# RAM Calc

> Unique RAM memory app.

Canonical page: [https://chrome-stats.com/d/com.kosajun.easymemorycleaner](https://chrome-stats.com/d/com.kosajun.easymemorycleaner)

## Overview

- **ID:** `com.kosajun.easymemorycleaner`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** J Kosa App
- **Category:** TOOLS
- **Downloads:** 9,477,088
- **Rating:** 4.30 / 5 (74,473 ratings)
- **Version:** 15.11
- **Last updated:** 2026-08-05
- **First published:** 2015-08-31
- **Publisher country:** JP
- **Size:** 17 MB
- **Data as of:** 2026-09-14
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.kosajun.easymemorycleaner)
- **Website:** [https://kosajun.com](https://kosajun.com/)
- **Privacy policy:** [https://kosajun.com/locknlauncher/privacy\_policy/privacy\_policy.html](https://kosajun.com/locknlauncher/privacy_policy/privacy_policy.html)

## Description

**RAM Calc** is a unique RAM memory app designed to help users monitor and optimize their device's RAM usage efficiently. It features an innovative "Hyper calc" function allowing advanced calculations with a user-friendly GUI expression. Users can set previous experience expressions via the optional "Former Expression" menu for better tracking.

The app supports auto closing and an auto start function triggered by exceeding memory usage thresholds. Customization is rich, offering color settings for texts, backgrounds, foregrounds, and animations to enhance user experience. A handy side launcher is included for quick app start and access to extra functions.

Accessibility services empower users with back, home, recent app controls, notification access, screen movements, split-screen mode, quick settings, and pointer mode, all without collecting personal data. RAM Calc offers a paid subscription option to remove ads and enable app minimization, with easy subscription management in Google Play.

## Rankings

- #14,755 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_ADSERVICES_AD_ID`
- `android.permission.ACCESS_ADSERVICES_ATTRIBUTION`
- `android.permission.ACCESS_ADSERVICES_TOPICS`
- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.ACCESS_WIFI_STATE`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.FOREGROUND_SERVICE_SPECIAL_USE`
- `android.permission.INTERNET`
- `android.permission.PACKAGE_USAGE_STATS`
- `android.permission.POST_NOTIFICATIONS`
- `android.permission.QUERY_ALL_PACKAGES`
- `android.permission.READ_PHONE_STATE`
- `android.permission.RECEIVE_BOOT_COMPLETED`
- `android.permission.VIBRATE`
- `android.permission.WAKE_LOCK`
- `com.android.vending.BILLING`
- `com.android.vending.CHECK_LICENSE`
- `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE`
- `com.google.android.gms.permission.AD_ID`
- `com.kosajun.easymemorycleaner.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

## Review summary

RAM Calc is widely praised for freeing RAM, keeping memory clear, and boosting responsiveness, especially on lower-RAM devices. It’s viewed as reliable over the long term. However, a subset of users experiences slowdown on certain smartphones, and there are broader concerns about OS compatibility and monetization options. Overall, it’s a helpful memory-management tool for many, with performance and compatibility caveats that depend on device and OS.

### Pros

- Frees RAM and maintains memory cleanliness, reducing restarts and making the device feel faster.
- Works well on devices with limited RAM (e.g., 4GB RAM), improving overall performance.
- Long-term reliability and broad user satisfaction, with many reviewers noting sustained usefulness over years.

### Cons

- Some users report the app slows the device or causes lag on certain devices.

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- [RAM Memory Monitor](https://chrome-stats.com/d/com.glgjing.captain) — 4,283,842 users, 3.61 / 5
- [mCalc Simple Memory Calculator](https://chrome-stats.com/d/apps.nni.mcalculator) — 306 users
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- [RAM Turbo - Limpiador Memoria](https://chrome-stats.com/d/com.agileapps.rammonitor) — 4 users
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- [MemScope](https://chrome-stats.com/d/com.memscope.android) — 84 users
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Source: [Chrome-Stats](https://chrome-stats.com/d/com.kosajun.easymemorycleaner)