Sleipnir Mobile Test Version
9.0 49
v3.9.1 Test 1 by Fenrir Inc.
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About Sleipnir
Sleipnir (Package Name: jp.co.fenrir.android.sleipnir_test) is developed by Fenrir Inc. and the latest version of Sleipnir Mobile Test Version 3.9.1 Test 1 was updated on October 14, 2026. Sleipnir Mobile Test Version is in the category of Communication. You can check all apps from the developer of Sleipnir Mobile Test Version and find 75 alternative apps to Sleipnir Mobile Test Version on Android. Currently this app is for free. This app can be downloaded on Android 5.1+ on APKFab or Google Play. All APK/XAPK files on APKFab.com are original and 100% safe with fast download.
■About the test version of Sleipnir Mobile for Android
In the test version of Sleipnir Mobile for Android you can test out the new features being added in the next version and the quality of the version under development. Please understand that because this a version under development there may be occasions when functions do not operate properly.
Trying out the test version helps us improve the quality for the official release. We need your support. Please feel free to add you feedback.
Please add opinions and reports regarding the test version from the review comments.
In the test version of Sleipnir Mobile for Android you can test out the new features being added in the next version and the quality of the version under development. Please understand that because this a version under development there may be occasions when functions do not operate properly.
Trying out the test version helps us improve the quality for the official release. We need your support. Please feel free to add you feedback.
Please add opinions and reports regarding the test version from the review comments.
Sleipnir 3.9.1 Test 1 Update
Version 3.9.1Test 1:
・Android versions earlier than 5.1 are no longer supported.
・Fixed an issue where "Dark theme disabled" was not applied on Android 17 or later. (Settings > User interface)
・Minor modifications
Read More
Sleipnir Features
Previous Versions More
Sleipnir Mobile Test Version
3.9.1 Test 1
APK
November 2, 2026
5.85 MB
Requires Android: Android 5.1+
Architecture: arm64-v8a, armeabi, armeabi-v7a, mips, mips64, x86, x86_64
Screen DPI: 120-640dpi
SHA1: 53ba2070efb24f83e4a3f5fe737e85839ffdf69b
Size: 5.85 MB
What's New:
Version 3.9.1
Test 1:
・Android versions earlier than 5.1 are no longer supported.
・Fixed an issue where "Dark theme disabled" was not applied on Android 17 or later. (Settings > User interface)
・Minor modifications
Test 1:
・Android versions earlier than 5.1 are no longer supported.
・Fixed an issue where "Dark theme disabled" was not applied on Android 17 or later. (Settings > User interface)
・Minor modifications
Sleipnir Mobile Test Version
3.9.0
APK
October 18, 2026
6.03 MB
Requires Android: Android 4.0.3+
Architecture: arm64-v8a, armeabi, armeabi-v7a, mips, mips64, x86, x86_64
Screen DPI: 120-640dpi
SHA1: cca282e3663f82e7582cbe4562fe29f812d92715
Size: 6.03 MB
What's New:
Version 3.9.0
・Improved to display the current domain and how to exit when switching to full-screen mode.
・Minor bug fixes and stability improvements.
[Acknowledgments]
We received a report from security researcher Fanda Dwi Aprilianto regarding a UI Spoofing vulnerability in the full-screen display feature.
We would like to thank Fanda for his significant contribution and responsible disclosure.
・Improved to display the current domain and how to exit when switching to full-screen mode.
・Minor bug fixes and stability improvements.
[Acknowledgments]
We received a report from security researcher Fanda Dwi Aprilianto regarding a UI Spoofing vulnerability in the full-screen display feature.
We would like to thank Fanda for his significant contribution and responsible disclosure.
Sleipnir Mobile Test Version
3.8.6 Test 7
APK
September 12, 2026
6.01 MB
Requires Android: Android 4.0.3+
Architecture: arm64-v8a, armeabi, armeabi-v7a, mips, mips64, x86, x86_64
Screen DPI: 120-640dpi
SHA1: 3ab364d4f055e6a3c76c6c4b73b3a9e3e2a0d135
Size: 6.01 MB
What's New:
Version 3.8.6
Test 7:
・Minor modifications
Test 6:
・Fixed an issue where icons in the "Search within this page" bar were difficult to see in dark mode
・Minor modifications
Test 7:
・Minor modifications
Test 6:
・Fixed an issue where icons in the "Search within this page" bar were difficult to see in dark mode
・Minor modifications
Sleipnir Mobile Test Version
3.8.6 Test 6
APK
July 22, 2026
6.01 MB
Requires Android: Android 4.0.3+
Architecture: arm64-v8a, armeabi, armeabi-v7a, mips, mips64, x86, x86_64
Screen DPI: 120-640dpi
SHA1: 6efb89a0926f4c1997c15e326a65bfc4e3dc6476
Size: 6.01 MB
What's New:
Version 3.8.6
Test 6:
・Fixed an issue where icons in the "Search within this page" bar were difficult to see in dark mode
・Minor modifications
Test 6:
・Fixed an issue where icons in the "Search within this page" bar were difficult to see in dark mode
・Minor modifications
More Information
Package Name:
Category:
Update Date:
2026-10-14
Latest Version:
3.9.1 Test 1
Need Update:
Available on:
Requirements:
Android 5.1+
Report:
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