# BDK vs WISP Radar

The clearest difference is review sentiment: WISP Radar at 100% against BDK's 14%. WISP Radar also leads on update cadence (every 3 days vs every 29 months). BDK's advantage is price (Free vs $4.99) and iOS requirement (12.0 vs 17.6). On ads, in-app purchases and device support there is nothing between them.

BDK is free to download; WISP Radar costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

BDK ships an update every 29 months, WISP Radar every 3 days. The most recent releases landed on October 5, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | BDK | WISP Radar |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/wisp-radar/id6752672739/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 14.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 29 months | **Every 3 days** |
| Monetization | **Free** | Paid |
| Size | 28 MB | 5 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [MarkaMuhely Korlatolt Felelossegu Tarsasag](https://appshunter.io/developer/1471616657) | [Christopher Josey](https://appshunter.io/developer/1840510926) |

## What reviewers say

### BDK

[App page](https://appshunter.io/ios/app/bdk/id582850614)

Report street lighting, decorative lighting, or illuminated public buildings that are malfunctioning. Submit photos and precise locations to ensure quick repairs by the service center.

**Highlights:** Report faulty lighting, Submit photos of issues, Pinpoint exact locations, Track previous reports, Follow BDK news

**In-app purchases:** none


### WISP Radar

[App page](https://appshunter.io/ios/app/wisp-radar/id6752672739)

This augmented reality app overlays tower locations onto your camera view in real-time. It displays tower distance and azimuth, and allows you to tap for detailed information. Integrates with Google Sheets and cnHeat for efficient tower management.

**Highlights:** Augmented reality tower overlay, Real-time tower distance and azimuth, Tap for tower details, Google Sheets integration, cnHeat integration, Tower list management

**In-app purchases:** none


## Frequently asked questions

### Is BDK free?

BDK is free to download, with no in-app purchases.

### Is WISP Radar free?

WISP Radar costs $4.99, with no in-app purchases.

### Do BDK or WISP Radar have ads?

Neither BDK nor WISP Radar shows ads.

### Which is updated more often, BDK or WISP Radar?

BDK ships an update every 29 months, and WISP Radar every 3 days. Most recently, BDK was updated on October 5, 2026 and WISP Radar on September 30, 2026.

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