Yes, but the term you are searching for is "Rooting". Rooting is basicaly jailbreaking for Android. Rooting can be a very simple process or a very complicated process depending on the device moddle. Rooting is also very spacific to the device moddle. You can't root a Samsung Galaxy S3 the same way as the S4. It is possable to do but, in doing so you will void your warenty and if one mistake is made you could render your device unusable.
Yes
The Samsung Galaxy S3 was released on May 29, 2012.
Yes, the Samsung Galaxy S3 comes with a pre-installed texting app.
Yes. The Samsung Galaxy S3 runs Android version 4.1
Yes, the Samsung Galaxy Ace is older than the Samsung Galaxy S3 Mini. The Galaxy Ace was released in January 2011, while the Galaxy S3 Mini was launched in October 2012. Thus, the Galaxy Ace predates the S3 Mini by nearly two years.
The Samsung Galaxy S4 mini is more popular than the S3 mini.
No. It is specifically designed to only fit the Samsung Galaxy S3.
You can't jailbreak it!
Yes, the Samsung Galaxy S3 runs on Android 4.2, 4.3, or 4.4 depending on the carrier.
No, the Samsung Galaxy S3 is an Android powered Smart Phone with a 4.8 inch screen.
An iPod Touch 5th generation is not a phone. A Samsung Galaxy S3 is a phone.
The best bike mount for a Samsung Galaxy S3 is the Roam Universal Premium Bike Phone Mount. It is durable, adjustable, and compatible with most smartphones, including the Samsung Galaxy S3.