JailbreakMe

As the full online Jailbreak supporter without PC, JailbreakMe tool was very famous among the iOS device users. This tool is the first and last tool, which work directly with the devices online. It should use device and Safari browser to start the jailbreak process. JailbreakMe tool is 100% user satisfaction tool. Because it has an easy guide to follow. Comex is the main developer it. Other than his, Muddaser.Farache also helps to develop the tool.

JailbreakMe for latest iOS versions

JailbreakMe.com recommendation from Saurik.
Saurik recommended the jailbreakMe tool for compatible iOS device users via his official Web site as the best way to complete the jailbreak without PC or Mac. Safari browser connects both iDevice and JB site. No any download any tool. Donít want to put the device into DFU mode. No need PC support. Just visit the site and go ahead with steps. Finally, it will be handed over, jailbroken device with Cydia.
JailbreakMe.com
Comex achievements
Comex won Pwnie Award in 2011
Pwnie Award gave for the Achievements & Failures of security researchers and the Security community. Comex got it for the JailbreakMe.com online jailbreak solution. As the secure online jailbreak solution, it got the award.
Pwnie Award 2011
Saurik has mentioned about RedSn0w Jailbreak tool for unlocker using same post.
JailbreakMe 3.0 was the last released. It supported to jailbreak iOS 4.3.4 GSM & iOS 4.2.9 CDMA. Comex did not use even one version afterwords on iOS 4.3.4 to release JailbreakMe update version recently. After the last jailbreakMe version release, Comex sold jailbreakme.com domain for the Saurik, and it owns to both Saurik and Comex now. In this situation having JailbreakMe version for latest iOS versions jailbreak, is impossible.

Compatibility of JailbreakMe tool

iPhone

iPhone 1G- 1.1.1, 3.1.2, 3.1.3

iPhone 3G- 3.1.2 to 4.0.1

iPhone 3GS- 3.1.2 to 4.0.1, 4.3 to 4.3.3

iPhone 4 (GSM)- 4.0, 4.0.1, 4.3 to 4.3.3

iPhone 4 (CDMA)- 4.2.6 to 4.2.8

iPhone 4S and later- None
iPod Touch

iPod Touch 1G - 1.1.1, 3.1.2, 3.1.3

iPod Touch 2G - 3.1.2 to 4.0.1

iPod Touch 3G - 3.1.2 to 4.0.1, 4.3 to 4.3.3

iPod Touch 4G - 4.3 to 4.3.3

iPod Touch 5G - None
iPad

iPad 1G - 3.2, 3.2.1, 4.3 to 4.3.3

iPad 2G - 4.3.3

iPad 3G and later - None

iPad Mini (All Models)- None

All about Comexís jailbreak products for iDevices

JailbreakMe.com as the source of Cydia.

Yes, it is. As the owner of this, Comex launched this as Cydia  source too. It helps to install Comex's jailbreak apps into jailbroken devices.
Web Browser for Apple Watch

Lots of Apple Watch users are waiting for jailbroken Apple Watch. So, without having a browser, impossible to complete it. The solution brings Comex. He introduced Web Browser for iWatch jailbreak.
Star

JailbreakMe version 2.0 named as Star. It is for iOS 3.12 to 4.0.2 jailbreak only.
Saffron

The third version of this named as Saffron. It can be used iOS 4.3 to iOS 4.3.3 jailbreak.
Spirit

Spirit is one of the untethered jailbreaks for iDevices which running iOS 3.2, 3.1.3 & 3.1.2. Windows, Mac & Linux versions are available.
Cydia replacement

Comex found Alpha build of Substitute to make Cydia Substrate replacement for all the jailbroken iPhone. Because of the help of Comex, the iMods team found this. Saurik also confirmed this via his official site.
Jailbreak app installer for iOS 10.3.3
It has two ways to install jailbreak apps for iOS 10.3.3 now. One method can complete as online solution. It calls Pangu Anzhuang. Other method asks PC support. It calls Pangu8 jailbreak app installer. It needs Cydia Impactor tool to install jailbreak apps. Pangu Anzhuang for iOS 10.3.3 and Pangu8 jailbreak app installer for iOS 10.3.3 can recommend as the perfect solution for iOS 10.3.3 jailbreak.
zJailbreak for latest iOS versions

zJailbreak is alternative jailbreak solution for latest iOS versions. zJailbreak allows you to install 3rd party apps to latest iOS versions. This is the best jailbreak solution when compared with Other ways to install third-party apps for latest iOS versions as well as zJailbreak compatible with all 64-bit & 32-bit Devices.  Visit zJailbreak page for more details.

Keen Jailbreak
There is no any official tool to jailbreak latest iOS versions. Recently KeenLab demonstrated jailbreak possibility of iOS 11.1.1 jailbreak at PoC 2017 as well as previously they proved iOS 11 jailbreak using beta 2 and iOS 10.3.2 at MOSEC.  However, it is difficult to jailbreak latest iOS versions. Hence Apple has patched every loophole and enhance the security features by every single update.
Comex Hired by Apple
In August 2011 Comex hired by Apple. Normally Apple wants to discourage jailbreak community. Therefore Apple just hired famous hackers in jailbreak community under unbelievable payment scheme.
However one year later he left job at Apple.
iMods - The True Cydia Alternative

Comex is one of member for iMods developing team. iMolds is an another app store for apple iPhone, iPad & iPod Touch devices. iMods allow you to install jailbreak apps like cydia without jailbreaking.