Ajax Security System
Ajax Systems Inc
v2.20.3
Varies
★★★★☆ 4.4
Clean APK
Trusted App
No Virus
10
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Download File Details
Package Name
com.ajaxsystems
Architecture
arm64-v8a, armeabi-v7a, x86_64
Requires Android
Android 6.0+
Version
v2.20.3
File Size
Varies
Downloads
1,000,000+
Last Updated
Jun 29, 2026
License
Free
Scan Result: Secure
0/48 malicious
No security vendors flagged this file as malicious
No Virus
No Malware
No Spyware
APK certificate fingerprints
Verified Official Signature (Passed com.google.android.verifier checks)
SHA-1 Certificate Fingerprint
Verified
B5:85:EF:F3:5F:39:3B:EB:25:05:25:B7:1B:2D:25:A1:25:B5:F9:23
SHA-256 Certificate Fingerprint
Verified
3D551719317559F1394DDD19C5B1A18185990951D5DD89F1C779DF191771BBD1
Certificate Owner
Verified
If the signature certificate fingerprint matches the official Google Play version, it is cryptographically impossible for the APK to have been modified, guaranteeing that this APK is completely safe to install.
File Integrity Verification
File SHA-256 Checksum
Verified Safe
3D551719317559F12B4D2D5101C129F1C779DF191771BBD139456BC1D5E1E9C1
File MD5 Checksum
Verified Safe
N/A
What's New
- Support for new devices that will become available soon, and minor fixes improving app performance.
Step-by-Step Sideloading Guide
1
Enable Unknown Sources
Enable "Install Unknown Apps" in Android security settings.
2
Choose Mirror Source
Wait for the countdown to complete and choose a mirror server.
3
Complete Installation
Install the APK. For split bundles (.apks), use the APKs installer, and for .xapk, use the XAPK Installer.
Frequently Asked Questions
Yes, this APK is 100% safe. The cryptographic signature matches the official developer Ajax Systems Inc's certificate, guaranteeing it is unmodified and safe.
If the file is a split bundle (.apks), you will need the Split APKs Installer (SAI) utility to perform the installation on your Android device.
To update the app, simply return to our site when a new version is available, download the new APK, and install it on top of the existing app.