Stack VPN - Most Reliable, Free & Fastest VPN
v2.1.1 · 10.4 MB · code 8
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File information
UpdatedMar 9, 2025
PublishedFeb 2, 2020
Packagecom.variablr.stack
Versionv2.1.1 (8)
Size10.4 MB
MD51af40fd957e8d6b7fc5058c7bc19362f
Min SDK17
ABIsarmeabi-v7a
Malware scanTRUSTED
Signature SHA1FC:FF:EA:6A:C1:17:BD:08:ED:FF:D3:49:89:ED:BE:E4:7C:D5:E7:80
SignerCN=Android, OU=Android, O=Google Inc., L=Mountain View, ST=California, C=US
Total downloads5
This version5
DeveloperViva Play
Age ratingEveryone
What's new in v2.1.1
Removed the premium membership, now you can connect to any VPN server for free!!
The 'Get Premium' button will be removed in the upcoming versions.
+ Speed test button has been fixed.
Thanks for choosing Stack VPN!
The 'Get Premium' button will be removed in the upcoming versions.
+ Speed test button has been fixed.
Thanks for choosing Stack VPN!
Security scan
TRUSTED
- Developer signature verified 2020-08-20
- Scanned for malware 2020-08-21 00:36:00
- Signature SHA1 FC:FF:EA:6A:C1:17:BD:08:ED:FF:D3:49:89:ED:BE:E4:7C:D5:E7:80
- File MD5 1af40fd957e8d6b7fc5058c7bc19362f
How to install Stack VPN - Most Reliable, Free & Fastest VPN v2.1.1 on Android API 17+
Takes about 2 minutes. You'll need roughly 10.4 MB of free storage.
- Grab com.variablr.stack_8.apk — hit the Download button above (10.4 MB). If your browser warns about APK files, choose Keep or Download anyway — that warning fires on every APK, not just this one.
- Trust your browser to install — on Android 8+ go to Settings → Apps → Special access → Install unknown apps, pick the app you downloaded with (Chrome, Firefox, Files, etc.), and flip Allow from this source. On older Android, toggle Unknown sources under Security.
- (Optional) Verify the file — compute the MD5 of the downloaded APK and make sure it matches 1af40fd957e8d6b7…. Any difference means the file is corrupted or tampered — delete and re-download.
- Open the APK — tap the download notification, or find com.variablr.stack_8.apk in your Files app under Downloads, then tap it. Android's package installer will appear.
- Check the signer — the install screen will name the publisher. For this build it should read CN=Android, OU=Android, O=Google Inc., L=Mountain View, ST=California, C=US. If it doesn't match, cancel — you have the wrong file.
- Review permissions & tap Install — scroll the permission list, then confirm. If Play Protect flags it, tap Install anyway (this APK was scanned as TRUSTED).
- Done — open Stack VPN - Most Reliable, Free & Fastest VPN — tap Open on the install screen, or find the Stack VPN - Most Reliable, Free & Fastest VPN icon in your app drawer (this build targets armeabi-v7a devices).
Common install errors for Stack VPN - Most Reliable, Free & Fastest VPN
- "App not installed" — usually means an older or differently-signed version is already on your device. Uninstall it first, then retry. Your data may be lost unless you back it up.
- "Parse error" — the APK is for a newer Android than yours. This version needs Android API 17 or later. Pick an older build from the versions list below.
- "There was a problem parsing the package" — the download was interrupted. Delete the file and re-download over Wi-Fi.
- Works on one phone but not another — this build ships armeabi-v7a native code. Devices with a different CPU will reject it.