About Castro Premium - system info
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...
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: https://pavlorekun.dev/castro/faq/
Want to help in Castro localization? Visit this page: https://crowdin.com/project/castro
Previous Versions
Here you can find the changelog of Castro Premium - system info since it was posted on our website on 2016-12-25 04:45:14.
The latest version is 4.9.1 and it was updated on 2026-06-11 14:00:07. See below the changes in each version.
Castro Premium - system info version 4.9.1
Updated At: 2026-04-19
Changes: 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: https://pavlorekun.dev/castro/changelog_release/
Castro Premium - system info version 4.7
Updated At: 2025-02-10
Changes: After a long break, a new big release for Castro is finally here! The 4.7 update features a complete internal overhaul with full support for Android 15, a battery monitoring tool for Premium users, design improvements, and much more!
Detailed changelog: https://pavlorekun.dev/castro/changelog_release/
Castro Premium - system info version 4.6.2
Updated At: 2025-01-03
Changes: Castro 4.6 is here and it comes with full Android 14 support (and new information coming with it), reference data in the "Noise checker", in-app language picker, better multi-camera detection, and much more!
Detailed changelog: https://pavlorekun.dev/castro/changelog_release/
Castro Premium - system info version 4.6
Updated At: 2023-08-28
Changes: Long time no see! The new Castro update is finally here: Material You design, dynamic colors support, Android 12L and Android 13 support, and many other fixes + improvements!
Detailed changelog: https://pavlorekun.dev/castro/changelog_release/
Castro Premium - system info version 4.4.2
Updated At: 2022-03-03
Castro Premium - system info version 4.4.1
Updated At: 2021-11-22
Changes: Castro 4.4 features a full rewrite of the home-screen widget, allowing to add of multiple instances with different settings and an updated refresh mechanism. Also, added full support for Android 12 (which includes new information) and a new tool called "Root analyzer" for detailed check for Root access presence.
Detailed changelog: https://pavelrekun.dev/castro/changelog_release/
Castro Premium - system info version 4.3.2
Updated At: 2021-08-03
Changes: A new small update is here. It features information about my new app - Tilla on the "Other apps" screen and many new devices in the DB from Realme and Oppo.
Detailed changelog: https://pavelrekun.dev/castro/changelog_release/
Castro Premium - system info version 4.3.1
Updated At: 2021-05-09
Changes: Brand new big update for Castro - "Nomad". It features a search over all information modules, a new power-saving mode for "Network traffic monitor", an improved information updating mechanism (which should fix the heating problem), and many design improvements and fixes.
Detailed changelog: https://pavelrekun.dev/castro/changelog_release/
Castro Premium - system info version 4.2.2
Updated At: 2021-03-01
Changes: A new small update for Castro is here! It fixes few issues related to voltage measurement, themes selection, orientation changing, and other issues.
Detailed changelog: https://pavelrekun.dev/castro/changelog_release/
Castro Premium - system info version 4.2.2
Updated At: 2021-02-19
Changes: A new small update for Castro is here! It fixes few issues related to voltage measurement, themes selection, and other issues.
Detailed changelog: https://pavelrekun.dev/castro/changelog_release/
Disclaimer
Official Google Play Link
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