Badges next to prices
Bitcoin value next to prices on any website in Safari. Badges are added next to the price, and the site's own text isn't changed.
Safari extension for iPhone, iPad and Mac
Sats Market shows what prices on websites cost in bitcoin, right next to the price, in Safari.
Currently in TestFlight testing. Requires iOS or iPadOS 17 or later, or macOS 14 or later.
What you'll see
A badge is added next to each price Safari finds. The site's own text isn't changed, and screen readers still read the original price.
Today's picks
From the news
The bakery raised $1.2M 14.53 BTC to open a second shop downtown.
Illustration only, not a screenshot. Example prices at a demo rate of 1 BTC = $82,612.
Features
Configure BTC or sats, dual display or Bitcoin only, and light or dark mode. Works on iPhone, iPad, and Mac.
Bitcoin value next to prices on any website in Safari. Badges are added next to the price, and the site's own text isn't changed.
Local number formats, price ranges, split prices, magnitude suffixes (e.g. "$1.2M") and billing periods (e.g. "/mo").
Auto (sats below 0.01 BTC, then BTC), always sats, or always BTC.
Shown alongside the fiat price, or replacing it visually. Screen readers still read the original price.
Pick a fiat currency. USD by default; the first run picks yours.
Type a fiat amount in the toolbar popup and see its sats value, plus the current bitcoin price.
Turn it off for the current site from the popup, and manage a list of sites where it's off.
A highlight option that makes the sats value stand out more.
Optionally shows what each price would be worth if 1 BTC reached $21M.
System, Light or Dark theme for the popup and settings.
On iPhone, iPad and Mac: shows whether the extension is on, has an Open Safari Settings button, a 4-step guide, a live example badge and today's BTC price. Check Again works by pull to refresh on iOS and ⌘R on the Mac.
VoiceOver labels and announcements, Dynamic Type up to the largest sizes, Reduce Motion respected, haptics on iOS.
Setup
The Sats Market app shows whether the extension is on, opens Safari's settings for you and walks you through four steps. It also shows a live example badge and today's BTC price.
Tap Open Safari Settings in the app, or go to Settings , then Apps , then Safari , then Extensions.
Tap Sats Market, then switch on Allow Extension.
Under Permissions, set All Websites to Allow. Pages are read on your device. Nothing about them is sent anywhere.
Prices in Safari now show their value in sats. To change currency or turn it off for a site, tap the page menu in the address bar, then Sats Market.
Click Open Safari Settings in the app, or choose Safari , then Settings , then Extensions.
Select the checkbox next to Sats Market.
Click Edit Websites and set Other Websites to Allow, or allow sites one at a time when Safari asks. Pages are read on your Mac. Nothing about them is sent anywhere.
Prices in Safari now show their value in sats. Click the Sats Market button in the toolbar to change currency or turn it off for a site.
Platforms
On each platform you get the Safari extension plus a small host app for setup.
iOS and iPadOS 17.0 or later
Safari extension plus a host app for setup. VoiceOver labels and announcements, Dynamic Type up to the largest sizes, Reduce Motion respected, and haptics.
macOS 14.0 (Sonoma) or later
Safari extension plus a host app. Check Again with ⌘R. In Safari, click the Sats Market button in the toolbar to change currency or turn it off for a site.
Cover screen and inner display
The app adapts to the cover screen and to the unfolded inner display, where it lays out in two panes.
Privacy
Stay privacy first with on-device processing and no tracking. Nothing about the pages you visit is sent anywhere.
Read the privacy policyPages are read on the device. Nothing about the pages you visit is sent anywhere.
The only network request is the bitcoin price, from CoinGecko, with mempool.space as a fallback. Requests carry no cookies and no referrer.
The extension asks for the storage permission only, with no host permissions. Safari asks you which sites to allow.
Websites can opt out by adding data-sats-market="off" to their <html> or <body> element.
Credits
Built on Opportunity Cost by TFTC, licensed MIT (licence). Copyright © 2024 TFTC Holdings Inc. Modifications by the Sats Market authors are released under the MIT licence as well.
Bitcoin prices come from CoinGecko, with mempool.space as a fallback.
Sats Market is made by Nordic Tug LLC. Questions and feedback: [email protected].