Region | Title | System | Version | Edition | Languages | Serial | Status |
| M-Studios: Demo Intern v1.0: "Animation" | CDI | | Original | | | |
| M.A.X.: Mechanized Assault & Exploration (Interactive Demo) | PC | | Demo | | CD-ICD-082-D | |
| M1 Tank Platoon II | PC | | Demo | | | |
| Machi 街 | SS | 1.001 | Sample (Standalone, Otanoshimi 3Shiro! Disc, Bundled with Segakore Sega Bible Mogitate SegaSaturn Soukan-gou) | | 610-6777 | |
| Macintosh Game 50+ Millennium: Vol.3 マック ゲーム 50+ ミレニアム Vol.3 | MAC | | Original | | MSDJ-99023 | |
| Macintosh Taikenban Demo Soft Zenshuu Macintosh体験版デモソフト全集 | MAC | | Original | | RCRT-93001 | |
| Macintosh: Demo Soft Zenshuu: Shinseihin Tokushuu-gou Macintosh デモソフト全集 新製品特集号 | MAC | | Original | | | |
| MacPeople 1998 No. 2 1.15 | MAC | | | | | |
| Mad Dog McCree | CDI | | Demonstration Disc | | 310-690-058-2 | |
| Mad Dog McCree | CDI | | Demonstration Disc | | 310-690-058-2 | |
| Mafia (Disc 1) | PC | | Covermount | | | |
| Mafia (Disc 2) | PC | | Covermount | | | |
| Mafia (Disc 3) | PC | | Covermount | | | |
| Magazine Ufficiale PlayStation 2 Demo 2005/01 Ita | PS2 | 1.00 | | | SCED-53070 | |
| Magazine Ufficiale PlayStation 2 Demo Italia 01/2006 | PS2 | 1.00 | | | SCED-53933 | |
| Magazine Ufficiale PlayStation 2 Demo Italia 03/2006 | PS2 | 1.00 | | | SCED-54090 | |
| Magazine Ufficiale PlayStation 2 Demo Italia 04/03 | PS2 | 1.00 | | | SCED-51652 | |
| Magazine Ufficiale PlayStation 2 Demo Italia 05/2006 | PS2 | 1.00 | | | SCED-54180 | |
| Magazine Ufficiale PlayStation 2 Demo Italia 06/03 | PS2 | 1.01 | | | SCED-51752 | |
| Magazine Ufficiale PlayStation 2 Demo Italia 07-2006 | PS2 | 1.01 | | | SCED-54314 | |
| Magazine Ufficiale PlayStation 2 Demo Italia 07/03 | PS2 | 1.00 | | | SCED-51836 | |
| Magazine Ufficiale PlayStation 2 Demo Italia 08/02 | PS2 | 1.00 | | | SCED-51111 | |
| Magazine Ufficiale PlayStation 2 Demo Italia 08/03 | PS2 | 1.01 | | | SCED-51880 | |
| Magazine Ufficiale PlayStation 2 Demo Italia 09/02 | PS2 | 1.10 | | | SCED-51173 | |
| Magazine Ufficiale PlayStation 2 Demo Italia 09/03 | PS2 | 1.00 | | | SCED-51894 | |
| Magazine Ufficiale PlayStation 2 Demo Italia Special Racing | PS2 | 1.00 | | | SCED-54069 | |
| Magazine Ufficiale PlayStation 2 Demo Special Cinema | PS2 | 1.00 | | | SCED-54543 | |
| Magazine Ufficiale PlayStation 2 Italia 01/04 Demo | PS2 | 1.02 | | | SCED-52186 | |
| Magazine Ufficiale PlayStation 2 Italia 02/03 | PS2 | 1.03 | | | SCED-51411 | |
| Magazine Ufficiale PlayStation 2 Italia 04/2006 | PS2 | 1.00 | | | SCED-54149 | |
| Magazine Ufficiale PlayStation 2 Italia 05/04 | PS2 | 1.00 | | | SCED-52443 | |
| Magazine Ufficiale PlayStation 2 Italia 06/04 | PS2 | 1.00 | | | SCED-52580 | |
| Magazine Ufficiale PlayStation 2 Italia 06/2006 | PS2 | 1.01 | | | SCED-54208 | |
| Magazine Ufficiale PlayStation 2 Italia 09/04 | PS2 | 1.00 | | | SCED-52855 | |
| Magazine Ufficiale PlayStation 2 Italia 10/2005: Italian Demo | PS2 | 1.01 | | | SCED-53294 | |
| Magazine Ufficiale PlayStation 2 Italia 11/04 | PS2 | 1.00 | | | SCED-52981 | |
| Magazine Ufficiale PlayStation 2 Italia 12/03 | PS2 | 1.01 | | | SCED-52057 | |
| Magazine Ufficiale PlayStation 2 Italia Demo 02/04 | PS2 | 1.01 | | | SCED-52272 | |
| Magazine Ufficiale PlayStation 2 Italia Demo Speciale Horror | PS2 | 1.00 | | | SCED-53947 | |
| Magazine Ufficiale PlayStation 2 Italian Demo 61 07/05 | PS2 | 1.00 | | | SCED-53516 | |
| Magazine Ufficiale PlayStation 2 Special Sports Demo | PS2 | 1.00 | | | SCED-53905 | |
| Magazine Ufficiale PlayStation 2 Speciale di Corso | PS2 | 1.00 | | | SCED-52795 | |
| Magic: The Gathering: Trading Card Game | PC | | Demo | | | |
| Majesty: The Fantasy Kingdom Sim | PC | | Demo | | PRODUCT# 99185 | |
| Marc Ecko's Getting Up: Contents Under Pressure | PC | 1.00.0000 | Covermount | | | |
| Marc Ecko's Getting Up: Contents Under Pressure | PS2 | 1.00 | Beta | | | |
| Mario Kart: Double Dash!! | GC | | Original, Includes Bonus Disc with Playable Demos! | | DL-DOL-GM4E-USA | |
| Mario Kart: Double Dash!! (Bonus Disc) | GC | | Includes Bonus Disc with Playable Demos! | | DL-DOL-PM4E-USA | |
| Mario Teaches Typing 2 | PC | 2.0 | Rerelease | | 2223299-590002/I068dd | |
| Marvel Trading Card Game | PC | | Demo | | | |
| Mashed: Drive to Survive | PS2 | 1.01 | Demo | | SLED-52506 | |
| Max Kids Extra 1/2004 Anemone | Bubble Bobble Nostalgie | Krasnale 2 | PC | | | | | |
| Max Payne | PC | 1.05 | Covermount | | | |
| McDonald's: Demo 01 | PSX | | Demo | | SCED-03909 | |
| MDK | PC | | Demo | | | |
| MechWarrior 2: 31st Century Combat | PC | | Interactive Preview | | | |
| Medal of Honor: Allied Assault | PC | 1.0 | Demo | | 4016207 | |
| Medal of Honor: Pacific Assault | PC | | Demo | | | |
| MediaMogul | CDI | 2.0 | Demo | | | |
| MediaMogul 2.2 | CDI | | Demo | | | |
| Medieval II: Total War | PC | | Demo | | | |
| MediEvil II | PSX | | Original | | SCUS-94564 | |
| Mega Maze | CDI | | Original, Demonstration Disc | | 310-690-061-2, 310690061-2 | |
| Mercenaries 2: Inferno di Fuoco | PC | 1.0 | Covermount | | EAZ07705820D | |
| Mercer Mayer's Little Monster at School | CDI | | Original, Demonstration Disc | | 310-690-097-2, 310690097-2 | |
| Merlin's Apprentice | CDI | 1.11 | Demonstration Disc | | 310-690-099-2 | |
| Metal Arms: Glitch in the System | XBOX | | Preview (Demo) | | | |
| Metal Gear Rising: Revengeance メタルギア ライジング リベンジェンス | PS3 | 01.00 | Taikenban | | BLJX 94009 | |
| Metal Gear Solid | PSX | | Demo | | SLED-01400 | |
| Metal Gear Solid (Disc 1) | PSX | | Original, Platinum | | SLES-01370 | |
| Metal Gear Solid (Disc 1) | PSX | | Original | | SLES-01508 | |
| Metal Gear Solid メタル・ギア・ソリッド | PSX | | Taikenban | | SLPM 86098 | |
| Metal Gear Solid (Disc 1) (Ichi) メタルギア ソリッド | PSX | | Premium Package | | SCPS 45317 … | |
| Metal Gear Solid (Disc 2) (Ni) メタルギア ソリッド | PSX | | Premium Package | | SCPS 45318 … | |
| Metal Gear Solid (Disc 1) | PSX | | Original, Trade Demo | | SLUS-00594 … | |
| Metro 2033 | PC | | Covermount | | | |
| Micro Machines | CDI | | Demo | | | |
| Midway Hits List | PC | | Demo | | | |
| Minyo! みにょっ! | PC | | Demo-ban | | | |
| Il Mio Computer CD-Rom: 2/2000 (Disc A) | PC | | | | | |
| Miracle Jumpers ミラクルジャンパーズ | PSX | | Original | | SLPS 01224 | |
| The Misadventures of Tron Bonne | PSX | | Original | | SLUS-00896 | |
| MLB 10: The Show | PSP | 1.00 | Original, Demo, Not for Resale | | UCUS 98742 … | |
| MLB 12: The Show | PS3 | 01.01 | Trade Demo | | BCUS-90637 | |
| ModNation Racers | PSP | 1.00 | Original, Trade Demo | | UCUS 98741 … | |
| Monkey Hero | PSX | | Trade Demo | | SLUS-80765 | |
| Monopoly Tycoon: The Times Demo | PC | | Demo | | | |
| Monster Hunter Freedom Unite | PSP | 1.00 | Demo | | ULED-01244 … | |
| Monster Hunter Freedom Unite | PSP | 1.00 | Demo, Trade Demo | | ULUS 90003 | |
| Montana Jones モンタナ・ジョーンズ | 3DO | | Demonstration-ban | | FZ-JJ9DSM-5A | |
| Moses: Bound for the Promised Land | CDI | | Original, Demonstration Disc | | 310-690-066-2, 310690066-2, 690 066-2 | |
| Moto Racer | PSX | | Demo | | SLED-01005 | |
| Moto Racer 2 | PSX | | Demo | | SLED-01552 | |
| The Movies: StarMaker | PC | 1.0 | Demo | | 32587.101.ITDM | |
| MSI Multimedia Games Collection | PC | | Original | | G71-71GA010 | |
| MSX Magazine Hozon-ban MSX MAGAZINE 永久保存版 | PC | | | | | |
| MSX Magazine Hozon-ban 2 MSX MAGAZINE 永久保存版2 | PC | | | | | |
| Multimédia PC: Numéro 15 | PC | | | | | |
| Multiwinia: Survival of the Flattest | PC | win32-multiwinia-retail.1.0.0 | Original | | | |
| Muramasa: The Demon Blade | WII | | Demo | | RVL-DSFE-USA-B0 | |
| Mutant Rampage: Bodyslam | CDI | | Demonstration Disc | | 310-690-282-2 | |
| Myst III: Exile | PC | | Myst: The Collection, Covermount | | 5005053 | |
| Myst III: Exile (Disk Idkun) Myst III: הנקמה | PC | | Xtreme | | | |
| Myst IV: Revelation (Playable Demo) | PC | | Demo | | | |
| Mystic Midway: Phantom Express | CDI | | Original, Demonstration Disc | | 310-690-247-2, 310690247-2 | |
| Mystic Midway: Rest in Pieces | CDI | | Original, Demonstration Disc | | 310-690-152-2, 310690152-2, 690 152-2, 810 0021 | |
| Myth II: Soulblighter | PC | 1.3 | Linux (Demo) | | | |
| Myth III: The Wolf Age | PC | 1.0.1.0 | Covermount | | | |