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Put money
behind your
own opinion.

It is the third quarter of 2026 and one person now ships what a team of eight shipped in 2019.What they cannot do alone is see their own product from the outside.You have spent fifteen years learning which experiment to run next. That knowledge has nowhere to go, and it expires.So put it somewhere. Your money buys the experiment, not a piece of the company — you fund what they try, and you read what happened, in public, whether you were right or not.

From €20 a month, for as many months as you choose to.Find a founder to back
One of them, in full

An email on day three keeps more people around

This is the one running right now. Every experiment on this site is written down like this before any money is spent on it.

Who thought of it
Ana, who has spent ten years on this exact problem
What changes
Three emails, sent on days one, three and seven
What it costs
€418, paid by the founder — no pledge has been recorded yet
How we judge it
How many of the people who signed up are still there two weeks later
When you find out
Thirty days, published either way
A solo founder

A solo founder

AI writing tool · Porto, Portugal

Manually verified · 29 Jul
2 people have suggested an experiment for them

Nine months in, one person, no outside money. I publish what I try and what it costs.

What they did before this

Six years writing documentation at two software companies, then a year building tools nobody asked me to build. This is the first one people paid for.

What they built
AI writing tool
Where they are
Porto, Portugal
Backed here since
May 2026

Find them elsewhere

€20 a monthMost of it pays for the experiment, not the platform.Back a solo founder

Most of them
will not work.

A failed experiment gets the same page, the same type size and the same share card as a win, because the ones that did not work are the ones worth reading.

Read the record
1WIN1INCONCLUSIVE1NEGATIVE

3 experiments, all of them from one founder. That is far too few to draw a conclusion from, and we would rather say so than let a chart imply otherwise. It is week one of a pilot, not a marketplace.

Access and influence, never financial returns. No equity, no interest, no revenue share, no resale value.

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