-to-end encryption you can actually trust.

Self-custodial

Your keys, your coins. Radar never holds your money — no one can freeze, seize, or lose it but you.

Meet Radar

See how Radar fits into
your life today.

Everything Radar is — private messaging and self-custodial Bitcoin, together at last.

The people you connect with.
The money you trust.
Together, at last.

Radar. Chats and sats in one place. From the team behind Cake Wallet.
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