Is Spectre safe?

Spectre is an Android app for observing and interacting with the wireless environment around you. It monitors signals from Bluetooth devices, Wi-Fi access points, cellular towers, and GNSS satellites. Spectre also features a growing set of pentesting tools, constrained by Android's security model. Features: • RF exposure - total received power from cellular, Wi-Fi, and Bluetooth as one live dBm r…

Developer: Thomas Giudici
Category: Network Analyzer
Earliest archived version: 01 Aug 2026
License: GPL-3.0-only (per F-Droid metadata)

02 / Release notes

Release notes from F-Droid

01 Aug 2026

0.1.3

The GNSS list now omits untracked satellites reported at 0 dBHz, cellular scans filter out the unmeasured cells the modem reports, and the app can now be closed from its notification on Android 12.

Full notes →

03 / Package identity

Technical fingerprint

Application IDdev.thomasbuilds.spectre

Latest APK SHA-256a61a075c103f1c8a699655a9554479cbb434d807d981f225bf2344b99c945e45

Signing certificateC4:11:40:9B:94:F3:6B:67:8C:A8:C9:57:B6:75:D2:F1:AD:5B:7F:C0:1A:35:2B:FF:4C:99:ED:2F:FB:C1:1B:39

MIN ANDROID31TARGET37ARCHITECTUREarm64-v8a · armeabi-v7a · x86 · x86_64

04 / Version archive

Documented releases

1 TOTAL

VersionReleasedAndroidArchitecture

0.1.301 Aug 202631+arm64-v8a, armeabi-v7a, x86, x86_64→

05 / Safety & access

Safety verdict

Authentic — file hash matches the source indexNo ads or tracking flagged by the source

IntegritySHA-256 verified vs source

SourceOpen-source · fdroid

Permissions16 declared · 3 sensitive

Signaturepresent

Anti-featuresNo known anti-features

Sensitive accessACCESS_COARSE_LOCATIONACCESS_FINE_LOCATIONREAD_PHONE_STATE

Declared permissions

android.permission.ACCESS_COARSE_LOCATION android.permission.ACCESS_FINE_LOCATION android.permission.ACCESS_LOCAL_NETWORK android.permission.ACCESS_NETWORK_STATE android.permission.ACCESS_WIFI_STATE android.permission.BLUETOOTH_ADVERTISE android.permission.BLUETOOTH_CONNECT android.permission.BLUETOOTH_SCAN android.permission.CHANGE_WIFI_STATE android.permission.FOREGROUND_SERVICE android.permission.FOREGROUND_SERVICE_LOCATION android.permission.FOREGROUND_SERVICE_SPECIAL_USE android.permission.INTERNET android.permission.POST_NOTIFICATIONS android.permission.READ_PHONE_STATE dev.thomasbuilds.spectre.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

Tracker status: Not assessed by WIKI for Android.

06 / Sources

Evidence ledger

Each entry is a captured public reference backing this record.

RepositorySource package page↗Source codeSource repository↗