A free program for Android, by BlueBurn Technologies.
I-Zender is a file sharing app for Android that lets you send files between devices without an Internet connection. It is available for free on the Google Play Store.
It supports Android phones and tablets and has been tested on devices such as the Samsung Galaxy S4, S5, S6, S7, Note 3, Note 4, Note 5, Note 6, Nexus 7, Nexus 8, HTC One, Sony Xperia Z and XZ2, Samsung Galaxy Tab 2 and 3, and the Xiaomi Redmi 1 and .
I-Zender has been designed to work with other devices on the same network. It can also scan the code on your phone's screen or start a deep scan over the network.
It is a very fast and secure application and works even when the network connection is slow or unavailable.
