For game developer game engines is very important.
A game engine is a software development environment designed for people to build video games. Developers use them to create games for consoles, mobile devices, and personal computers.
There are many type of game engines
but i have set top 5 game engines for review and my knowledge.

Top 5 game engines

5.

CryEngine

• Developer: Crytek
• Platforms: iOS, Android, Windows, Linux, Playstation, Xbox, and Wii
• Customers: Poppermost Productions, CI Games, Obsidian Entertainment, and more
• Games: Far Cry, Crysis, Sniper: Ghost Warrior 2, and more
• Pricing: Free. Memberships start at $50 per month.

for download :https://www.cryengine.com/

4.

Unreal Engine

• Developer: Epic Games
• Platforms: Windows, Mac, Linux, iOS, Android, Playstation, Xbox, and more.
• Customers: Capcom, Activision, Ubisoft, Microsoft Studios, Nintendo, and more
• Games: Marvel Heroes, Batman: Arkham Origins, Infinity Blade 3, WWE Immortals, and more
• Pricing: Free to use (5% royalty on gross revenue after the first $3,000 per product, per quarter)

for download :https://www.unrealengine.com/en-US/download

3.

Godot Engine

• Developer: Community developed.
• Platforms: Windows, Mac, Linux, iOS, Android, iOS, BlackBerry, HTML5, PlayStation, Nintendo, and more.
• Customers: Rock Milk, Guaranapps, Searchlight Games, and more.
• Games: City Game Studio, Reakt, Get Teddy, and more.
• Pricing: Free.

for download :https://godotengine.org/download/windows

2.

MonoGame

• Developer: MonoGames
• Platforms: iOS, Android, Windows, Linux, Windows Phone, PlayStation, Xbox and more.
• Customers: Tribute Games, Kongregate, Supergiant Games, 17-BIT, and more
• Games: Bastion, Fez, Wizorb, Infinite Flight, and more
• Pricing: Free

for download :http://www.monogame.net/downloads/

1.

Unity3D

• Developer: Unity Technologies
• Platforms: Windows, Mac, iOS, Android, Playstation, Xbox, Windows Phone, Tizen, and more.
• Customers: Electronic Arts, LEGO, Ubisoft, Square Enix, and more
• Games: Pokémon GO, Super Mario Run, Angry Birds 2, Wasteland 2, and more
• Pricing: Free for personal use. Paid plans start at $35 per month.

for download : https://unity3d.com

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