Castro - system info Icon

Castro - system info 4.8.2

By Pavlo Rekun • December 19, 2025
Tools Universal Native (Java/Kotlin) 7.61 MB
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File Information

Package Namecom.itemstudio.castro
Version Name4.8.2
Version Code367
ArchitectureUniversal
Min Android VersionAndroid 23 (API 36)
Main Activitycom.itemstudio.castro.navigation.NavigationActivity
FrameworkNative (Java/Kotlin)
File Size7.61 MB
Signature (SHA1)3E79F3E4AEDE502E1660CBE682570E8FDE056EAE
File Hash (SHA256)f8e7733da17b5902a281511785095adf6ca3efa3ab282051013fda9b93173a9f

What's New

Castro 4.8 "Cell" update is now available and includes full support for Android 16, improvements for HDR display support, and many other fixes and enhancements.
Detailed changelog:
pavlorekun.dev/castro/changelog_release/

App Description

Castro is a huge collection of information about your device and a set of tools for monitoring its status. This allows you to check the performance of your device in real-time!

Large collection of the information

Castro processes and displays a huge amount of information, namely:

• Detailed processor statistics (CPU and GPU);

• Battery monitoring;

• Consumption of all kinds of memory;

• Data usage via Wi-Fi and mobile networks;

• Real-time sensors data with useful graphs;

• Detailed information about device's cameras;

• Full list of available audio and video codecs;

• Monitoring temperatures of the device;

• And many other features, including DRM and Bluetooth!

The most important thing in the "Dashboard"

If you are not interested in too detailed information in a larger volume, you can always use the "Dashboard" window, which collects all the most important information - CPU usage, battery status, network usage, and memory load on the device.

More control with useful tools

• Share your device information using "Data export";

• Test your display state via "Screen tester";

• Check the noise around you with "Noise checker".

Even more features with the "Premium"

"Premium" users will have access to even more features, such as:

• Deep interface customization with various colors and themes;

• Battery monitoring tool to track battery properties;

• Configurable home-screen widget, with information about battery, memory, and more;

• Network traffic speed monitor to track your connection speed;

• CPU usage monitor to keep abreast of frequency usage;

• PDF format for information exporting.

FAQ and localization

Looking for answers to frequently asked questions (FAQ)? Visit this page:

pavlorekun.dev/castro/faq/

Want to help in Castro localization? Visit this page:

crowdin.com/project/castro
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APK Permissions 23

  • android.permission.ACCESS_ADSERVICES_AD_ID
  • android.permission.ACCESS_ADSERVICES_ATTRIBUTION
  • android.permission.ACCESS_NETWORK_STATE
  • android.permission.ACCESS_WIFI_STATE
  • android.permission.BLUETOOTH
  • android.permission.BLUETOOTH_ADMIN
  • android.permission.BLUETOOTH_CONNECT
  • android.permission.BLUETOOTH_SCAN
  • android.permission.FOREGROUND_SERVICE
  • android.permission.HIGH_SAMPLING_RATE_SENSORS
  • android.permission.INTERNET
  • android.permission.POST_NOTIFICATIONS
  • android.permission.READ_PHONE_STATE
  • android.permission.RECEIVE_BOOT_COMPLETED
  • android.permission.RECORD_AUDIO
  • android.permission.VIBRATE
  • android.permission.WAKE_LOCK
  • com.android.vending.CHECK_LICENSE
  • com.google.android.c2dm.permission.RECEIVE
  • com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
  • com.google.android.gms.permission.AD_ID
  • com.google.android.providers.gsf.permission.READ_GSERVICES
  • com.itemstudio.castro.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
APK Verified

The cryptographic signature guarantees that the file is safe to install and was not tampered with in any way.

Other Variants

This release has multiple variants (e.g. diff architectures).

Universal
Developer

Name: Pavlo Rekun

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