TrustGuard

TrustGuard is a free, open-source, local-first Android privacy and security toolkit. It is not monetized, does not include ads, does not require an account, and is not distributed through Google Play.

Privacy & Monetization TrustGuard is completely free and open source.

No ads No subscriptions No in-app purchases No account required No analytics No personal data collection or selling No remote monitoring dashboard No cloud sync All processing happens locally on your device.

What TrustGuard Does Not Do It does not spy on users. It does not upload browsing history. It does not read private messages. It does not hide itself from the user. It does not provide covert parental surveillance. It does not sell or share any data. It does not send traffic to a remote VPN server.

Features App Permission Analyzer — Inspect installed apps and understand their permission risk levels Local VPN-based DNS Blocker — Block ads and trackers via local DNS filtering (no remote VPN server) Firewall — Control which apps can access the internet Wi-Fi Security Checker — Analyze the security of connected networks Suspicious App Indicators — Detect adware and bloatware patterns Device Hygiene Checks — Root detection, USB debug status, unknown sources Local Network Activity Monitor — Observe network connections on device Privacy Tools — App vault, fake identity generator, app locking File Recovery — Recover deleted files from local storage System Optimization — Battery and storage analysis Parental Controls — App time limits and content filtering (transparent, user-controlled) Family Shield — Configurable per-profile restrictions