MPG Calculator vs Barcelona Subway Map
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MPG Calculator
Easily calculate fuel efficiency in Litres/100kms or Miles/gallon using US or UK gallons. Input your journey's odometer readings and fuel used to get instant results. The app also converts between different fuel units for your convenience.
- Calculate Litres/100kms
- Calculate Miles/gallon (US/UK)
- Convert between fuel units
- Simple odometer input
- Fuel usage tracking
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MPG Calculator lets you calculate either Litres/100kms or Miles/gallon in either US or UK gallons. Simply enter in your odometer reading before and after your journey and how many litres or gallons of fuel used. MPG Calculator also lets you enter in an amount in one unit and then it will convert that amount for the other two units so you don't have to.
Barcelona Subway Map
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Make more of Barcelona, from your first airport connection to your next downtown discovery. Barcelona Subway Map brings the city's rail network, bus stops, trip planning and city guide together in one place. EXPLORE BARCELONA TRANSIT Explore TMB metro and buses, TRAM, FGC and Rodalies rail on the transport map. Plan connections between airport connections, Plaça de Catalunya, central districts and beyond. Find stations and transfers on the interactive map, follow colour-coded routes, and search stops by name or line. Use transport filters to focus on your journey and keep the saved network map ready when you need it. PLAN YOUR NEXT RIDE Choose your starting point and destination in the route planner, or set them directly from station and bus stop cards. Search stops by name or route, filter transport types and include buses when planning your journey. Route times are estimates, so allow extra time for waiting, transfers and changes in service. DISCOVER MORE THAN YOUR DESTINATION Find places to explore in the Barcelona guide, browse photos and attractions, and listen to spoken descriptions using the audio guide. Pick a 1–7 day itinerary for ideas drawn from the places in the guide. Whether you are visiting for a weekend or exploring your own city, keep your next stop close at hand. USEFUL TOOLS FOR YOUR STAY Check sunrise, sunset and daylight duration for a date you choose. Explore airport guidance, emergency help and travel tools, and keep useful places in the address book. Move between the map, route planner and guide as your day takes shape. MAKE THE MOST OF BARCELONA Connect your transport plans with places you want to discover. Explore ideas around Eixample, Gothic Quarter, museums, parks and the waterfront using the city guide. Find airport guidance, useful travel tools and saved addresses for your day in Barcelona. Saved transport data supports route planning; online maps and connected services require internet access. Timings are approximate and are not a live arrival guarantee. Check current service information with the transport operator before travelling. This is an independent travel app and is not affiliated with TMB or the airport.
Screenshots
Verdict
The clearest difference is update cadence: MPG Calculator at every 2 weeks against Barcelona Subway Map's every 16 months. MPG Calculator also leads on iOS requirement (7.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
MPG Calculator ships an update every 2 weeks, Barcelona Subway Map every 16 months. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.
| Parameter | MPG Calculator | Barcelona Subway Map |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 weeks — better | Every 16 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 7.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 0 MB | 40 MB |
| Age rating | 4+ | 4+ |
| Developer | George Richardson | Yaroslav Mykolaienko |
In-app purchases
MPG Calculator
No in-app purchases
Barcelona Subway Map
No in-app purchases
Questions
Is MPG Calculator free?
Is Barcelona Subway Map free?
Do MPG Calculator or Barcelona Subway Map have ads?
Which is updated more often, MPG Calculator or Barcelona Subway Map?
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