Archives in format RAR still remain the same one of the most popular file compression methods, despite the emergence of alternatives like ZIP or 7z. If you have been sent an important document, photographs or video in this format, and you only have a smartphone at hand, do not rush to look for a computer. You can open Android - don’t rush to look for a computer. Open RAR on Android for free in a couple of minutes, using proven applications or even built-in tools of some file managers.

The main problem is that most users do not know that standard tools Android (unlike Windows or macOS) do not support unpacking RAR"out of the box". This leads to confusion: some download the first apps they come across with advertising, others try to rename the file to .zip (which rarely works), and still others even think that this requires root access. In fact, the solution is simpler - just choose the right application and follow basic security rules.

In this article we will look at 5 working methods open RAR on Android without money, we will compare them in terms of speed, convenience and reliability, and also tell you how to avoid mistakes when working with archives. Let us separately dwell on privacy issues - why some “free” apps ask for access to contacts or SMS, and how to avoid this.

Why doesn’t Android open RAR by default?

Unlike Windows 11where support RAR appeared at the system level, or macOS with utility Archive Utility, Android initially focused on versatility and minimalism. Google does not include licensed codecs for proprietary formats in the firmware (which include RARdeveloped by the company WinRAR GmbH) in order to:

  • 📉 Reduce the size of the base firmware (especially important for budget smartphones with 16–32 GB of memory).
  • 💰 Avoid licensing fees for each device sold.
  • 🔄 Give users freedom of choice - install any archiver from Google Play.

In addition, RAR is not just a compression format, but a whole set of algorithms (including multi-threaded decompression and recovery damaged data) that require a separate implementation. For example, even in Linux to work with RAR you need to install the package unrar or p7zip.

There is also a technical reason: Android uses the kernel Linuxwhere archive support is implemented through utilities like tar or gzip, but they are not compatible with RAR at the command level. Therefore, without third-party software, you only have access to:

  • 📂 Viewing the contents of the archive (if the file manager supports preview).
  • 🔍 Search by file name inside the archive (in some shells like Solid Explorer).
  • ❌ But not extracting or editing!
⚠️ Attention: Some manufacturers (for example, Samsung or Xiaomi) add basic support to their shells (One UI, MIUI), but only for viewing. Full unpacking still requires third-party applications. RAR, but only for viewing. Full unpacking still requires third-party applications.

Top 5 free applications for opening RAR on Android

We tested dozens of archivers from Google Play and selected 5 most reliable and free solutions. The criteria were:

  • 🆓 Completely free (no hidden fees for unpacking large files).
  • 🛡️ No malicious code (tested through VirusTotal).
  • 📥 Support for multi-volume archives (.rar, .r00, .r01 etc.).
  • 🔒 No requests for unnecessary permissions (SMS, contacts, geolocation).
Application Rating Pros Cons Link
RAR (from RARLAB) 4.7 ✅ Official application from the developers of the format
✅ Support for passwords and multi-volume archives
✅ No advertising		 ❌ The interface is outdated
❌ No cloud integrations		 Google Play
ZArchiver 4.8 ✅ Supports 30+ formats (including .7z, .tar)
✅ Russian language
✅ Works without Internet		 ❌ Advertising in the free version
❌ Slower than competitors on weak devices		 Google Play
7Z (from AndroZip) 4.6 ✅ High unpacking speed
✅ Support AES-256 encryption
✅ Integration with clouds		 ❌ Paid functions (creating archives) Google Play
B1 Archiver 4.5 ✅ Simple interface
✅ Support .rar5 (new standard)
✅ No unnecessary permissions		 ❌ Few settings
❌ No batch unpacking		 Google Play
WinZip 4.4 ✅ Cloud backups
✅ Preview files
✅ Integration with Google Drive		 ❌ File size limit (100 MB in the free version) Google Play

Important: The application RAR from RARLAB is the only one in the list that is guaranteed to support all versions of the format, including the newest ones (RAR5 with improved compression). Others may not be able to cope with archives created in WinRAR 6.0+.

📊 What application do you use to work with archives?
RAR from RARLAB
ZArchiver
7Z
B1 Archiver
Other
I don’t use archivers

Step-by-step guide: how to open RAR on Android via ZArchiver

Let's look at the process using an example ZArchiver —one of the most popular solutions with a Russian interface. The instructions are also suitable for other archivers with minimal changes.

Download ZArchiver from Google Play|Find the archive in the file manager|Make sure there is enough space on your phone|Close other applications to speed up the process-->

Step 1. Installation and first launch

  1. Download ZArchiver from Google Play.
  2. Open the application and provide access to files (permission Storage).
  3. In the main menu, select Internal memory or SD cardwhere your archive.

Step 2. Search and open the archive

  1. Go to the folder with the file .rarUsually archives are downloaded to Download or Downloads.
  2. Touch the file - a window with the contents of the archive will open. Here you will see:
    • 📁 List of files and folders inside.
    • 📊 Size of each element.
    • 🔒 Lock icon if the archive is password protected.

Step 3. Unpack files

  1. Press the button Extract (icon folders with an up arrow).
  2. Select the target folder (for example, Documents or create a new one).
  3. Confirm the action - the unpacking process will begin. The time depends on the size of the archive and the power of the smartphone.

Step 4. Working with protected archives

If the archive is password-protected:

  1. When you try to extract, a password entry field will appear.
  2. Enter a combination (case sensitive!) and click OK.
  3. If you forgot your password, it is impossible to recover it - RAR uses irreversible encryption.
⚠️ Attention: Some archives may contain viruses, especially if downloaded from unverified sources. Before unpacking, check the file through VirusTotal or installed antivirus (for example, Dr.Web).
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If the archive does not open, try renaming it to .zip - sometimes files are mistakenly saved with the wrong extension. For example, if the archive was created on a Mac, it could have a double extension (.rar.zip).

How to open RAR without applications: hidden capabilities of Android

Few people know, but some file managers For Android can unpack RAR without additional apps. This works thanks to the built-in libraries that manufacturers add to their shells. Let's consider two proven methods. data-i="173">file managers

Method 1: Through the standard "Files" from Google

  1. Open the application Files (blue folder icon).
  2. Find the archive in the section Downloads or Internal storage.
  3. Tap the file .rar —if the manager supports the format, you will see a button Extract.
  4. Select a folder to save and wait until it finishes.

    5. ⚠️ Restriction: The function works only on devices with Android 11+ and the latest version of the application Files (update it in Google Play).

    Method 2: Via file shell from the manufacturer

    Some brands add support RAR to their branded managers:

    • 📱 Samsung: Application My file (My Files) in One UI.
    • 📱 Xiaomi: Files (Files) in MIUI 12+.
    • 📱 Huawei: Files (Files) in EMUI 10+.

To check support:

  1. Open the standard file manager of your smartphone.
  2. Find the archive and click on it.
  3. If the option appears Unpack or Extract the function is available.
⚠️ Attention: Built-in managers often do not support multi-volume archives (.r01, .r02) or files with a password. For such cases, you will still need a third-party archiver.
How to find the version of a RAR archive?

Open the archive in any archiver (for example, ZArchiver) and look at the line at the top of the window. If it says RAR5, then the archive was created in a new format and may not open in older apps (for example, WinRAR 5.0 and lower).

Frequent errors when opening RAR on Android and how to fix them

Even with the right application, users encounter problems. Here top 5 errors and their solutions:

Error Cause Solution
Invalid archive or CRC failed The file is damaged or not downloaded completely. ✅ Download the archive.
✅ Check the checksum (MD5/SHA-1).
✅ Try opening on a PC - if there is also an error, the archive is broken.
Unknown format File not RAR, but another format (for example, .001 or .iso). ✅ Check the extension.
✅ Try renaming to .zip or .7z.
Not enough memory There is no space on the device for unpacking. ✅ Free up memory (delete unnecessary files).
✅ Extract the archive to SD card.
Archive protected by a password The file is password protected, and you do not know the combination. ✅ Check the password with the sender.
✅ It is impossible to recover the password - use apps like RAR Password Unlocker only at your own peril and risk (they often contain viruses).
The application is not responding The archive is too large (>1 GB) or the processor is weak. ✅ Close background applications.
✅ Unpack in parts (if the archive is multi-volume).
✅ Use a PC to large files.

If none of the methods help, try:

  1. Open the archive on another device (PC, tablet).
  2. Download the archive again (it may have been damaged during downloading).
  3. Use an alternative archiver (for example, if ZArchiver didn’t work, try RAR from RARLAB).
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If the archive does not open on any device, it is most likely damaged. Ask the sender to resend the file or check its integrity using a checksum (MD5).

Security: how not to get a virus when unpacking RAR

Archives RAR is one of the most popular ways to distribute malware to Android. Attackers hide viruses in executable files (.apk, .exe) or scripts (.bat, .sh), disguising them as harmless documents. Here's how to protect yourself:

Rule 1: Check the source

  • 🚫 Do not download archives from torrent trackers, file hosting services (turbo.to, fex.net) or suspicious sites.
  • ✅ Prefer cloud services (Google Drive, Dropbox) or trusted instant messengers (Telegram, WhatsApp).

Rule 2: Scan before opening

Use antiviruses that support scanning archives:

  • 🛡️ Dr.Web Light (free, scans RAR on the fly).
  • 🛡️ Malwarebytes (detects Trojans and spyware).
  • 🛡️ VirusTotal (upload the archive to the site to be scanned by 70+ antiviruses).

Rule 3: Beware of "holes" in archivers

Even official applications may contain vulnerabilities. For example, in 2023, a critical flaw was found. ( WinRAR found a critical gap (CVE-2023-38831), which allows you to execute malicious code when opening a specially crafted archive. To minimize risks:

  • ⚡ Update archivers to the latest version.
  • ⚡ Do not open archives with extensions .rar.exe or .rar.apk is a 100% virus.
  • ⚡ Disable auto-update for archivers (so that attackers do not replace the update).
⚠️ Attention: If after unpacking RAR Unfamiliar applications appear on your phone, advertising appears in the status bar, or the battery is quickly draining - immediately scan your device with an antivirus and delete suspicious files.

Alternative methods: cloud services and online archivers

If you do not want to install applications on your phone, you can unzip RAR using online services. This method is suitable for small archives (up to 100–200 MB) and does not require registration. Minus - potential privacy risks (files are uploaded to third-party servers).

Method 1: Through B1 Online Archiver

  1. Open the site B1 Online Archiver in a browser.
  2. Download the archive (maximum size - 200 MB).
  3. Enter the captcha and wait for processing.
  4. Download the unzipped files one by one or all together in ZIP.

Method 2: Through Archive Extractor

  1. Go to Archive Extractor.
  2. Select a file from your phone or from the cloud (Google Drive, Dropbox).
  3. Click Extract and save the result.

Method 3: Through cloud storage

Some cloud services can unpack archives directly in the browser:

  • 📁 Google Drive: Download .rar, right-click → Open with → Archive Extractor (you need to install the extension for Chrome).
  • 📁 Dropbox: Automatically displays the content RAR, but does not allow you to download files individually.
⚠️ Attention: Online services can store your files on their servers for up to 24 hours. Do not upload confidential data through them (passports, bank documents, personal correspondence).
How to check if your data has been stolen after uploading an archive to an online service?

Unfortunately, no way. Most services do not provide logs about who viewed your files and when. If the archive contained information, it is better to use offline unpacking methods.

FAQ: Answers to frequently asked questions

Is it possible to open RAR on Android without the Internet?

Yes, all applications listed in the article (ZArchiver, RAR from RARLAB, 7Z) work fully offline. The Internet is only needed to download the archiver itself from Google Play.

Why is the archive unpacked, but the files are broken (do not open)?

This is a typical problem with:

  • 🔹 Interrupted download of the archive (download again).
  • 🔹 Damage to the file during transmission (ask the sender to check the checksum).
  • 🔹 Incompatibility of versions (the archive was created in WinRAR 6.0, and you open it in an old application).

Solution: try unpacking on a PC or use RAR from RARLAB —it supports all versions of the format.

How to open multi-volume RAR (files.r01.r02, etc.)?

Multi-volume archives are unpacked in the same way as regular ones, but:

  1. All parts (.r01, .r02..) must be in one folder.
  2. Start unpacking from the first file (.rar or .r01).
  3. Use ZArchiver or RAR from RARLAB —they work best with multi-volume volumes.
Is it possible to create a RAR archive on Android for free?

Yes, but with limitations:

  • 📌 RAR from RARLAB allows you to create archives, but with a watermark in the free version.
  • 📌 ZArchiver creates RAR without restrictions, but shows ads.
  • 📌 For full operation (without unnecessary water and watermarks) you need WinRAR on a PC.
Why is RAR better than ZIP for Android?

RAR has several advantages over ZIP:

  • 📊 Better compression (on 10–30% smaller size with the same content).
  • 🔒 AES-256 encryption (in ZIP weak ZipCrypto).
  • 📂 Multi-volume (split into parts .r01, .r02).
  • 🛠️ Recovery of damaged data ( RAR has built-in error correction codes).

Minus RAR is a proprietary format, so it requires third-party apps to work (unlike ZIPwhich is supported out of the box on most devices).