Inspired by Adam Savage, I made a precise ruler wallpaper for iPhone 14 Pro : r/iphonewallpapers
Ruler On Screen: Unlimited-Length Measuring Tape for iPhone & iPad - App Info & Stats | iOSnoops
Pack of 5 Mobile Phone Sticker Ruler Measuring Tape 12 cm Self-Adhesive Suitable for Smartphones from 5.5 Inches such as iPhone X-XS-11 Samsung Galaxy S10-8-9-Note Huawei P20-P30 Mate OnePlus : Amazon.co.uk: Electronics
Added numbers to the ruler - works on iPhone 12. Thanks whomever made it to begin with its accurate af : r/iphonewallpapers
Derek Kessler on Twitter: "I was inspired by @donttrythis's forearm ruler tattoo and made a measuring wallpaper for iPhone X & XS. Inches on the left side, metric on the right, both
Height Ruler (iOS) – Wern's Website
Ruler App: Camera Tape Measure - Apps on Google Play