FST X
v4.0.3 · 69.6 MB · code 553
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File information
UpdatedAug 14, 2020
PublishedAug 14, 2020
Packagecom.nathnetwork.fastplay
Versionv4.0.3 (553)
Size69.6 MB
MD598306d90da44f75b5ae862a197a30b45
Min SDK21
ABIsx86, x86-64, armeabi-v7a, arm64-v8a
Malware scanUNKNOWN
Signature SHA1B8:CB:04:E6:83:07:2A:DF:19:6A:7A:9F:06:5A:3E:CB:15:C3:85:C0
SignerCN=Android, OU=Android, O=Google Inc., L=Mountain View, ST=California, C=US
Total downloads1,000
This version1,000
DeveloperBRAY
Age ratingEveryone
Security scan
UNKNOWN
- Developer signature verified 2020-08-14
- Scanned for malware 2020-09-13 05:19:17
- Signature SHA1 B8:CB:04:E6:83:07:2A:DF:19:6A:7A:9F:06:5A:3E:CB:15:C3:85:C0
- File MD5 98306d90da44f75b5ae862a197a30b45
How to install FST X v4.0.3 on Android 5.0 Lollipop+
Takes about 2 minutes. You'll need roughly 69.6 MB of free storage.
- Grab com.nathnetwork.fastplay_553.apk — hit the Download button above (69.6 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 98306d90da44f75b…. Any difference means the file is corrupted or tampered — delete and re-download.
- Open the APK — tap the download notification, or find com.nathnetwork.fastplay_553.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 UNKNOWN).
- Done — open FST X — tap Open on the install screen, or find the FST X icon in your app drawer (this build targets x86/x86-64/armeabi-v7a/arm64-v8a devices).
Common install errors for FST X
- "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 5.0 Lollipop 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 x86/x86-64/armeabi-v7a/arm64-v8a native code. Devices with a different CPU will reject it.