Bluetooth Scanner - btCrawler

btCrawler is a Bluetooth scanning application designed for the Android platform, allowing users to discover nearby Bluetooth devices and analyze their services. Commonly referred to by alternative names such as Bluetooth Scanner, Bluetooth Sniffer, and Bluetooth Diagnostic, this app is particularly useful for tasks related to penetration testing and ethical hacking.

The primary function of btCrawler is to scan the surrounding area for visible Bluetooth devices. Upon completion of a scan, the app presents a list that includes essential information about each device, such as the device name, Bluetooth address (BDADDR), class of device, vendor, and signal strength. This data enables users to quickly identify and assess the Bluetooth devices that are in range.

Beyond simple scanning, btCrawler offers Bluetooth Low Energy (LE) scanning capabilities, allowing users to query LE attributes and characteristics. This feature enhances the app's functionality by providing deeper insights into compatible devices that support Bluetooth LE. Users can not only find devices but also examine their specific attributes, contributing to more detailed assessments.

The app also maintains a database of scanned devices, storing crucial information that can be reviewed later. This database includes data on the first time a device was seen and when it was last detected, which is beneficial for tracking device status over time. Additionally, users can export this database to a CSV file format, making it easy to analyze or share the information outside of the app.

Paired devices can be listed within the app, allowing users to manage their connections effectively. The pairing and unpairing options further enhance user control over the Bluetooth devices they interact with. These straightforward functionalities enable users to streamline their Bluetooth management tasks.

btCrawler's user interface is designed to be intuitive, providing easy access to the app's features. Users can navigate through the different functionalities smoothly, contributing to an efficient scanning experience. Regular updates are made to the app, ensuring that users benefit from improvements and new features as they become available.

Signal strength is a critical aspect of Bluetooth connections, and btCrawler provides this information for each detected device. By showing the signal strength, users can determine which devices are within a strong range and which are further away. This feature can be particularly useful when trying to locate a specific device based on its signal.

The app's ability to query SDP (Service Discovery Protocol) services from detected devices allows users to gain insights into the supported services of each Bluetooth device. This capability is essential for understanding the functionalities that each device can offer, which can be particularly useful in a development or testing environment.

For users with Android devices that are running version 4.3 or higher, btCrawler includes a range of new features, including an updated user interface and enhanced scanning options. However, devices running Android versions below 4.3 will receive the last working version before the updates, ensuring that users can still access basic functionalities.

Managing the database is made easy within btCrawler, as users can wipe the stored data when needed. This function allows users to reset their device information, ensuring that they can start fresh if required. The menu button provides access to these functionalities, further enhancing user convenience.

The app's versatility makes it suitable for various use cases, from casual device discovery to more advanced functions needed during security assessments. Users looking to explore their Bluetooth surroundings can benefit from the comprehensive scanning and device management tools offered by btCrawler.

With its robust features, btCrawler serves as a valuable tool for both enthusiasts and professionals in need of efficient Bluetooth scanning. The ability to explore devices, manage connections, and analyze services makes it a useful application for anyone working with Bluetooth technology.

The app's ongoing development suggests a commitment to improving user experience and introducing additional features in the future. Users can look forward to enhanced functionalities as the developer continues to refine and expand the capabilities of btCrawler. As Bluetooth technology evolves, this app aims to adapt and provide users with the tools they need to stay informed and connected.

For those interested in Bluetooth scanning and device management, btCrawler offers a reliable solution that combines essential features with ease of use. This app is an effective resource for anyone needing to interact with Bluetooth devices in their environment. Users can quickly download btCrawler to experience its capabilities firsthand.

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