Fill Storage

1.9.0

Arum Communications

4.20

1,744 reviews

1,000,000+
Downloads

Free

Simulate Low Storage & Securely Overwrite Data

4.20 · 1,744 reviews · 1,000,000+ downloads

iOS version

Fill Storage helps developers test app behavior under near-full storage conditions and securely overwrite data. With a market presence of 2152 days and a 4.20 rating from 1,736 reviews, it ranks in TOOLS #51 in JP and #54 in KR. Total downloads exceed 1,000,000+ with 78K in the last 30 days.

Pros & Cons

Precise low-storage simulation and secure data erasure
Highly customizable fill options (size and percentage)
One-tap cleanup for quick test resets
Free to use with broad compatibility

Limited to storage-related testing and data overwrite; competitors may offer broader cleaning features
Focus on testing scenarios rather than general device optimization

About Fill Storage

Fill Storage is a tools app developed by Arum Communications.

Download Statistics

Fill Storage has been downloaded 1.6 million times. In the last 30 days, the app was downloaded 78 thousand times. It is ranked in the top 100 tools apps.

User Ratings

Fill Storage is rated 4.20 out of 5 stars. The rating is based on 1.7 thousand ratings.

App Information

Fill Storage is FREE to download. The APK download size is 11.14 MB. The latest version available is 1.9.0. The last update was on August 17, 2026.

Technical Requirements

Fill Storage requires Android 4.1+ or higher. The app has a content rating of Everyone. The app has been available on Google Play September 2020.

Description

Fill Storage is a must-have tool for Android developers, testers, and users who need to simulate low storage conditions or securely erase deleted data.

More data about Fill Storage

Price	Free to download
Total downloads	1.6 million
Recent downloads	78 thousand
Rating	4.20 based on 1.7 thousand ratings
Ranking	Highly ranked
Version	1.9.0
APK size	11.1 MB
Number of libraries	15
Designed for Android	4.1+
Suitable for	Everyone
Ads	Contains ads

App Performance Report

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Alternative downloads for the Fill Storage app

Fill Storage compared with similar apps

Common keywords of similar apps

Low Deleted Fill Securely Developers Testers Simulate Overwrite Users Conditions Testing Control Storage Data Apps Files App

Keywords missing from this app

Cleaner Phone File Duplicate Photos Clean Space Delete Remove Device Videos Large Folders Find Manage Junk Free Documents Manager Helps Review Cleanup Smart Tools Unnecessary Clear Similar Cleaning Contacts Empty Features Li Media Memory Cache Easily Browse Organize Ishredder Privacy Mobile Access Scan Unwanted Permissions

Google Play Rating history and histogram

1.1K

260

110

200

Downloads over time

Fill Storage has been downloaded 1.6 million times. Over the past 30 days, it averaged 2.6 thousand downloads per day.

Changelog of Fill Storage

Show changelog

Developer information for Arum Communications

Arum Communications

developer@arumarum.com

Website

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Comments on Fill Storage for Android

★★★★★ Agnivesh Pali · Jul 12, 2025

Works perfectly it is intended for....bad ratings are from idiots who are expecting this app to increase their physical storage SMH

★★★★★ Mr Jr¡¡ · Jul 18, 2023

🌟 FAST Execution! Fill Space, Is EASY to use. 🏁🚤💨 QUICK FINISH! Enables your ability to, Fill Space OTG which is important for the device security. It's safe to say that life will bring what is, was, and or all of unforeseen circumstances. In practice the highest degree of recognition goes in with host intrusion network security against automated 0-day methods to gain silent control of my device, giving me solidarity. Recommended. ★ SIMPLE & CLEAN!💯 💫 👌😎👍 🎖️

★★★★★ adudu21 · Feb 27, 2023

This app works (does fill up my storage) HOWEVER if you fill up all your storage with this Application, Do not restart, even my android system says it can be dangerous/my phone can stop working so make sure to delete the dummy files before restarting but overall, this app works and straight to the point!

★★★★☆ Zachary Johnson · Jan 7, 2025

It's perfect for people with low storage space

★☆☆☆☆ S M Cook · Mar 19, 2026

This app has child sexual abuse material in an ad. naked child.

★☆☆☆☆ Kay King · Sep 1, 2022

I hate this app it only gave me more storage on my phone

★☆☆☆☆ Priyanka Panwar · Sep 30, 2021

It deserves 0 stars! I thought that it would increase total storage, but it increases the amount of storage space used. DO NOT DOWNLOAD IT!!!👎👎

★☆☆☆☆ Mercy Appia · May 3, 2022

Seriously 😠😠 all u did was just fill my storage like crazy 😤😠😠

Google Play Rankings for Fill Storage

Top rankings

Rank	Country	Category	List
185	Japan	Overall	Top Free
36	Japan	Tools	Top Free
185	Japan	Applications	Top Free
70	South Korea	Tools	Top Free

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Ranking history in Japan

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Technologies used by Fill Storage

Fill Storage is requesting 17 permissions and is using 15 libraries.

Permissions

Development tools

test access to protected storage

Network communication

view network connections, full network access, Google Play billing service, Google Play license check, receive data from Internet

System tools

prevent phone from sleeping

Extra

android.permission.ACCESS_ADSERVICES_AD_ID, android.permission.ACCESS_ADSERVICES_ATTRIBUTION, android.permission.ACCESS_ADSERVICES_TOPICS, android.permission.FOREGROUND_SERVICE, android.permission.FOREGROUND_SERVICE_DATA_SYNC, android.permission.MANAGE_EXTERNAL_STORAGE, android.permission.POST_NOTIFICATIONS, com.arumcomm.fillstorage.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION, com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE, com.google.android.gms.permission.AD_ID

Ad network libraries

AdMob

Social libraries

None found

Development tools

Android Jetpack core

Android Architecture Components

Android Jetpack VersionedParcelable Android Jetpack Annotations Android Library Icon

Android Jetpack Annotations Android Jetpack Widgets Android Library Icon

Android Jetpack Widgets Firebase Android Library Icon

Firebase

Android Jetpack AppCompat AndroidX Activity Android Library Icon

AndroidX Activity Android Activity Saved State Android Library Icon

Android Activity Saved State Kotlin Android Library Icon

Kotlin

AndroidX App Startup Android WorkManager Android Library Icon

Android WorkManager AndroidX Emoji / Emoji2 Android Library Icon

AndroidX Emoji / Emoji2 AndroidX Preference Android Library Icon

AndroidX Preference

Trust & Safety: Permissions include storage access, network state, foreground service, notifications, ad IDs, and billing. This is a typical, non-intrusive set for a storage-testing utility app; review permissions and usage to ensure safe handling of data during testing.

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