evasi0n7 is a tool for Windows and Mac that provides untethered jailbreaks for:

• iPhone 5S: 7.0 through 7.0.6
• iPhone 5C: 7.0 through 7.0.6
• iPhone 5: 7.0 through 7.0.6
• iPhone 4S: 7.0 through 7.0.6
• iPhone 4: 7.0 through 7.0.6
• iPad Air: 7.0 through 7.0.6
• iPad 4th generation: 7.0 through 7.0.6
• iPad 3rd generation: 7.0 through 7.0.6
• iPad 2: 7.0 through 7.0.6
• iPad mini 2nd generation: 7.0 through 7.0.6
• iPad mini 1st generation: 7.0 through 7.0.6
• iPod touch 5th generation: 7.0 through 7.0.6

evasi0n7 runs on already-upgraded
un-jailbroken devices.

Steps: Download evasi0n7. Open it, plug your device into your computer, and follow the instructions.

Note for unlockers: if you upgrade iOS using iTunes, it will upgrade your iPhone's baseband, which negatively affects unofficial unlocks that depend on specific baseband versions.