# WiFi Heatmap vs Signl

The clearest difference is price: Signl at Free against WiFi Heatmap's $4.99. Signl also leads on iOS requirement (18.0 vs 26.2). WiFi Heatmap's advantage is in-app purchases (none vs 3). On ads and device support there is nothing between them.

Signl is free to download; WiFi Heatmap costs $4.99 up front. Signl sells 3 in-app purchases, starting at $6.99 per 7 days. WiFi Heatmap asks for nothing beyond the download.

## The numbers

| Metric | WiFi Heatmap | Signl |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | — | **[3.0 (7 ratings)](https://appshunter.io/ios/app/signl-wifi-analyzer-and-mapper/id6796775708/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Weekly |
| Monetization | — | Freemium |
| Size | 3 MB | 30 MB |
| Requires iOS | 26.2 | **18.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Shanghai Aisujiao Network Technology Co., Ltd.](https://appshunter.io/developer/1822180533) | [Victor Backouche](https://appshunter.io/developer/1876555009) |

## What reviewers say

### WiFi Heatmap

[App page](https://appshunter.io/ios/app/wifi-heatmap-floor-scanner/id6761550901)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Signl

[App page](https://appshunter.io/ios/app/signl-wifi-analyzer-and-mapper/id6796775708)

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.

**Highlights:** 3D Wi-Fi signal visualization, LiDAR room scanning, Floor plan import (photo/PDF), Wi-Fi coverage mapping, Network diagnostics, Router/extender placement optimization

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Signl Pro — Weekly | $6.99 | per 7 days |
| Signl Pro — Yearly | $29.99 | per year |
| Signl Pro Lifetime | $34.99 | one-time |


## Frequently asked questions

### Is WiFi Heatmap free?

WiFi Heatmap costs $4.99, with no in-app purchases.

### Is Signl free?

Signl is free to download, with in-app purchases available.

### Do WiFi Heatmap or Signl have ads?

Neither WiFi Heatmap nor Signl shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*