- Maryland Roads Traffic
- Marzà
- Mas Tarjeta Billetaje
- MASA - Murals and Street Art
- Masada Fortress Tour Guide
- Masaru WARS
- Mashaweer ElMenoufia
- MASHI DRIVER
- MASHI USER
- Masjid Finder
- Maslina Resort
- Masons Coaches
- Mass Times for Travel
- Massachusetts Audio Tour Guide
- Massachusetts Live Cameras
- Massan
- Massanutten Resort App
- MassDOT BusPlus
- Massif Cantalien Espace Trail
- MASTER 6ix
- Master Chinese: Phrases
- Master Chinese: Words
- Masterbike
- Mastercard Airport Experiences
- Mastercard Travel Pass
- Masternaut Connect
- MasterPark Valet
- Masters Angling Tournament
- Masterton
- Mastná Tyč
- Matador Network
- Matarebeli - Georgian Railway
- Moular
- Matchcalendar