The PhoneSoap Blog
Science-backed guides on sanitizing your phone, bottles, toothbrush and home with UV-C light -- plus the clean-living tips behind PhoneSoap.

How to Clean an iPhone Duo: Screens, Hinge, Ports, and How to Sanitize It
Apple's first foldable has two screens, a hinge, and a soft inner display. Here's how to clean every part safely — and why sanitizing it open matters.
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How to Clean and Sterilize Baby Bottles: The Complete Guide
Washing bottles is one of those newborn tasks that never seems to end — and it is easy to wonder...

How to Clean Your Phone Camera Lens (and Fix Blurry Photos)
Snapped a photo and it came out hazy, foggy, or soft? Nine times out of ten the camera itself is...

How to Sanitize and Disinfect Your Toothbrush (5 Proven Methods)
Your toothbrush spends all day in one of the germiest rooms in your home, then goes straight into your mouth...

How to Clean Your Smartwatch the Right Way (Without Damaging It)
Your smartwatch is dirtier than you think. Bacteria on smartwatch surfaces build up fast from sweat, skin oils and daily...

How Dirty Is Your Phone, Really? Bacteria, Germs and What's Actually Living on Your Screen
There can be up to 25,000 bacteria per square inch in an average cell phone, which is almost 18 times...

Why You Need to Sanitize Your Toothbrush (and How To Do It!)
Your toothbrush hosts up to 12 million bacteria, from your mouth, your hands, and yes, toilet flushes. Rinsing with water...

How To Purify Air In House
The quality of indoor air is 2 to 5 times worse than outdoor air quality, according to the EPA, as...

How to Clean for C. diff: Your Complete Home Disinfection Guide
C. diff spores can survive on household surfaces for months and aren’t killed by regular cleaners or hand sanitizer. Preventing...

What Bacteria is on my Phone?
TL;DR There can be up to 25,000 bacteria per square inch in an average cell phone, which is almost 18...

Can UVC Light Kill Hantavirus?
TL;DR UVC light very likely inactivates Hantavirus because it is an enveloped RNA virus, the category most susceptible to UV-C...

Mold in Baby Bottles: How It Happens, Why It's Dangerous and How to Prevent It
TL;DR Mold is found in baby bottles and sippy cups due to water accumulation inside nipples, valves and crevices between...