Anarchy Online is a 3D Sci-Fi MMORPG originally released as a subscription-based game, but it’s now available for free. Anarchy Online has four playable races and a whopping fourteen different classes to chose from. While the core game is now free, playing through the expansion pack content still requires a monthly subscription.

Publisher: Funcom
Playerbase: Medium
Graphics: Low Quality
Type: MMORPG
EXP Rate: High
PvP: Duels / PvP Zones / Guild Wars
Filesize: 1.58 GB

Pros: +Large game world. +14 classes & an in-depth skill system. +Player run economy & cities.

Cons: -Dated graphics and gameplay. -Expansion pack content only available to paying members. -Limited Sci-Fi elements during the early stages.

Zero Online is a fast paced 2D Sci-fi MMORPG set in space. Play as a giant robot and crush hordes of enemies in this content rich MMORPG. The game is most notable for its extremely fast experience gain and an incredibly high level cap.

Publisher: TQ Digital
Playerbase: Medium
Graphics: Low Quality
Type: MMORPG
EXP Rate: Very High
PvP: Arena
Filesize: ~ 1024 MB

Pros: +Excellent ‘auto-pilot’ feature. +Large level cap. +Large selection of weapons, ammo and armor. +Fast paced gameplay. +Nicely animated particle effects.

Cons: -Enemies are not challenging. -Only two classes. -Early game class imbalances. -Awkward skill system.

RF Online, or Rising Force Online, is a 3D Sci Fi MMORPG currently being published by CCR. Although the game’s general theme is sci-fi there are a lot of generic fantasy themes built into the game. RF Online was originally released as a pay to play game by Codemasters, but has since became free to play. The game takes place in the distant future where the game’s three factions are struggling for control over the universes natural resources.

Publisher: CCR Inc
Playerbase: Medium
Graphics: High Quality
Type: MMORPG
EXP Rate: Medium
PvP: Open PvP / RvR /
Filesize: ~ 1700 MB

Pros: +Great original music. +Unique skill system. +Large player run economy. +Gorgeous graphics. +Good interface. +Good tutorial.

Cons: -Imbalanced starting equipment [Ruins the game]. -Repetitive combat. -Powerful monsters in newbie areas. -

Ace Online is an innovative 3D Sci Fi Shooter MMO where players control starfighter planes called ‘gears’ and fight it out in large scale battles. The game has over 100 quests, or missions, so the game’s grind is minimal. The game’s fast paced gameplay coupled with the sleek sci-fi graphics makes Ace Online well worth the download.

Publisher: Suba Games
Playerbase: Medium
Graphics: High Quality
Type: MMO
EXP Rate: Medium
PvP: Realm Vs Realm / Duels / Group Vs Group
Filesize: ~ 1374 MB

Pros: +Unique gameplay. +Great graphics. +Good tutorial. +Hundreds of missions. +Plenty of customizable components. -Massive PvP battles (Up to 100 vs 100!).

Cons: -Early missions are way too easy. -Poorly translation mission text / cut scenes.

Age of Armor is one of the few surviving Sci-Fi MMORPGs available on the market today, mainly due to it’s unique character options whereby players are able to choose both a Pilot, and a Mech. Throughout the game players must fight enemies, and each other, to earn credits that can be spent on new upgrades and parts to customize their Mech.

Publisher: Snail Games
Playerbase: Low
Graphics: High-Quality
Type: Sci-Fi MMORPG
EXP Rate: High
PvP: Yes
Filesize: 1.3GB

Pros: +Unique Sci-Fi locations. +Plenty of skills with unique skill progression. +Faction based PvP aspects.  +Heaps of missions available.

Cons: -Severe lack of direction. -Slow paced combat.  -Limited pilot customization. -Very poor translation.  -Dated graphics engine.

Exteel is a fast paced 3D sci-fi MMO shooter with gorgeously designed graphics and skill animations. Hop on to your giant customizable mech and fight against up to 16 players online in multiple game modes. Fight your opponents with any plasma swords, rockets, rifles, SMGs and so much more; the game has an enormous amount of different weapons, armor, skills and parts available to purchase in the game’s store, so the sheer amount of customization here is almost limitless.

Publisher: NCSoft
Playerbase: High
Graphics: High Quality
Type: MMO
EXP Rate: Medium
PvP: N/A
Filesize: 450MB

Pros: +Unique mech based gameplay. +Huge selection of weapons & upgradable parts. +Varied skills. +Fast paced addictive gameplay. +Well designed maps. +Great tutorial.

Cons: -Difficult to compete against better geared opponents. -Cash shop items can imbalance the game.

S4 League is a third person 3D Sci-fi shooter. The game is fast paced and set in a futuristic environment. Play online with up to 12 players online in either Death Match (team vs team) or Touch Down mode (capture the flag). Earn in game currency by getting kills and purchase new weapons, skills and clothes in the store.

Publisher: Ala Playa
Playerbase: High
Graphics: High Quality
Type: MMO
EXP Rate: Medium
PvP: N/A
Filesize: 303MB

Pros: +Good tutorial, +Balanced gameplay, +Good music, +Varied weapons, Large player base, +Stylish graphics +Good variety of clothes and skills

Cons: -Very few playable maps, -Few game modes, -Latency issues (Servers are in Europe)