What's about good product?

We believe good product make great life.
Let's to discover What We Do.
Welcome to 1S-APP, great mobile application studio.

Make It Simple

Your experience is the most of thing we want to focus on.
"Make everything as simple as possible, but not simpler".
Simple product to: easy to use, clean design,.. but powerful feature.
Make Simple Application

Continuous improvement constantly

We always want to be the best thing.
So, the product needs to be upgraded and improved constantly.
To do that, let us know any suggestions or ideas.
Improvement constantly

Free, but highly valuable

Anyone can be used without any limitation or subscription.
You have access to useful features wherever and whenever.
Free to use best mobile application

What are you waiting for? Discover our products now!

Best free classic audiobooks app

Free Audiobooks

Unlimited free high-quality audiobooks have been selected under the genre gives you more choice, according to your preferences.

Free classic audiobooks app

Free Classic Audiobooks

Simply and easily to find your interest classic audiobooks by free. You can download and listen audiobook offline.

Get your gps coordinates without internet connection by free

GPS Coordinate

SPN GPS, easier to find your coordinates with simple interface on mobile phone.

Read your ebook by eBook Reader by free

Free Ebook Reader

Free ebook reader app with simple stylish and user-friendly, support most popular ebook format.

Free Classic Ebook Collections

Free Classic eBook Collections

Easy to use application to find your favorite ebook classic.