First customer via Communities

Madhu Pattarambil, a Sydney chemical engineer with no startup background, shipped a free AI travel app in 17 languages in two weeks, funded entirely by travel affiliate commissions.

First customer in 14 days·Solo

OtherTravelSydney, Australia

Michele Hansen

Geocodio

A side-project API that only needed to cover server costs

Michele and Mathias Hansen launched Geocodio as a side project in January 2014. A roughly $30 first month covered their small DigitalOcean server bill and proved strangers would pay.

First customer in 1 month·Team

API / developer toolDeveloper tools🇺🇸 US

Chetan

Schedo

How Chetan grew Schedo to $5K MRR after a $12 first customer

Chetan built Schedo because scheduling tools felt dated, validated it through communities and his own meetings, and turned a local window-cleaning customer paying $12/month into proof that the product could sell.

$60K/yr·First customer in 6 months·Solo

SaaSProductivity🇮🇳 IN

Giacomo "Peldi" Guilizzoni

Balsamiq

Selling wireframing software before the official launch

Peldi Guilizzoni launched Balsamiq as a one-person wireframing tool, got a sale before launch, and passed $100K in total revenue in less than five months.

First customer in 0 days·Solo

SaaSDesignBologna, Italy

Neel Seth

ReplyDaddy

How Neel Seth turned manual Reddit outreach into ReplyDaddy's $1.5K MRR co-pilot

Neel Seth built ReplyDaddy from his own Reddit distribution problem, kept humans in control of every reply, and turned an AI-assisted MVP into a reported $1.5K MRR product.

$18K/yr·First customer in 12 days·Solo

SaaSMarketing🇮🇳 IN

Kylan O'Connor, Jayden Francis, Justin Rausch & Parker May

RidePal

How RidePal turned a niche mountain-biking app into 35 paying Android customers on day one

RidePal did not start with a broad fitness app. The team built directly for mountain bikers, shared beta versions in rider communities, and saw 35 paying Android customers on launch day.

First customer in 1 days·Team

Mobile appHealth & wellnessSan Francisco, United States

Brian Chesky

Airbnb

Three airbeds paid the rent, then Airbnb went a year with no traction

Brian Chesky and Joe Gebbia had paying guests within a week of the idea because a design conference had sold out every hotel in San Francisco. Turning that weekend into a company took a year of failed launches, credit card debt and cereal money.

$12.2B/yr·First customer in 7 days·Team

MarketplaceTravelSan Francisco, USA

Cedric Isubol

Caldef AI

Fourteen paying users in two weeks, from Facebook groups alone

Cedric Isubol built an AI calorie tracker for the home cooked local food that western nutrition databases do not recognize. Two weeks after the Google Play launch it had 14 paying subscribers and $35 in monthly recurring revenue, with no ad spend and one marketing channel.

$720/yr·First customer in 14 days·Solo

Mobile appHealth & wellness🇵🇭 PH

Eric Migicovsky

Beeper

Beeper charged $10 a month from its first public day

Eric Migicovsky named Beeper in public in July 2020 and launched it on Hacker News 195 days later as a paid chat app at $10 a month. Automattic bought it in April 2024.

First customer in 7 months·Team

SaaSProductivity🇺🇸 US

Julian Hearn

Huel

Two orders on day one: how Julian Hearn started Huel from his garage

Huel's website went live with no buzz at all and took two orders on the first day. Julian Hearn packed them himself, and says revenue reached £9 million two years later.

$103M/yr·First customer in 1 days·Team

OtherHealth & wellness🇬🇧 GB

Yahya Mokhtarzada

Truebill

Two years free, then the last chance subscription that saved Truebill

Truebill spent two years as a free app whose founders assumed nobody would pay a subscription to cancel subscriptions. The premium tier they shipped as a last resort converted at 3.5 times what Yahya Mokhtarzada expected.

sold for $1.3B·First customer in 2 years·Team

Mobile appFinance🇺🇸 US