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CheckFirm 11.1.7

By Bluesion • April 29, 2026
Tools Universal Native (Java/Kotlin) 11.42 MB
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File Information

Package Namecom.illusion.checkfirm
Version Name11.1.7
Version Code55
ArchitectureUniversal
Min Android VersionAndroid 28 (API 36)
Main Activitycom.illusion.checkfirm.features.main.ui.MainActivity
FrameworkNative (Java/Kotlin)
File Size11.42 MB
Signature (SHA1)EE4FAC58DE0EB67FC8DF7C9C92D3B2BB45E0395E
File Hash (SHA256)5ff67620042c1149dc8a5f51ab401f8399c0ee74c6a040ce5f896b1ab2fb5bfd

What's New

[11.1.7]
- Fix app startup issue
Currently, there is app version checking issue. I will fix it ASAP.
[11.1.6]
- Fix force close error when opening search dialog for unreleased devices
- Fix report function
[11.1.5]
- Improved device validation logic (Now you can search routers such as SC-03L & Allow numbers in CSC)
- Improved firmware info shortening logic (You can see clear shortened firmware info even if there is '.' or '_' in firmware info)
- Improved stability

App Description

You can check Samsung device firmare with CheckFirm.

1. Search

Just input model and CSC. CheckFirm will search official and test firmware for you.

2. Bookmark

Add your device to bookmark. You can search it on main screen and search screen with one touch. You can also backup and restore your bookmarks!

3. Theme

You can choose light and dark theme. Latest One UI theme is embedded too.

4. Help

Are you a newbie to CheckFirm? I prepared information for you. You can see it on CheckFirm settings - Help.

5. Welcome Search

Whenever you open CheckFirm, it will search firmware automatically. You can enroll up to 4 devices.

6. Info Catcher

You can even get notification whenever new test firmware is found.

7. Sherlock & Watson

Samsung encrypted firmware. Now it's time to guess the real firmware. You can use Sherlock to decrypt firmware information! Use Sherlock, and be Watson.

8. Inquiry

Did you find a bug? Are you curious about the app? Do you have an amazing idea? You can contact with CheckFirm developer. My eyes and ears are always open for you guys.
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APK Permissions 8

  • android.permission.ACCESS_NETWORK_STATE
  • android.permission.ACCESS_WIFI_STATE
  • android.permission.INTERNET
  • android.permission.POST_NOTIFICATIONS
  • android.permission.WAKE_LOCK
  • com.android.vending.CHECK_LICENSE
  • com.google.android.c2dm.permission.RECEIVE
  • com.illusion.checkfirm.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
APK Verified

The cryptographic signature guarantees that the file is safe to install and was not tampered with in any way.