About this app
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
Latest release
What’s New
• New Market Overview hero on Portfolio — total cap, BTC & ETH dominance, 24h volume, gainers / losers, and active coin count • Fear & Greed Index chip pinned to the nav bar with a tap-to-learn detail sheet • Watchlist — star any coin to follow it without owning it • In the news feed pulled from leading crypto outlets • Swap got popular-pair presets, animated reverse button, live rate preview, and a recent-swaps strip • New Converter and Glossary tools in Settings • Light / Dark / System appearance, asked during onboarding and changeable later • Faster cold start — companion data loads in the background
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 15, 2026 · 2:50 PM Free