Learning and study

Team of 2 to 10 · 6 months after launch, revenue falling

The tutor is an AI model, so the company pays for computing and has no teacher to pay by the hour. That allows a yearly price of US$47.99 to US$79.99. Customers came from a very large number of short videos on TikTok and Instagram: first slideshows that the founder's own tool generated and that two people posted from about 12 accounts, then videos by paid creators. Yearly plans are paid in full on the first day, so the cash arrived early. Half of all revenue came in September 2026, and daily sales have fallen since.

Team of 2 to 10 · 20 months after launch, revenue growing

Seven years of research at a Norwegian university produced the method, the training data and the avatar before the company existed. The founder is the professor who led that research, the university licensed the technology to her company, and public bodies that must train staff in child interviews are the customers. The filed accounts show revenue of NOK 816,000 in 2024 and NOK 2,176,042 in 2025, at a loss.

Solo founder · 39 months after launch, revenue falling

It launched in July 2023, when the ChatGPT plugins for PDF stopped at about 300 pages and Myreader took a whole library. It sold a cheap subscription limited by pages and questions, and it got its users from Google: the TrustMRR profile says the business has good SEO and about 30 sign-ups a day, and the site has a page for each kind of reader, from medical students to seminary students, and a free page for each of more than 40 public-domain classics.

Team of 2 to 10 · 17 months after launch, revenue falling

It puts the AI where German students already write, inside Word and in German, and each suggestion carries a citation from the student's own PDFs, so the student does not have to fear invented sources. A free plan without a time limit brings students in, and a monthly plan sold for the months in which they write turns some of them into paying customers.

Team of 2 to 10 · 12 months after launch, revenue growing

It sells a weekly subscription for a task students repeat before every test, and it charges from the first screen: the App Store reviews complain that the app cannot be used without paying. One small studio ships the same shell, the same legal pages and the same billing stack across six apps, so each new app costs little. The revenue, read from the app's RevenueCat account, reached US$23,480 in its best month and US$174,534 in total within twelve months of launch.

Team of 2 to 10 · 22 months after launch, revenue falling

It starts from the student's own course files instead of general knowledge, so answers and practice questions point back to the material that the class uses. A free plan with monthly limits lets students try it, and Pro is sold by the week or by the month. Stripe shows about US$13,200 a month at the end of 2025; the seller says growth came with little to no marketing, and no source explains how students found it.

Solo founder · 13 months after launch, revenue flat

Speaking is the part of a language that learners practice least, because a human partner is expensive or not available. An AI tutor that listens and answers by voice is available at any hour for a fixed subscription. The founder chose search as the way to find learners: the website has about 1,600 pages in ten languages, and TrustMRR, reading the site's Google Search Console account, counted 460,920 Google search impressions in 30 days.

Team of 2 to 10 · 7 months after launch, revenue flat

The founders said that most new users came from search: their blog brought over 40% of new users and AI answers (ChatGPT and Google's AI) another 28%. Short slideshows on four TikTok accounts brought views but few sign-ups, about one per 10,000 views. The product removes the main limit of earlier learning apps, a fixed catalog of courses, because the model writes a new course for each request.

Solo founder · 9 months after launch, revenue growing

Candidates for consulting jobs need dozens of practice cases, and the usual options are a free peer partner of uneven quality or a coach who charges US$100 to US$300 an hour. A language model can play the interviewer at any hour for US$49 a month. The founder wrote that the customers come from search: the sitemap lists 596 blog pages written for Google and for AI assistants.

Solo founder · 16 months after launch, revenue flat

Learners who study alone rarely get to speak, and a conversation partner who never gets tired and can play any role fills that gap. The founder packaged the AI conversation as role-play scenarios, which tell a beginner what to say and give each session a goal, and offered it in 25 languages from one app. Most ratings come from France, then the United States, Mexico and Brazil.

Solo founder · 16 months after launch, revenue falling

Choosing a lure is the question that every new angler has at the water, and a phone camera plus weather data can answer it in seconds. One developer built a narrow app around that single question, put the answer behind a subscription, and promoted it with short videos on TikTok. Sales are highest in the summer fishing months.

Team of 2 to 10 · 17 months after launch, revenue growing

Most language apps teach through English, which excludes many people in India. Indilingo makes the learner's own language the language of the whole app, and a large language model makes that possible for hundreds of language pairs without writing a separate course for each pair. Low Indian prices and payment by UPI then turned a free app into about 1,200 small subscriptions.

Team of 2 to 10 · 18 months after launch, revenue growing

The free part does what the market leader charges for: unlimited game reviews, where Chess.com gives free users one a day. Because the engine runs on the player's device, each free review costs Chessigma almost nothing, so the free tool could grow to about 900,000 visitors a month. Revenue started only when the AI coach went on sale in May 2026: TrustMRR shows US$42 in April 2026 and US$3,738 in May 2026.

Solo founder · 15 months after launch, revenue growing

It answers one narrow question that hikers, gardeners and people who heat their homes with firewood actually ask, and it answers it with a rented AI model instead of a model the company had to train. The same small studio sells the same pattern for snakes, mushrooms, birds, rocks, stamps and trading cards, so the work on one app helps the others.

Team of 2 to 10 · 94 months after launch

It does one narrow task that a general speech recognizer does not do: it judges how well a learner speaks, not only which words were said. It sells that task to large learning platforms and test-preparation companies, which pay by the second of speech. The seller says the company raised about US$3 million, missed its first financial goals, and is now a small profitable business for sale.

Solo founder · sold 12 months after launch

A software engineer built it as a side project and launched it on Product Hunt in February 2023. A year later he sold it on Acquire.com to Chanakya (Chan) Yerneni, a former teacher and product marketer, who said he paid US$125,000 in cash when it made about US$5,000 a month. The buyer then talked to hundreds of teachers, built the features they asked for, and said in November 2025 that revenue had reached about US$80,000 a month.

Team of 2 to 10 · sold 22 months after launch

Two former Loom staff built a premium-priced app for something students do several times a week, going to class, and sold it through short videos by a small group of contracted creators instead of paid ads. It charged from the first day, and revenue paid for growth with about 50% EBITDA margins until Quizlet bought it.

Team of 2 to 10 · 15 months after launch, revenue growing

Speaking is the part of language learning that most apps practice least, and the founders built the practice partner that they had been for each other. A short video format, in which the AI points out a creator's pronunciation errors, spread on TikTok through about 100 creators that the company manages, with no paid ads by the co-founder's account, and a simple subscription turned a small part of the free users into payers.

Team of 2 to 10 · 27 months after launch, revenue growing

The company says most language apps are games for beginners. Fluently aims at people who studied a language for years and still freeze when they must speak, and it prices the tutor far below a human one. The founder said that a large part of the growth in 2025 came from short videos on TikTok, Instagram and YouTube.

Team of 2 to 10 · 17 months after launch, revenue growing

The two founders already ran LanguaTalk, a marketplace of human language tutors, so they had paying learners, YouTube language teachers who recommended them, and profits to spend on the AI product. The conversation feature, written by the technical co-founder at night while he managed engineers at Google, became the product that learners paid for; by late 2024 it earned more than the marketplace, by the founders' own account.

Team of 2 to 10 · 18 months after launch, revenue flat

After three years stuck at US$2,000 a month as a marketing-copy tool, it narrowed to one group, students writing papers, and sold to them through short videos on TikTok and Instagram made by many small creators. One viral post in July 2022 gave it the first thousand customers; a system of paid creators and referral programs kept the growth going.

Team of 2 to 10 · 23 months after launch, revenue flat

It shipped within days in reply to a public request for exactly this tool, in January 2023, when AI tools were new and AI directories and their video reviewers sent traffic at almost no cost. It then aimed all marketing at medical students, the heaviest flashcard users, paid student creators to post about it on TikTok and Instagram, and bought Google Ads only while they paid back their cost.

Team of 2 to 10 · 15 months after launch

Two medical students built it for a problem they had every day: making flashcards by hand took hours. One co-founder already posted study advice to a large audience on social media, so the first users came from people with the same problem. They charged only when server and model costs forced them to, and the founder's own website reported US$29,000 a month in recurring revenue about 15 months after the launch.

Team of 2 to 10 · 67 months after launch, revenue falling

Questgen started as free open-source code on GitHub whose README sends readers to questgen.ai, where the paid plans are. Both apps then won search traffic for exact phrases such as "AI meme generator", and Supermeme says it has spent nothing to acquire its users. Costs are low: in June 2022 the founder said his two products were profitable at US$500 and US$100 a month. So a part-time team with no investors can keep them running.

Solo founder · sold 30 months after launch

The founder's press release of 9 June 2026 said that the largest online-learning company in Jordan, JoAcademy, paid US$140,000 for the AI part of the platform and hired the 19-year-old founder to lead its AI work. The release reported 12,000 students and 6,000 lectures at the time of the sale. No buyer statement, revenue figure or team size has been published.

Team of 2 to 10 · 16 months after launch

The founder kept a product that had failed once, asked Hacker News in public whether to continue, and got an investor from that post. He then watched new users try the product in front of him, cut the setup steps until everyone could create a first summary, and started to charge. AI summaries of long videos and podcasts gave people a reason to come back, and Product Hunt and AI tool directories brought the first paying users.

Solo founder · 15 months after launch

The founder had sold English-learning products to French speakers since 2007, so he had a newsletter of learners to launch to and knew that speaking practice is what classes lack. He shipped two days before Christmas 2022, a few weeks after the start, and kept a free plan with no signup. Growth came from Hacker News, AI directories and users' own videos on TikTok and Instagram, not from paid advertising, the founder said.

Solo founder · sold 4 months after launch

The founder built the first version in about two weeks of part-time work because her partner, a teacher, worried about students cheating with ChatGPT. She told the No-Code Exits newsletter in July 2023 that she likes the early stage of a product and not the long growth stage, so she listed the app on the Tiny Acquisitions marketplace while it had 2 paying users, and said a buyer who wanted to learn Bubble paid US$4,250 within days.