iTether is described as 'Lets you tether your iPhone to other iOS devices, so that your iPod and iPad can share the internet connection of your phone' and is an app. There are four alternatives to iTether for a variety of platforms, including Android, iPhone, Mac, Windows and Linux apps. The best iTether alternative is TetherMe. It's not free, so if you're looking for a free alternative, you could try EasyTether or Wireless Tether for Root Users.
TetherMe enables the native tethering feature on all jailbroken iPhones and 3G iPads, so that you can tether your 3G connection for free. It works by telling the iPhone to allow tethering on any APN that is used for iPhone data.
TetherMe is the most popular iPhone & iPad alternative to iTether.
TetherMe is the most popular commercial alternative to iTether.
Carrier-independent tethering for Android and BlackBerry smartphones. EasyTether supports Windows, Mac OS X, Linux computers and Android tablets. Works over USB and Bluetooth.
EasyTether is the most popular Windows, Android, Mac, Linux & Android Tablet alternative to iTether.
EasyTether is the most popular free alternative to iTether.
This program enables tethering (via wifi and bluetooth) for "rooted" Android phones. With Wireless Tether, your laptops and other devices can connect to your phone's 3G or 2G connection over WiFi.
Wireless Tether for Root Users is the most popular Open Source alternative to iTether.
iPhoneModem enables you to share the Internet connection of your iPhone with your Mac or PC. It's a small and simple application that anyone can use in a few seconds.
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