RFID reader app Android is a mobile application that allows Android devices with NFC capability to read and write RFID tags. These apps can be used for inventory management, asset tracking, and other applications that require the scanning and tracking of RFID tags.

There are many RFID reader apps available for Android devices, both free and paid, that offer various features and capabilities.

Some popular RFID reader app Android include:

1. RFID Explorer - This app allows users to read and write data to their RFID tags and export the data to a CSV file. It also supports multiple tag protocols and offers a graphical representation of tag data.

2. NXP TagWriter - This free app supports a wide range of NFC tags and allows users to write data to the tags, including text, URLs, and contact information.

3. TagXplorer - This app provides a visual representation of the data on RFID tags and allows users to easily read and write data to the tags. It also supports multiple tag protocols and offers customizable data views.

4. kTouch - This app allows users to read and write NFC tags and also includes a feature for locking and unlocking tags. It supports a wide range of NFC tags and protocols and offers a user-friendly interface.

Overall, RFID reader app Android provide a convenient and mobile solution for scanning and tracking RFID tags on the go. They offer a wide range of features and capabilities that can be customized to meet the specific needs of users and applications.