Airton Vancin Junior

Airton Vancin Junior

Software engineer, building Lume IQ
Video DestacadoWordPressReplyFan

About

Software engineer from Sao Paulo, Brazil, building small consumer tools that don't trick people. Now: Lume IQ, a free IQ test that shows your score with its margin of error. No subscription, no paywall: getlumeiq.com. I build in public and read every comment. Feedback is always welcome!

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Tastemaker
Tastemaker
Gone streaking 10
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Maker History

Forums

Lume IQ - A free IQ test with an honest score and no subscription

A 30-question reasoning test (matrices, number series, mental rotation, odd-one-out) with questions generated on the spot, so nobody can memorize answers. Your score is free and comes with its margin of error, scored with item response theory. No subscription, no locked results.
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5mo ago

What are you building? Drop your AI product below

Doing one of these because I get more from reading what others are building than from any newsletter.

I'll start.

ReplyFan - Scalable engagement that sounds exactly like you.

ReplyFan is the AI engagement assistant for creators who value authenticity. Unlike generic bots, it learns your unique voice and slang to draft perfect, contextual replies based on your video content. Bulk-approve hundreds of comments in minutes, save hours of manual typing, and turn casual viewers into loyal fans. Built for makers, by makers—scalable engagement that sounds exactly like you.
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