What is RAT?
RAT means Remote Access Tool or Remote Access Trojan. RAT can be used legally and illegally. Legally used by an administrator to monitor his clients and Illegally by any person to steal or access information of any person without that person knowing. RAT is a very powerful tool capable of doing things that can cause major loss.
#10 : JSPY
JSPY is a java based RAT. The main feature of JSPY is that it can not be detected by any kind of anti virus. JSPY does the job of a crypter by itself so there is no longer need of crypter. This Rat is not very stable and user friendly that's why it is on number 10.
#9: AndroRAT
AndroRAT is based on client/server connection.This RAT is used to get access of Android only.There is no other RAT to get access of android like AndroRAT. This RAT can give many information about the device and also can run some commands remotely.#8: Pandora RAT
Pandora RAT is available only for Windows operating system. Pandora RAT is based on client/server structure. Pandora RAT is an advance and very stable RAT.#7: JRAT
JRAT is clean and simple. It is based on java. JRAT is available for multiple platforms. JRAT is very stable and easy to use.#6: Novalite RAT
Novalite RAT is available for windows only. The main feature of this RAT is that it is available in multi languages. Novalite RAT can transfer heavy data by compressing it first then transferring it to reduce time .#5: CyberGate RAT
CyberGate RAT is very powerfull RAT. It is based on Delphi. CyberGate can access multiple users at the same time which is the main feature of this RAT.#4: DameWare RAT
Dameware is the most stable and updated RAT available. This RAT is very easy to use. Dameware has a very easy to use UI(User interface).#3: NjRAT
NjRAT is the best when it comes to data stealing. NjRAT can steal data easily once victim is infected. NjRAT can infect all the external device that spread and create more slaves#2: BlackShades RAT
BlackShades RAT is the most powerful RAT available. This RAT has a very friendly UI(User Interface) which makes it very easy to use. It allows different ways to infect the victim and make them your slaves. BlackShades is very stable and always gets updated versions.#1: DarkComet RAT
DarkComet RAT is the number #1 RAT available in any way. It is free, stable and very easy to use. DarkComet also has UNPN (Universal Plug and Play) function which does not require to open port. DarkComet has many features. It is based on Client/server structure. This RAT has built in crypter which can bypass many anti viruses.Note: This list is only based on personal preference.