Cyber Rx vs TavKey
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Cyber Rx
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Do you know what your device is doing in the background? Cyber Rx is a professional-grade privacy diagnostic tool that reveals exactly which external servers and services your apps are communicating with. Designed for transparency, it empowers you to audit your deviceβs network activity and understand your true digital footprint. Without needing to route your data through external VPNs, Cyber Rx runs entirely on-device to capture a real-time snapshot of your active connections. It categorizes background traffic, helping you quickly identify analytics trackers, advertising networks, and essential app infrastructure. CORE CAPABILITIES: β’ Real-Time Network Snapshots: Instantly see active connections and outgoing requests occurring behind the scenes. β’ Intelligent Categorization: Automatically groups connections into distinct categories (e.g., Trackers, Analytics, Essential) so you know exactly who is collecting data. β’ Historical Privacy Trends: Keep a log of your device's activity over time to spot recurring trackers or unusual network behaviors. β’ Professional PDF Reports: Export and share your privacy diagnostics in a clean, easily readable format. β’ Local-First Architecture: Your data never leaves your device. All analysis is performed locally for maximum security. FREE VS LIFETIME ACCESS: Cyber Rx provides a powerful free tier allowing you to preview active services. Upgrading to the Lifetime unlock gives you unrestricted access to the full list of network findings, deep-dive historical reports, and comprehensive behavioral trend analysis safely gathered over time. Take back control of your deviceβs privacy. Get your diagnostic snapshot today with Cyber Rx.
TavKey
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TavKey helps trusted family members check whether they are seeing the same shared signal during suspicious calls. Scammers can pretend to be someone you know. TavKey gives your trusted group a simple shared signal that changes over time. When a call feels unusual - for example, someone asks for money, a password, or an urgent favor - you can ask for the current TavKey signal. If the other person has been added to your trusted group, they can open TavKey and see the same signal. How it works Create a trusted group, then add members while you are physically together. Once paired, each phone shows the same rotating signal. Designed for simplicity TavKey is built to be calm, clear, and easy to use. No accounts, no social feed, no complicated setup. Privacy first TavKey is designed to avoid collecting personal information such as family names or contact lists. Use TavKey when a call feels off If someone claims to be a family member and asks for something sensitive, ask them for the current TavKey signal before you continue. TavKey does not detect, block, or report scams. It is a verification aid. Always use your own judgment and never share passwords or any sensitive information if you are unsure it's safe.
Screenshots
Verdict
The clearest difference is in-app purchases: TavKey at none against Cyber Rx's 1. TavKey also leads on iOS requirement (16.0 vs 18.6). Cyber Rx's advantage is update cadence (every 3 weeks vs every 2 months) and device support (3 vs 1). On price and ads there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Cyber Rx sells 1 one-off in-app purchase. TavKey asks for nothing beyond the download.
Cyber Rx ships an update every 3 weeks, TavKey every 2 months. The most recent releases landed on October 12, 2026 and October 14, 2026 respectively.
| Parameter | Cyber Rx | TavKey |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks β better | Every 2 months |
| Ads | No | No |
| In-app purchases | Yes | No β better |
| Devices | iPhone, iPad, Mac β better | iPhone |
| Requires iOS | 18.6 | 16.0 β better |
| Further details β not scored | ||
| Size | 2 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Mohamed Saud | Yaron Shemesh |
In-app purchases
Cyber Rx
- Premium$0.99
TavKey
No in-app purchases









