Things I build, mostly in my spare time. The apps are on Google Play and most of the code is on my git server.
Android & iOS apps
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Hyprr
A native mobile client for Hyperliquid: trade perps and spot, follow top traders and track every wallet, without pasting a private key.
Google Play · iOS coming soon
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Gas On Route
Cheap fuel along your route in Spain, ranked by what the stop really costs: the fill-up plus the detour to get there.
Coming soon to Google Play
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FreqDroid
A mobile client for FreqTrade: monitor and manage all your trading bots from your phone, with push notifications over ntfy or an encrypted push relay.
Google Play · iOS coming soon
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Public Pool Android
Monitor your Bitcoin mining on Public Pool from your phone: hash rate, workers and wallet at a glance.
Google Play
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Weekly Weather
The week ahead on one swipeable card (now, week, day and night sky), with a map for rain radar, wind and light pollution, in 35 languages.
Google Play
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sBrowser
A small, fast browser on the system WebView, with tabs, private tabs, reader view, pages saved offline and an ad blocker; its history never leaves the phone.
Google Play
Kotlin Multiplatform libraries
Both are published to my own Maven repository, served straight from Gogs (how it works).
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ChartLib
A Compose Multiplatform candlestick chart: indicators, trade markers, pinch-to-zoom and a crosshair, on Android, iOS and the web.
Used in Hyprr and FreqDroid
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UmamiLib
Privacy-friendly Umami analytics for Android and iOS apps, without a WebView: page views, events and user identification.
Open source
Trading
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Copytrade
Bots that mirror another Hyperliquid account trade by trade, plus a dashboard to see how each copy is doing.
Private, running live
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TaxChain
A crypto tax calculator for European rules: imports exchanges, wallets and Hyperliquid perps, and works out the gains per country.
Private, for my own taxes
