Retention Android App

Reviewed matches are labeled. Other suggestions come from a shared subcategory, use case, source listing or the same category. Compare features and current plans before choosing.

Product
PassTIA Master CompTIA certifications with practice tests and labs
Prepy AI Study App
CogniGuide Convert PDFs into mind maps and spaced repetition flashcards using AI.
Vocabuo - The vocabulary app Learn language with AI, spaced-repetition flashcards
Tikrar - Spaced Repetition Smart spaced repetition flashcards for effortless learning
CertFlash Spaced repetition flashcards for CompTIA exams
Kanji Koohii Remember the kanji; mnemonics, smart dictionary, flashcards, spaced repetition.
Notum Smart flashcards and spaced-repetition for efficient study

Selected by category and available use-case details. A topic match does not establish equivalent features.

Product
Selou AI Quiz Generator
Voclipai A spaced repetition vocabulary app for learning any language
Lira I'm 17 and made a tool to help students study smarter
LanguageLeveler Read to become fluent
Prismara - AI Study Companion Unlock your potential, learn anything!
StudySoul AI Powered Study Companion

Added to this directory in the past 30 days. Dates refer to the directory listing, not the product launch.

Product
LoveStudy.ai AI flashcards, quizzes, notes, and…
Geleza AI-powered student study tools
Caktus AI-powered study tools for students
Digital Bible AI-powered Bible study platform

Profiles grouped by topic. This does not confirm an offer, availability or a connection to this profile.

Profile
ExplainingComputers Weekly videos on computing and related topics.
Max Rohowsky, Ph.D. Obsessed with SaaS customer acquisition and building leverage • Bootstrapping crosspublish.com • Previously corp.
Renate Samson Longtime policy wonk, consultant, researcher and speaker about the impact of data driven tech and AI.

Shows and channels grouped by topic. A recommendation does not mean this profile was featured or endorsed.

Show
Kick SaaS Podcast Podcast · Jono Landon
Speech Therapy Private Practice Startup Podcast Podcast · Kyle Meades
Why Yall Working - A Tech and Startups Podcast Podcast · Michael Ogunsanya & Alairé Jameson

Retold founder accounts from startups in the same category, each linked to the original.

Story
Eduflow: Learning That a Useful Product Still Needs the Right Market David Kofoed Wind's classroom problem became Peergrade, then the broader learning platform Eduflow. The journey exposed the difference between user enthusiasm, a suitable business model and a market the team could serve
Drip's Leadpages deal was a 13-month acquisition, not a revenue chart Rob Walling used Startups for the Rest of Us episode 298 to describe Drip's sale to Leadpages as a long strategic acquisition, and he kept purchase price and recurring revenue off the record.
Pat Flynn's first product month was $7,906.55, a year and a half after the study blog Pat Flynn says he was laid off as an architect in 2008, then sold a LEED-exam ebook into traffic he had already built; October's $7,906.55 was the first month with his own product, not the first month the site existed.
Tiago Forte scaled Building a Second Brain as live cohorts, then stopped teaching them himself A 2022 Disco case study describes Tiago Forte taking Building a Second Brain to a fifteenth cohort and thousands of learners by iterating live, then his January 2023 post says he taught 16 cohorts and would not teach the

Subcategories in the same part of the directory, with the number of listed products.