What is the Complete HotS application, how does it work?

According to the introduction of Holender Productions, Complete HotS is a Entertainment app on the Android platform. There is currently a 1.2.18 version released on Jan 13, 2018, you can see the details below.

This is Heroes of the Storm Complete Experience!
This Unofficial App gives players Real-Time advice and much more...

Features:
- Live Draft Counters Tool
- Complete Heroes Details
- Personal Stats (MMR. ranks, maps, heroes)
- Complete Maps Details (Timers, Objectives, Recommended Heroes)
- Builds and Talents with Win-Rates and Popularity
- Create,Track And Share Your Own Builds
- Updated fast with every patch and new hero.
- News Notifications
- Smooth Design

This application is not affiliated with Blizzard Entertainment® or Heroes of the Storm in any way, all the Heroes of the Storm texts, logos, images and trademarks are property of Blizzard Entertainment® and are used according to community guidelines.

Permission to use materials:
http://us.blizzard.com/en-us/company/about/legal-faq.html

If you find any discrepancy send us an e-mail and we will update the App immediately.

2014 Blizzard Entertainment, Inc. All rights reserved. Heroes of the Storm is a trademark of Blizzard Entertainment, Inc.

1.2.60 - Updated data
1.2.58 - New App Skin, Trivia Fix, Cleanups
1.2.53 - NEW Roles Support
1.2.52 - NEW: See Your Draft Win Chances
1.2.51 - Bugs Fix And Updates
1.2.43 - NEW BETA: Heroes TRIVIA
1.2.40 - NEW: Base Stats Level Scaling 0-30
1.2.36 - NEW: Manage Your Heroes Lists
1.2.27 - NEW: Sort By HP,DPS,RANGE
1.2.12 - Improved Categorized Abilities Page