VERSION 5 UPDATE:

Boss fight with 4 alternating phases
Interactive scene
3 new futanari characters
New VERY big location 
Enemy squads system
Bird riding system
New settings design
FOV option
Rebinding controls
Auto-click attack
view bobbing option
Notification system
Flashing anim removed (when teleporting to dark world)

BIG location:
There is a desert location of 0.64km² with uneven terrain. It contains 10k cells in which an enemy squad(3-10) can spawn (So when you kill 1 squad on its cell, they won't spawn again until you move to the next cell)

Bird riding:
There are a lot of ostriches in the desert. Press [F] to mount it and move faster, jump higher etc. Press [F] again for dismount

Notification system:
Every time you get any items, you will receive a notification with information (item name, quantity).