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Carat

Carat

Developer: Carat Team
4.6 (31 ratings) 40 views 6.4 MB
Version
2.17.5
Updated
17 Mar 2026
Size
6.4 MB
Age
3+

Screenshots

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About app Carat

When Your Battery Drains, Carat Doesn't Just Patch It—It Diagnoses the Cause

Most battery-saving apps rely on a set of quick, aggressive tactics: force-stopping background services, clearing the system cache, or killing running processes. While these methods offer immediate relief, they often break app functionality and require constant manual intervention. Carat takes a fundamentally different approach. Instead of treating the symptom (low battery), it analyzes the underlying usage patterns and system behavior to deliver a sustainable, long-term battery optimization strategy.

Carat is not a task killer or a cache cleaner. It is a data-driven diagnostic tool that collects anonymized battery statistics from your device over a period of several days. Once enough data has been gathered—typically after one week of daily usage—Carat processes this information on its servers and returns a personalized battery health report. The report includes a ranked list of actionable recommendations, such as which apps are draining power abnormally, which system settings can be adjusted, and how your device compares to similar models in the community.

Core Functionality and Data Collection Process

  • Passive daily sampling: Open Carat once per day to send a snapshot of your current battery level, running apps, CPU state, and screen brightness to the analysis server.
  • Anonymized crowd-sourced comparison: Your device’s battery life is compared against thousands of other Android devices running the same OS version and hardware, without storing any personally identifiable information.
  • Actionable, non-destructive recommendations: Instead of suggesting app deletion or process termination, Carat proposes changes like adjusting sync intervals, disabling unnecessary sensors, or switching to a more efficient network mode.

Key Technical Features

  • No background service overhead: Carat does not run continuously or monitor battery drain in real time. It only activates when you open it, eliminating the very battery drain it is trying to solve.
  • Privacy-first architecture: All battery data is transmitted over encrypted channels, and the app explicitly states that no personal data (contacts, messages, location history, or app usage logs) is collected or stored.
  • Long-term trend analysis: After the initial week, Carat continues to refine its recommendations as it collects more data, allowing the system to adapt to changes in your usage habits or installed apps.

What Carat Does Not Do

  • It does not close apps running in the background.
  • It does not wipe the system cache or app data.
  • It does not terminate Android system processes.
  • It does not display intrusive ads or require a constant internet connection.

Exclusive Access for First Users – Download Now

Get your personalized battery analysis today. The first 1,000 users who download Carat will receive priority server processing and an extended 30-day battery trend report. This offer is only available for the next 48 hours. Install Carat now and stop guessing why your battery dies—start knowing.

Technical Disclaimer

Carat requires an active internet connection to upload battery samples and retrieve analysis results. Data usage is minimal (approximately 1–2 MB per week). The app is free to download and contains no third-party advertisements. In-app purchase for Turbo mode (faster server processing, extended historical data) is available. Carat is designed for Android devices running OS version 5.0 (Lollipop) and higher. This app does not collect, store, or transmit any personal identification data. Battery optimization results may vary depending on device hardware, installed apps, network conditions, and user behavior. No guarantee of specific battery life extension is implied or warranted.

Information

Version
2.17.5
Developer
Carat Team
Size
6.4 MB
Age
3+
Package
edu.berkeley.cs.amplab.carat.android
Signature
1e41304ea989b53eae61310774d7cffe
SHA-256
2d77353d75d78bb1f498f2b92f85514d42a11fc3eafd23da829f5de86baf6845
Verified by VirusTotal

Version history of Carat

Carat 2.17.5
17.03.2026 6.4 MB
Carat 2.17.14
17.03.2026 6.23 MB
Carat 2.14
17.03.2026 6.11 MB

Reviews of Carat

3 + 3 =

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