Crypto King: Portfolio

Live prices for 10,000+ coins, Fear & Greed at a glance, a daily news feed, swap simulator, Face ID lock — every signal you need before the bell.

Crypto King is the focused, ad-supported crypto portfolio tracker for people who actually read the market.

Built around a daily routine • Live prices for 10,000+ coins via CoinGecko • Market overview hero: total cap, BTC & ETH dominance, 24h volume, and the day's top gainers / losers • Fear & Greed Index pinned to the nav bar with a tap-to-learn explainer • In-app news feed from leading crypto sites

Track your portfolio like a desk • Multiple portfolios (Personal, Speculative, whatever you want) • Cost basis, P/L %, day-change value, and a 7-day weighted sparkline • Allocation donut and full trade history per coin • Spotlight search integration — find any holding from your home screen

Trade & convert • Swap simulator: pick any From → To pair, live rate, instant USD/sats equivalent • Popular-pair preset chips (BTC↔USDT, ETH↔USDT, SOL↔USDT, BTC↔ETH) • Built-in converter with sats and 12 fiat currencies

Alerts that actually fire • Set above / below price alerts on any coin • Local notifications — no account, no server

Watch without owning • Personal watchlist for the coins you're stalking • Tap any market mover to dive into its chart, stats, and links

Yours, locked tight • Face ID lock on launch • All data stays on your device unless you say so • No tracking beyond AdMob (with App Tracking Transparency prompt)

Built for iOS 18 • Native SwiftUI · SwiftData · Swift Charts • Light, Dark, or System appearance — your choice, set during onboarding • Gotham typography, Binance-inspired surfaces, refined haptics