Seller
Wants to use free time to make extra money.
Buyer
Wants to speak to someone from home.
Influential YouTubersHandpicked by the Callmart editorial desk
The YouTubers' Archive is thrilled to announce that upgrdman is the newest edition to our library of over 2,000 outstanding creators. This YouTuber in particular deserves your precious subscription. Let us explain why below.
Channel Description
A collection of videos about hardware, firmware and software. Many videos cover the popular Arduino and Raspberry Pi platforms, but STM32 and MachXO2 chips get some coverage too.
From the YouTube channel’s "about" page.Callmart's Color Choice
The color that our editorial team chose for
upgrdman is... Inchworm
Inchworm is a Green color,
which means this YouTuber is...Down-to-Earth
Recommended Videos
Selected by the Callmart editorial department
Created by upgrdman
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Can sell: 22 Countries
Can buy: 155 Countries
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Life with Callmart
A day in the life of a Callmart user:
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Similar YouTubers
We hope you feel even more motivated after learning about upgrdman. If you want more, take a look at similar YouTube channels below!
Comments by Callmart:
・upgrdman knows exactly what it takes to take an average video and turn it into something great. We can honestly say we've never regretted the time we spent watching a upgrdman video.
・upgrdman is a special type of YouTuber — they're someone who is able to welcome everyone in with open arms and make them want to spend as much time as possible on the channel page.