BookBadge

BookBadge

Subscription-based online learning platform providing access to non-fiction book exams (chapter quizzes and final assessments), automated scoring, progress tracking, and downloadable digital completion certificates/badges

Visit
All-time revenue
$20

Ranked #7363 on TrustMRR

MRR
-

No active subscriptions

Founder
5nodus1Misha

3 followers on 𝕏

Founded
April 2022
EEEstonia

Revenue is verified withStripeStripe API key.Last updated: Oct 12, 2026, 09:13 AM

Startup insights
Value proposition

Master any book with structured learning, comprehensive exams, and verifiable certificates. Transform reading into career-advancing achievements that employers recognize.

Problem solved

Turns reading into verifiable professional skills that employers recognize.

Audience

Learners and creators who want to master books and earn verifiable skills

Pricing

Free to start, Standard: $19/mo, Premium: $29/mo, Studio: $59/mo

Domain Rating

0/100

bookbadge.org

Ahrefs Domain Rating measures backlink profile strength on a 0 to 100 logarithmic scale.

Screenshot

bookbadge.org
Tap to view

Product updates

More startups for sale

View Marketplace
FOR SALE
Calk

Calk

Mobile Apps

Calk is an AI calorie counter for iPhone that turns meal photos into estimated calories and macros. Users can track meals, water, personalized calorie goals, progress and intermittent fasting in one app. Available in 18 languages, with in-app subscriptions managed through RevenueCat.

Revenue (30d)

$51

54%

Asking Price

$2.1k

Multiple

3.4x

FOR SALE
UpLinked B.V.

UpLinked B.V.

Marketing

UpLinked is an AI web app for B2B coaches, consultants and agencies, with a live iOS app and Android in review. It analyses your LinkedIn profile, business, offer and goals, turns that into a 12-week content strategy, then writes posts in your own tone of voice, generates carousels and visuals, plans them and publishes straight to LinkedIn. It learns from your analytics with every post. The goal is not likes, but leads and clients.

Revenue (30d)

$2.1k

26%

Asking Price

$28k

$19k

Multiple

0.7x

FOR SALE
LidShutter

LidShutter

Entertainment

LidShutter is a lightweight native macOS utility that makes opening and closing your MacBook more satisfying by playing customizable sounds when you move the lid. It features 22 original sounds, optional trackpad vibration, offline functionality, and a privacy-first design with no accounts or tracking. Built with Swift and SwiftUI, LidShutter is a simple, polished product for Mac users who enjoy personalization and delightful details.

Revenue (30d)

$41

167%

Asking Price

$2k

Multiple

4.1x

FOR SALE
V

VoiceBrief

Education

VoiceBrief is a SaaS learning platform that turns PDFs, web pages, and text into original-document audio, synced read-along, summaries, quizzes, flashcards, and slides. Customers discover VoiceBrief at voicebrief.io and subscribe to VoiceBrief Pro for $19.99 per month.

Revenue (30d)

$294

76%

Asking Price

$20k

$12k

Multiple

3.4x

FOR SALE
Hue

Hue

Design Tools

Hue is a color identifier and picker app for iPhone and iPad. Built for ASO and keywoard search.

Revenue (30d)

$26

12%

Asking Price

$1.4k

$1k

Multiple

3.2x

FOR SALE
Trade Hunterr

Trade Hunterr

Artificial Intelligence

Trade Hunterr is an AI-powered stock chart analysis app designed to help traders understand charts faster and turn them into structured trade setups. Users can upload a stock chart image and receive AI-generated analysis including possible long and short setups, entry levels, targets, stop-loss levels, confidence scores, technical reasoning, risk notes, and easy-to-understand explanations. The app also includes an AI trading assistant, stock insights, saved trade setups, and tools to track act

Revenue (30d)

$1.8k

19%

Asking Price

$20k

$17k

Multiple

0.8x

The database of verified startup revenues

Browse 1,000+ verified startups for sale