WiFi Analyzer and Heat Map vs Signl
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WiFi Analyzer and Heat Map
Analyze WiFi network performance with speed tests, ping, latency, and jitter. Create visual heatmaps by overlaying floorplans to identify dead spots and optimize WiFi node placement. Organize surveys with projects and floorplans for performance tracking.
- Create WiFi heatmaps
- Analyze upload/download speed
- Check ping, latency, and jitter
- Conduct WiFi site surveys
- Organize surveys with projects
- Discover devices on your network
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Create WiFi heatmaps, analyze your WiFi networks performance in terms of upload and download speed, and check your network ping, latency, and jitter. Conduct easy WiFi site surveys. No additional hardware is needed. This app uses your device's built-in WiFi capabilities. In addition, this app allows you to create heatmap visualizations and survey your locations for WiFi performance. You can easily create heatmaps directly in the app that overlay your location's floorplan. This survey capability can help you identify WiFi deadspots and better place WiFi nodes for better performance. In the app, you can create projects to organize your WiFi surveys. Add different floorplans to the projects and create scans and plots. You can revisit tests to see how performance has changed from varying layouts. You can also see the ping results to various popular websites and discover the devices that are on your network. You can also generate floorplans to use in the app when using a device with a built-in LiDAR scanner.
Signl
Visualize your home Wi-Fi signal strength in 3D using your phone's camera or imported floor plans. Identify dead zones and optimize router placement for a flawless connection throughout your home.
- 3D Wi-Fi signal visualization
- LiDAR room scanning
- Floor plan import (photo/PDF)
- Wi-Fi coverage mapping
- Network diagnostics
- Router/extender placement optimization
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See your WiFi painted onto a 3D map of your own home. Walk through your rooms with your iPhone. Signl measures the real signal in each one and shows you exactly where it drops, and where to move your router to fix it. WHAT YOU GET - 3D scan: walk through your home and watch the model build itself. LiDAR is used on iPhones that have it. - No LiDAR? Import a floor plan. Drop in a photo or a PDF and Signl reads the rooms. - Coverage map: every room measured and scored, weak spots marked where they actually are. - Live test: real speed and latency, measured from where you stand. Other apps give you a number. Signl gives you a place. Each measurement sits on the room it was taken in, so you know which wall is in the way and where the router belongs. YOUR SCANS STAY ON YOUR IPHONE The 3D model of your home never leaves your device. Nothing is stored on our servers. Floor plan photos are analyzed, then discarded. FREE AND PRO Scanning your home and building the 3D model are free. Signl Pro unlocks the full coverage heatmap, scores for every room, router placement recommendations and shareable reports. Signl Pro auto-renewable subscriptions: Yearly ($34.99/year) or Weekly ($5.99/week). A Lifetime purchase is also available. Payment will be charged to your Apple Account at confirmation of purchase. Your subscription automatically renews unless it is canceled at least 24 hours before the end of the current period. You can manage or cancel your subscription in your App Store account settings at any time. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://signlwifi.com/privacy
Screenshots
Verdict
The clearest difference is rating: Signl at 4.5 against WiFi Analyzer and Heat Map's 3.3. On price, ratings volume, update cadence and ads there is nothing between them.
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. WiFi Analyzer and Heat Map sells 2 in-app purchases, starting at $0.99 per month and Signl sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.
Signl holds the better App Store score, 4.5 against 3.3. Both are backed by a comparable volume of ratings — 4 and 2 respectively.
WiFi Analyzer and Heat Map ships an update every 2 weeks, Signl weekly. The most recent releases landed on September 16, 2026 and September 25, 2026 respectively.
| Parameter | WiFi Analyzer and Heat Map | Signl |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (4 ratings) | 4.5 (2 ratings) — better |
| Positive reviews | 25.0% of reviews | — |
| Number of ratings | 4 — better | 2 |
| Update frequency | Every 2 weeks | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Freemium |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 18.0 | 18.0 |
| Further details — not scored | ||
| Size | 19 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | Thomas Backes | Victor Backouche |
Customer experience
WiFi Analyzer and Heat Map
Signl
In-app purchases
WiFi Analyzer and Heat Map
- Monthly Pro Subscription$0.991 Month
- Yearly Pro Subscription$9.991 Year
Signl
- Signl Pro — Weekly$4.997 Days
- Signl Pro — Yearly$24.991 Year





