SparTank

Welcome to SparTank – your smart companion for saving on fuel! Whether you commute to work daily, plan a weekend trip, or just want the cheapest price nearby – SparTank shows you where to fill up for less in seconds.

🔍 QUICK PRICE SEARCH
Enter your postal code and instantly see all nearby gas stations sorted by price for Diesel, Super E5, or Super E10. The cheapest station is automatically highlighted so you can spot the best deal at a glance. All price data comes directly from the official Tankerkönig API (MTS-K) and is updated in real time.

📋 DETAILED PRICE COMPARISON
Compare gas stations within a customizable radius. SparTank displays the current price, distance, brand, and open/closed status for each station. Our smart net savings calculator goes further: it calculates whether the detour to a cheaper station actually pays off — factoring in the extra fuel consumed for the additional kilometers.

🗺️ TRIP COST CALCULATOR
Plan your journey between two locations and estimate your fuel costs. Enter your start and destination, and SparTank calculates the expected fuel expenses for the entire route based on your vehicle data.

⭐ FAVORITES
Save your go-to gas stations and keep track of their current prices. Perfect for commuters who regularly fill up at the same stations and want to monitor price changes.

🏠 HOME ADDRESS SHORTCUT
Save your home address in settings and use the quick search: one tap on the 🏠 icon auto-fills your postal code — no typing needed.

🚗 CUSTOM VEHICLE SETTINGS
Enter your car's fuel consumption (L/100km), tank capacity, and current fuel level. SparTank uses this data to deliver highly personalized savings estimates and accurate detour calculations.

🧭 ONE-TAP NAVIGATION
Launch navigation to your chosen gas station directly from the app — SparTank opens Google Maps with the optimal route.

🌙 DARK MODE
Choose between light and dark themes, or let SparTank follow your system setting automatically. Perfect for nighttime drives or if you prefer dark interfaces.

🇩🇪🇬🇧 MULTILINGUAL
SparTank is fully available in German and English. Switch languages anytime within the app.

✅ NO ACCOUNT REQUIRED
SparTank works without registration and without ads. Just install and start saving.

Stop guessing — start saving today. Download SparTank and fuel up smarter!