Audio Bibles icon
Audiobooks HQ + icon
Audiobooks HQ - audio books icon
+6

Inkstone Software

For avid readers, commuters, and students seeking cost-effective access to classic literature and audiobooks without recurring monthly fees.

9apps4.5(14.2K)BookBooks

Snapshot

Who is Inkstone Software?

Providing readers with efficient access to public domain literature and audiobooks through non-subscription discovery and speed-reading tools.

Target audience

Avid readersCommutersStudents seeking cost-effective access to classic literature

Top rival

BookDesign

Other rivals

Portfolio

Free 3
9
apps
Book5
Books4

Last updated

Audiobooks HQ - audio books

v4.18

2.6y ago

Steady

Publisher DNA

What defines Inkstone Software?

Publisher DNA

Primary focus

Digital reading utilities and public domain content aggregation

Scale

indie

Target audience

Avid readers, commuters, and students seeking cost-effective access to classic literature and audiobooks without recurring monthly fees.

Signature Patterns

  • Heavy reliance on aggregating and indexing public domain content libraries
  • Monetization via a 'freemium' split between ad-supported versions and one-time paid 'Pro' upgrades
  • Strong focus on cross-platform interoperability with external e-reader devices
  • Utility-driven feature sets including speed-reading eye-tracking and variable playback controls
Steady

Portfolio momentum

Maintained a steady cadence with 3 updates across 8 total apps in the last 6 months, with 50% of the portfolio remaining under active development.

Last release 68d agoActive apps 4Abandoned 4

Portfolio

What does Inkstone Software ship?

Apps

9 apps analysed

Audio Bibles icon
Audio Bibles

12 complete audio Bibles. Listen to the Bible anywhere at any time.

4.4(55)
View Intel →

Offline-first capability drives retention in low-connectivity regions

  • Audio narration quality and diverse voice options provide a theatrical listening experience for daily scripture study
  • Aggressive self-promotion and cross-selling of other products interrupt the primary audio listening experience between chapters
eBook Search Pro - Book Finder icon
eBook Search Pro - Book Finder

Helps you find your favorite book and list buying options

4.7(491)
View Intel →

Distributed across 12 markets, strongest in Europe.

Based on 3 of 9 apps with localized market data, more coverage rolling in as scans complete · last scanned .

Americas (3)

  • United States3 / 3
  • Mexico2 / 3
  • Brazil1 / 3

Europe (7)

  • Spain2 / 3
  • France1 / 3
  • Germany1 / 3
  • Italy1 / 3
  • Netherlands1 / 3
+2 more europe markets
  • Portugal1 / 3
  • Sweden1 / 3

Asia-Pacific (2)

  • Japan1 / 3
  • South Korea1 / 3

Core markets (3/3 apps)

United States

User Sentiment

How do users feel about their apps?

0

Positive apps

1

Neutral / mixed

0

Negative apps

65/100

Avg sentiment score

Rivals

Who does Inkstone Software compete with?

The rivals identified

Nemeses(2)

WOOMBIT

known forHoly Bible, KJV Bible + Audio

1 app4.7Books

This app dominates the specific KJV audio-bible niche with a massive user base and high-frequency engagement metrics.

婷婷 乔

known forEpub Reader -read epub,chm,txt

1 app4.5Book

Both apps target mobile users seeking digital reading experiences, with Epub Reader providing broader file format support and free access compared to MegaReader's paid library aggregation model.

Contenders(13)

Adobe

known forAdobe Digital Editions

1 app1.6Book

Both apps serve the digital book reader segment, with MegaReader aggregating open-access content and Adobe Digital Editions managing DRM-protected library files.

Bíblia Offline

known forBible For Women-Holy Bible KJV

1 app4.8Books

An massive-scale competitor that utilizes high-frequency updates to maintain its position as a top-tier niche app.

FBReader.ORG

known forFBReader: ePub and fb2 reader

1 app3.5Book

Both applications target mobile users seeking digital reading solutions, creating direct competition for users managing personal libraries and accessing e-book content.

Konstantin Bukreev

known forKyBook 3 Ebook Reader

1 app4.7Book

KyBook 3 competes by offering a free, multi-format reader that supports local cloud storage and OPDS catalogs, directly challenging the paid aggregator model of MegaReader.

Loomis House

known forOpen Library Reader

1 app3.4Book

Both apps provide mobile access to large digital book collections, competing for users seeking portable reading interfaces.

Maplepop

known forMapleRead CE

1 app4.4Book

Both apps target mobile readers through a one-time purchase model, competing for the same device-based reading time.

Nataliia Shukalovich

known forHoly Bible for Daily Reading

1 app4.8Books

A highly-rated, long-standing competitor that captures the daily-habit segment of the Bible-reading market.

NeatReader

known forEPUB Reader - Neat

1 app3.0Book

Both apps target mobile users seeking digital reading experiences, with Neat Reader competing for the same user base by offering EPUB file support and cloud synchronization.

PETR JAHODA

known forEPUB Reader - justRead

1 app4.7Book

Both apps target mobile readers, but justRead offers broader format support and a free model, directly challenging MegaReader's paid library-aggregator model.

READERA EOOD

known forReadEra – book reader pdf epub

1 app4.8Book

Both apps target digital book readers, but ReadEra captures the market through a free, ad-free utility model while MegaReader charges a one-time fee for library aggregation.

Readest

known forReadest: EPUB & PDF Reader

1 app4.7Book

Readest competes for the same mobile reader audience by offering library management tools and server connectivity, whereas MegaReader focuses on direct content aggregation.

ReadingApp

known foreBoox: ePub PDF e-book Reader

1 app4.7Book

eBoox competes for the same mobile reading audience by offering a free, file-import reader that removes the $2.99 entry cost required by MegaReader.

Rocketshield Browser Technology

known forWomen's Bible: Verse & Prayer

2 apps4.9Books

Successfully captures a specific demographic segment, demonstrating the power of niche-audience targeting in the Bible space.

Same space(21)

BookDesign

known forLibriVox Audiobooks

2 apps4.8BookBooks

A specialized audio-first competitor that focuses on public domain content, including many religious texts.

AMZN Mobile

known forAmazon Kindle: Reading App

1 app4.9Book

Kindle competes for the same reader base but uses a freemium retail model instead of MegaReader's one-time purchase.

Audible

known forAudible: Audiobooks & Podcasts

1 app4.9Book

Audible serves as an audio-focused alternative for the same reader demographic.

Bolinda digital

known forBorrowBox

1 app3.3Book

BorrowBox targets the same library-patron demographic with a centralized hub for digital media.

CHANGDU (HK) TECHNOLOGY

known forMoboReader: Top Novels & Books

2 apps4.3Book

MoboReader serves the same reader demographic interested in serialized web novels and fiction.

Gabriel Jacobson

known forScroll The Bible

1 app4.9Book

Scroll The Bible offers a minimalist, meditative alternative for the same reader demographic interested in Scripture.

Gianni Carlo

known forBookPlayer

1 app4.8Books

A high-performance utility app that focuses on the mechanics of audio playback rather than content distribution.

Goodreads

known forGoodreads: Book Tracker & More

1 app4.8Book

Goodreads acts as a discovery layer for the same book-reading audience MegaReader serves.

Google

known forGoogle Play Books & Audiobooks

1 app4.7Books

A massive platform-level competitor that offers audiobooks as part of a larger, integrated ecosystem.

Inkitt

known forGalatea: Books & Audiobooks

1 app4.5Book

Galatea targets the same romance-fiction readers as MegaReader but uses a multi-sensory, point-based monetization model.

Jatisari Inovasi Studio

known forApple Books

1 app4.4Book

Apple Books provides a native, subscription-free alternative for the same mobile reader demographic.

Kimico

known forBookBuddy: Book Tracker

1 app4.8Book

BookBuddy targets the same reader base for cataloging and tracking rather than reading content.

Mangatoon HK

known forNovelToon: Read Books, Stories

1 app4.3Book

NovelToon serves the same reader demographic by offering a mix of long-form and interactive chat stories.

Midwest Tape

known forHoopla: Your Library Anywhere

1 app4.8Book

Hoopla provides an all-in-one media hub that competes for the same library-patron demographic.

OCLC

known forCloudLibrary

1 app4.8Book

CloudLibrary competes for the same library-patron demographic by integrating physical and digital services.

OverDrive

known forLibby, the library app

1 app4.9Book

Libby competes for the same readers by offering free library access, contrasting with MegaReader's paid model.

Pocketbook International SA

known forPocketBook Reader

2 apps4.2Book

PocketBook serves the same reader demographic by providing a multi-format tool that syncs with E Ink hardware.

SquidBit d.o.o.

known forBookshelf-Your virtual library

1 app4.8Book

Bookshelf targets the same reader demographic for collection tracking and social sharing.

Storytel Sweden AB

known forStorytel - Audiobooks Library

1 app4.7Book

Storytel provides a multi-format alternative for the same reader demographic seeking audio and text.

JW Library serves a specific niche of the same reading audience by providing dedicated religious study materials.

Wattpad

known forWattpad - Read & Write Stories

1 app3.8Book

Wattpad serves the same reader base but focuses on social storytelling rather than static e-book aggregation.

New entrants(4)

Fable

known forFable: Track & Discuss Books

1 app4.8Books

High-frequency updates and a focus on social reading indicate a modern, community-driven approach to book apps.

Library Connection

known forLibrary Connection Mobile

1 app5.0Book

Library Connection Mobile targets the same library-patron demographic for branch-specific services and account management.

Tony soft

known forBookmory - reading tracker

1 app4.8Books

Extremely high release velocity suggests a team rapidly iterating to capture market share in the reading-utility space.

Zenmonkeys Digital

known forStacks: Book Scanner & Library

1 app5.0Book

Stacks targets the same reader demographic for physical library cataloging via image recognition.

The Analyst's Read

The bottom line on Inkstone Software

Bottom line

Inkstone Software is a disciplined indie publisher that has successfully carved out a high-intent niche by offering a non-subscription alternative to mainstream reading apps. Their high weighted rating across both free and paid titles signals strong product-market fit among heavy readers and classic literature enthusiasts.

Frequently asked questions

How many apps does Inkstone Software publish?
Inkstone Software has 9 apps tracked by Marlvel, primarily in the Book category.
What kind of apps does Inkstone Software make?
Inkstone Software's portfolio is concentrated in Book and Books, with an average rating of 4.5/5 across rated apps.
What is Inkstone Software's top app?
By review volume across the portfolio, Audiobooks HQ - audio books is Inkstone Software's best-known app tracked by Marlvel.
In how many countries are Inkstone Software's apps available?
Marlvel has tracked Inkstone Software's apps across 12 countries.

What fed this analysis

Apps analyzed:
8
With full intel:
0
With overview:
8
Website scraped:
yes
Social presence:
no

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Inkstone Software, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “Inkstone Software intelligence.” Updated 2026-04-24. https://marlvel.ai/publishers/inkstone-software-inc

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Data licensed under CC-BY-NC 4.0