Add Pocket Wrench to your home screen for instant access — works offline too.
Tap the Share button (⬆) at the bottom of Safari.
Scroll down and tap "Add to Home Screen".
Tap "Add" in the top-right corner.
Tap the three-dot menu (⋮) at the top-right of Chrome.
Tap "Add to Home Screen" or "Install App".
Tap "Add" to confirm.
Look for the install icon (⊕) in the address bar.
Click it and select "Install".
Pocket Wrench opens as a standalone window.