# Muni Underground — Muni Metro Tracker > San Francisco Muni Metro station-based train tracker. (iPhone/iPad app by Naren Hazareesingh.) - Source: https://appshunter.io/ios/app/muni-underground/id1484151359 (this page in markdown: same URL + `.md`) - Developer: [Naren Hazareesingh](https://appshunter.io/developer/1484151358) - Category: Navigation, Travel - Price: Free - Rating: 4.50/5 from 10 App Store ratings · 6 written reviews indexed - Age rating: 4+ - Requires: iOS 17.6 · 13 MB - Languages: American English - Released: 2019-10-19 - Data updated: 2026-06-04 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/muni-underground/id1484151359/reviews.md ## What is Muni Underground? Muni Underground is a simple tracker for San Francisco's Muni Metro system! Unlike other transit apps, Muni Underground is station-based instead of trip-based, offering you fast access to upcoming trains without worrying about entering a destination! ## Key features - Station-based tracking - Real-time train schedules - Fast access to upcoming trains - No destination input required - Muni Metro system coverage ## Recent user reviews (6 of 6) All indexed reviews: https://appshunter.io/ios/app/muni-underground/id1484151359/reviews.md ### 3/5 — How about L line? *2024-01-29* There is no L line. **Developer response:** Coming in v2.9 tomorrow! ### 4/5 — Very good but 4 stars *2024-01-14* When I got it said N to Embarcadero it should say N to 4th and king please do a little bit better **Developer response:** The destination is provided by SFMTA and sometimes specific trains terminate early at Embarcadero! Of course, that's not to say it still wasn't wrong lol ### 5/5 — very good！ *2023-11-22* I like the app very much. It is simple very easy to use！Very straight forward！ But I found prediction for Castro Westbound and Embarcadero Westbound are the same. Please correct it. Thank you so much for creating such amazing app！ ### 5/5 — Better than the official Muni app *2023-03-13* Best way to see when your train is *actually* arriving ### 5/5 — Awesome *2023-01-20* Perfect for checking when your train will be at your station so you don’t waste time waiting. ### 5/5 — <3 *2019-11-30* Everything I ever wanted in a muni tracker app! ## Frequently asked questions about Muni Underground ### What is Muni Underground? Muni Underground is a free transit application designed specifically for tracking San Francisco's Muni Metro system. It provides real-time train information based on specific stations. ### How does Muni Underground differ from other transit apps? Unlike many transit apps that are trip-based, Muni Underground is station-based. This allows for quicker access to upcoming train times without needing to input a destination. ### Is Muni Underground free to use? Yes, Muni Underground is completely free to download and use. It does not have any in-app purchases or require a subscription. ### What devices support Muni Underground? Muni Underground is available for both iPhone and iPad devices, making it accessible to a wide range of Apple users. ### How accurate is the train information in Muni Underground? The app provides real-time tracking for the Muni Metro system. While specific accuracy metrics are not detailed, it aims to offer fast access to upcoming train schedules. ### When was Muni Underground last updated? Muni Underground was last updated on November 19, 2025, indicating ongoing development and maintenance by the developer. ### What is the age rating for Muni Underground? Muni Underground has an age rating of 4+, making it suitable for users of all ages. ### Does Muni Underground have ads? No, Muni Underground is ad-free. Users can enjoy the transit tracking features without any advertisements interrupting their experience. ## Version history (last 5 releases) ### 2.9 — 2025-11-19 - L Taraval Route (finally!) - Collapsible sections - Bug fixes ### 2.8.1 — 2025-09-17 - Support for Liquid Glass - Updated Metro Map ### 2.8 — 2024-04-27 - Custom stops! You can now enter custom stops for busses. Just go to sfmta.com and grab the 5-digit stop codes for each direction and enter it into the app! - Note: you'll have to re-set up your favorites after this update ### 2.7.1 — 2024-04-23 - Fix Castro Westbound arrival times ### 2.7 — 2023-11-10 - Added M Ocean View Line - Search for any station by name! - Bug fixes and UI improvements ## Apps similar to Muni Underground | App | Rating | Price | Category | | --- | --- | --- | --- | | [San Francisco Subway map](https://appshunter.io/ios/app/san-francisco-subway-map/id6474816136) | — | Free | Navigation | | [台北捷運圖-最方便快速的地圖資訊](https://appshunter.io/ios/app/id1575223400) | — | Free | Navigation | | [xtBus transit browser](https://appshunter.io/ios/app/xtbus-transit-browser/id451379202) | 4.0 (10) | Free | Navigation | | [SF Muni Buses](https://appshunter.io/ios/app/sf-muni-buses/id1453311787) | 4.2 (809) | Free | Navigation | | [Busly (Legacy)](https://appshunter.io/ios/app/busly-legacy/id945270507) | 3.9 (53) | Free | Navigation | | [Busly - SF Muni, WMATA, MBTA](https://appshunter.io/ios/app/busly-sf-muni-wmata-mbta/id1435737758) | 4.6 (305) | Free | Navigation | ## Related topics [naren hazareesingh](https://appshunter.io/ios/topics/naren-hazareesingh) · [miuni](https://appshunter.io/ios/topics/miuni) · [muni](https://appshunter.io/ios/topics/muni) · [sfmuni](https://appshunter.io/ios/topics/sfmuni) · [sf muni](https://appshunter.io/ios/topics/sf-muni) · [muni mobile](https://appshunter.io/ios/topics/muni-mobile) · [san francisco muni](https://appshunter.io/ios/topics/san-francisco-muni) · [munimobile san francisco](https://appshunter.io/ios/topics/munimobile-san-francisco) · [mumimobile](https://appshunter.io/ios/topics/mumimobile) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-04.*