IDOS

Why does navigating Czech public transit still feel like decoding an ancient timetable?

IDOS, developed by MAFRA, a.s., is the definitive journey planner for the Czech Republic's entire public transport network—buses, trains, trams, metro, and suburban rail. This isn't a generic navigation app; it's a hyperlocal, data-rich tool that integrates real-time schedules, platform numbers, and delay information across all major operators (ČD, RegioJet, Arriva, DPP, and dozens more). The core problem it solves is the fragmentation of Czech transit data: instead of juggling separate apps for Prague's PID, České dráhy, and regional bus lines, IDOS consolidates everything into a single, searchable interface. It answers one question with surgical precision: "How do I get from point A to point B, right now, using any available public transport?"

Core mechanics and analytical depth

The primary interface is a simple origin-destination search, but the engine beneath is unusually sophisticated. IDOS calculates multimodal routes, combining different operators and transport types (e.g., a tram to a train station, then a regional bus to a village). The app displays departure times, estimated travel duration, number of transfers, and—crucially—real-time delay data pulled directly from operator APIs. For each leg of a journey, you can see the exact platform or stop number, the operator name, and the vehicle type. A "Map" view shows the entire route plotted on a geographic map, while the "List" view presents a chronological breakdown. The app also includes a "Stops near me" feature using GPS, and a "Favorites" system for saving frequently used routes or stations. For long-distance trains, IDOS even shows carriage composition (where available) and seat reservation information. The offline mode allows downloading timetables for entire regions, so you can plan without mobile data.

Key advantages that define the experience

• Real-time delay integration – Live data from operators updates schedules on the fly
• Multimodal route optimization – Seamlessly combines buses, trains, trams, and metro
• Offline timetable access – Download regions for travel without internet connection
• Platform-level detail – Exact stop numbers and track information for every transfer

Download mobile app now

Stop wasting time with fragmented transit apps and missed connections. Get IDOS from Google Play and navigate the Czech Republic's public transport network with the same data that station dispatchers use. Your journey starts with a single search.

Technical disclaimer

This application requires an active internet connection for real-time data and map features; offline functionality is limited to pre-downloaded timetables. The app contains optional in-app purchases for premium features (e.g., ad-free experience, extended history). Minimum Android version 6.0 is required. Location services must be enabled for GPS-based stop detection. Data usage varies based on route complexity and update frequency. Age rating: 3+ (general audiences). Operator-specific data availability may vary by region.