Company YE ZHANG created these great apps:
USB & Wi-Fi Flash Drive – Free Document Manager & iFile Explorer App, Color Text Messages+ Customize Keyboard Free Now, Vault to lock photo & video, Secure Photo+Video Pro – Private Picture & Data Vault Manager, Password Manager Pro - Privacy Data Vault, Wallpapers & Backgrounds Live Maker for Your Home Screen, Color Text Messages- customizer colorful texting, Password Manager - Privacy Data Vault, Private Web, USB & Wi-Fi Flash Drive – Pro Documents Manager & Files Reader App, Toolkit Pro (Battery, Ruler, Flashlight, Mirror & Magnifier all in 1), Toolkit Free – Flash Light, Battery Saver etc., Cool Font Keyboard – Customize Color Themes, Text On Photo – fonts and stickers over pictures, QR Code – Scan QR codes around you, Simple & Fast, and others..
