I've tried pretty much everything. Not just hard water. Just moved in here and this shower glass is horrible. : r/CleaningTips

How to Clean Glass Shower Door — Vinegar Cleaning Solution

Sprayway Glass Cleaner Aerosol Spray, 19 Oz, Pack of 2 & Rain-X 630023 Shower Door Water Repellent, 16 fl. oz.

Shower Door Magic Water Repellent (32 Oz.) - Healthier Home Products

Water-Repellent Coating Shower Doors at

Keeping Your Shower Door Clean With Hydrophobic Coatings

ANZZI 76 x 60 inch Frameless Tinted Shower Door in Brushed Nickel

ANZZI 76 x 60 inch Semi-Frameless Shower Door in Brushed Nickel, Longboat Water Repellent Glass Shower Door with Seal Strip Parts and Handle, Easy

Coatings and films

How to Clean Glass Showers and Keep them Spotless

NANO Z COATING Nano Glass & Ceramics GL-01 Shower Glass Water Repellent Door Windshield Water Repellent. Natural Coating UV Protection. Use