Marketing in Public

The library

Marketing experiments

What founders tried, what it cost, and what happened. Every number shown was disclosed by the founder.

8 experiments match

LinkedIn AdsDidn't work
183.6K
impressions
337
clicks (round 1, $300)
$2K
spent

Tony Dinh spent $2,052 on LinkedIn Ads for TypingMind Custom and stopped: the targeting couldn't reach his buyers

Tony Dinh · TypingMind Custom

Tony Dinh tested LinkedIn Ads for TypingMind Custom in three rounds: broad targeting, Lead Gen forms, then a Lead Gen form turned into an AI quiz. $2,052.03 bought 183,663 impressions and a handful of leads, none of whom had come back when he posted. He stopped the channel.

Read experiment Public source
RedditDidn't work
0
paying users
2
posts auto-removed
10
days

Reddit was his main channel. Ten days in: shadow-removed, then banned — and 0 paying users

Koran Thorne · Helios

Koran Thorne set out to get 50 users in 25 days with Reddit as the main channel. He built karma for two weeks, then his first posts were removed by Reddit's spam filter, his comments became invisible to everyone but him for nearly a week, and the account was banned sitewide. Day 10: 0 paying users.

Read experiment Public source
Product HuntDidn't work
$0
revenue
0
paying members
15
days

15 days after launching to zero audience: $0, 3 upvotes, 0 stars

Taiko_TOEDA · AI-automation safety audit membership

Launching a $9/month membership with no list and no following, Taiko_TOEDA published the day-15 numbers: $0 revenue, 3 Product Hunt upvotes, 0 stars across 17 GitHub repos. The only thing that worked was a careful argument in someone else's replies.

Read experiment Public source
Cold DMDidn't work
200
DMs sent
2
replies
0
users won

200 cold DMs, 2 replies — and she became the customer

Sofia

Sofia DM'd 200 potential users. Two replied: one wasn't interested; the other pitched her his own SaaS — a better pitch than hers — and she became a paying user of it.

Read experiment Public source
Directories & launch sitesDidn't work
8
signups
0
paying customers
23
days

22 directories, 10 channels, 23 days: 8 signups and zero paying customers

Muhammad Haris Zafar · ColdCraft

Muhammad Haris Zafar pushed ColdCraft across 22 AI directories, about 15 listing sites and daily posts on nine social channels. In 23 days: 8 signups, 0 paying. Directories and social posts produced no traceable signups; community posts and one-on-one conversations produced all of them.

Read experiment Public source
RedditDidn't work
0
human visits from launch
183
r/microsaas launch posts analysed
7
days

Four launch posts, zero clicks — so she measured where everyone says to launch

Biyun Hu · Verilabs Audit

Biyun Hu launched a Stripe app with four posts in a week and tracked every visit with her own beacon: zero human visits. She then analysed 600 r/microsaas posts — 42% of launch posts survived moderation, and the median survivor got 1 upvote.

Read experiment Public source
CommunitiesDidn't work
5
new subscribers
4
reddit bans
30
days

Banned on Substack, Reddit and Etsy in month one — for offering free promotion

Alexander Belyanin · tinyfound

Alexander Belyanin launched tinyfound, a newsletter of founders' first-customer stories, and spent month one offering people free write-ups of their own stories. The result: 5 new subscribers, banned four times on Reddit, banned on Substack, temporarily on Etsy — and Gmail started marking his emails as spam.

Read experiment Public source