The Sign of the Four

Virtual Entertainment

Google PlayNo ratingFreeFirst seen 22 Oct 2026

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Installs: 50+
Category: Books & Reference
Content rating: Everyone
Version: 9.3
Released: Jul 13, 2023
Last updated: 28 Jul 2026
In-app purchases: No
Contains ads: Yes
Promo video: No
Requires Android: 8.0

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About this app

A young lady, Mary Morstan, comes to Sherlock Holmes and asks the detective...

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Sir Arthur Conan Doyle THE SIGN OF THE FOUR Virtual Entertainment, 2012 Series: Detective classic books The story takes place in 1888. A young lady, Mary Morstan, comes to Sherlock Holmes and asks the detective to help solve the mystery: for six years now, once a year, Miss Morstan has received an anonymous package with a magnificent pearl. - Excerpted from The Sign of the Four on Wikipedia, the free encyclopedia. Look for other books on our site: http://books.virenter.com

Developer website virenter@virenter.com

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Google Play only. Downloads from daily Top free ranks (or the store's install count); in-app revenue from Top grossing ranks, calibrated on AppTweak's US estimates, or else from downloads; ads from public ad benchmarks. Not reported figures.