doorbellcode.com

The original QR code doorbell
Print off your doorbell QR code and stick it to your door or gate. Visitors scan the code with their phones, and you get a phone notification. Visitors can leave messages or chat via intercom, and never see your details.

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ARYUYU

Are you you?
Beat impersonators with our contact two factor authentication system
Help protect your friends and relatives from AI impersonation scams

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NagTag

Create a reminder in a fraction of a second
Snap a pic and we’ll pop up a notification every half hour to make sure you don't forget.
Perfect if you've left something on the stove or need to remember to let the dog back in.

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The Coin Starter Kit

An introduction to the Hobby of Kings
The Coin Starter Kit eBook covers the history of coin collecting, including short biographies of some of it's famous devotees, their lives and the times they lived in.

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TimeKoala

Quickly record time
A free tool to quickly log time with a tap on your phone screen.
Sometimes you're on a hike and find yourself thinking about work. Rather than fiddling with your timekeeping system, TimeKoala lets you log time in 2, 5, or 10 minute increments with a quick tap.