21 Pulse
The Rhythm of Bitcoin.
Free · Designed for iPad. Not verified for macOS.
Bitcoin price, charts & on-chain data. Find places to pay with sats. Learn Bitcoin. Lightning SatMap. No altcoins. No noise.
21 Pulse – The rhythm of Bitcoin.
Your Bitcoin-only companion for enthusiasts and everyday users.
No altcoins, no noise – just everything you need around Bitcoin.
FEATURES:
• Real-time Bitcoin price (USD & EUR) with interactive charts (1H to All-Time)
• Fear & Greed Index & Bitcoin on-chain stats
• Lightning SatMap: Find merchants that accept Bitcoin & Lightning near you – with 60+ category icons
• Lightning wallets guide & POS solutions for merchants
• Bitcoin news in English, German & Spanish
• Bitcoin events calendar & conference tracker
• Learn Bitcoin: 6 chapters, 24 FAQs, curated videos & books
• Portfolio tracker with DCA plans & performance analysis
• Tools: Block & Halving, Converter, DCA Calculator, Mining ROI
• Home Screen Widget: Live price & 24h change
• Beginner & Advanced mode – for every Bitcoiner
• Clean design with customizable accent color (light/dark/system)
21 Pulse is built for people who value sovereignty, simplicity and focus.
No account required. No tracking. Your data stays on your device.
Bitcoin only. Always.
• We have added Spanish and German.
• Discover upcoming Bitcoin events with the new Events feed, and import your own calendar entries.
• Tap the 21 Pulse logo from any tab to jump straight into the menu.
• Refreshed typography gives 21 Pulse a sharper, more distinct look.
• Compare Bitcoin to global assets with new asset logos in the "Bitcoin vs. World Assets" view.
• SatMap now opens centered on your region for faster local lookups.
• News articles and in-app web pages show a clear loading indicator while opening.
• Mining ROI tooltips now appear right under the info icon they describe, in a more readable style.
• Fixed the SatMap and news article sheets sometimes opening empty in fullscreen.
• Fixed the appearance switcher (Light/Dark/System) sometimes ignoring the first tap.
• Smoother dropdown animations across info cards, and the cursor now lands at the end of numeric fields for quicker edits.
The developer, Heiko Mattern, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Heiko Mattern
- Size
- 5.8 MB
- Category
- Finance
- Compatibility
Requires iOS 26.0 or later.
- iPhone
Requires iOS 26.0 or later. - iPad
Requires iPadOS 26.0 or later. - Mac
Requires macOS 26.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 26.0 or later.
- iPhone
- Languages
English and 2 more
- English, German, Spanish
- Age Rating
16+
- 16+
- Contains
Unrestricted Web Access
- Copyright
- © 2026 Heiko Mattern