Linu vs FourScan
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Linu
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Linu is an interactive messaging hub designed for developers, solving the pain points of "read-only" notifications and privacy risks. It's not just a notification tool; it's your mobile command center. 【Key Highlights】 Two-Way Interaction: Trigger Webhooks directly from notification buttons (e.g., "Restart", "Approve"). End-to-End Encryption: AES-256-GCM encryption ensures only your device can decrypt messages. The server sees nothing. Smart Aggregation: Automatically groups fragmented notifications into conversational timelines based on Group ID. Reliability: Customized sounds, continuous ringing ensure you never miss emergencies. Rich Media: Supports Markdown, images, and videos. Download Linu now and experience the next generation of interactive messaging! Privacy Policy: https://linu.aprilzz.com/privacy User Service Agreement: https://linu.aprilzz.com/agreement
FourScan
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Protect your privacy with 4 scanning technologies. Worried about hidden cameras or listening devices in hotels, Airbnbs, or rental spaces? FourScan runs 4 detection scans sequentially with a single tap. [4 Detection Powers] 1. Magnetic Scan - Detects magnetic field anomalies from electronic devices 2. Infrared Scan - Uses front camera to detect IR LEDs from night vision cameras 3. Wi-Fi Scan - Discovers suspicious devices on the local network 4. Bluetooth Scan - Searches and analyzes nearby BLE devices Note: Basic checking tool, not a substitute for professional investigation.
Screenshots
Verdict
Linu and FourScan are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Linu | FourScan |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Every 10 days |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 15 — better | 16.0 |
| Further details — not scored | ||
| Size | 34 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | 洁 许 | satoshi amasaki |
In-app purchases
Linu
No in-app purchases
FourScan
No in-app purchases









