Flash: Rewards & Payments
Move money faster.
About
This app facilitates digital finance in the Caribbean using Bitcoin and the Lightning Network. It offers fast, reliable payments with low fees, stable USD-equivalent accounts, and multiple ways to receive Bitcoin. It's designed for beginners and merchants, with a focus on open-source principles and multilingual support.
What's New in Flash
0.6.3
July 25, 2026
A stability release: **Fixed** - A crash after entering an amount for a top-up. - A freeze that could show up right after signing in on some accounts. - Menus and info pop-ups that could open off-screen or stop responding. - General performance and reliability improvements across the app.
MoreDeveloper apps
FAQ
What is Flash?
Flash is a digital finance app built on the Bitcoin and Lightning Networks, designed to bring fast, reliable, and low-fee payments to the Caribbean. It offers features like USD-equivalent accounts and multiple ways to receive Bitcoin.
Is Flash secure?
Flash is built on open-source Bitcoin banking infrastructure and utilizes the Galoy infrastructure, known for its reliability. The app is designed for everyday payments and offers email authentication for enhanced account security.
What are the fees for using Flash?
Flash keeps fees to a minimum, often lower than other payment methods. Transfers between Flash users are entirely free, and sending or receiving via the Lightning Network incurs very low fees.
Can I use Flash for my business?
Yes, Flash provides a receive-only, web-based Point of Sale “Cash Register” for merchants. This allows employees or others to create invoices on behalf of the business, making it suitable for receiving payments or donations.
What devices does Flash support?
Flash is available on iPhone and iPod devices, offering a convenient way to manage your digital finances on the go.
How often is Flash updated?
The latest version of Flash is 0.5.2, and it was last updated on May 2, 2026. The app is continuously improved by dedicated global partners.
Does Flash have ads?
No, Flash does not contain advertisements. It is a free application focused on providing a seamless digital finance experience without interruptions.
What languages does Flash support?
Flash is available in over 20 languages, including English, Spanish, French, Portuguese, and Swahili, making it accessible to users worldwide. You can request new languages via their Twitter or Nostr channels.