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Affiliate links · Last verified 2026-05-21 · 🌍 Outside the US? Amazon and eBay will redirect you to your country's local store automatically.
The Pitch on Kickstarter
PROPORTIO notebooks appeared on Kickstarter in 2023. PROPORTIO notebooks pitched the product to the audience. $5.5K pledged of $5.5K goal (101% funded).
Frequently Asked Questions
Is PROPORTIO notebooks still in business?
PROPORTIO notebooks is still listed on Amazon and eBay — see the buy links below for the latest availability.
Who founded PROPORTIO notebooks?
PROPORTIO notebooks was founded by PROPORTIO notebooks.
Did PROPORTIO notebooks get a deal on Kickstarter?
Yes — $5.5K pledged of $5.5K goal (101% funded).
Where can I buy PROPORTIO notebooks?
PROPORTIO notebooks is available on Amazon and eBay. We compare current prices across both at our /results page — link below.
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