# Harmonic Wave Equation Calc vs Bluetooth Sleuth

The clearest difference is update cadence: Bluetooth Sleuth at every 2 months against Harmonic Wave Equation Calc's every 31 months. Bluetooth Sleuth also leads on price ($0.99 vs $2.99). Harmonic Wave Equation Calc's advantage is iOS requirement (13 vs 16.0). On rating, ratings volume, ads and in-app purchases there is nothing between them.

Harmonic Wave Equation Calc costs $2.99 and Bluetooth Sleuth $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Harmonic Wave Equation Calc against 5.0 for Bluetooth Sleuth. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Harmonic Wave Equation Calc ships an update every 31 months, Bluetooth Sleuth every 2 months. The most recent releases landed on October 10, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Harmonic Wave Equation Calc | Bluetooth Sleuth |
| --- | --- | --- |
| Price | $2.99 | **$0.99** |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/harmonic-wave-equation-calc/id1412323951/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/bluetooth-sleuth/id1528662252/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 31 months | **Every 2 months** |
| Monetization | Paid | Paid |
| Size | 1 MB | 3 MB |
| Requires iOS | **13** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nitrio](https://appshunter.io/developer/321121189) | [Sean McNeil](https://appshunter.io/developer/884178100) |

## What reviewers say

### Harmonic Wave Equation Calc

[App page](https://appshunter.io/ios/app/harmonic-wave-equation-calc/id1412323951)

This physics and math calculator quickly determines wave properties like displacement, velocity, and amplitude. It provides instant calculations with copyable results and includes reference formulas. Optimized for everyday use, it supports high precision and various units.

**Highlights:** Instant wave calculations, Copyable results, Included reference formulas, Supports 16 decimal places, Multiple unit support, Ad-free and private

**Features:** macOS Compatibility

**In-app purchases:** none


### Bluetooth Sleuth

[App page](https://appshunter.io/ios/app/bluetooth-sleuth/id1528662252)

This utility allows users to deeply interact with their device's Bluetooth capabilities. It supports scanning for peripherals, advertising custom services, broadcasting and ranging iBeacons, and searching a comprehensive Bluetooth database.

**Highlights:** Configure custom Bluetooth advertisements, Scan for specific or all advertising devices, Connect to and browse peripheral services, Broadcast and range iBeacons, Search Bluetooth assigned numbers database, Monitor RSSI values with graphing

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

**In-app purchases:** none


## Frequently asked questions

### Is Harmonic Wave Equation Calc free?

Harmonic Wave Equation Calc costs $2.99, with no in-app purchases.

### Is Bluetooth Sleuth free?

Bluetooth Sleuth costs $0.99, with no in-app purchases.

### Which has better reviews, Harmonic Wave Equation Calc or Bluetooth Sleuth?

Harmonic Wave Equation Calc and Bluetooth Sleuth are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Harmonic Wave Equation Calc or Bluetooth Sleuth have ads?

Neither Harmonic Wave Equation Calc nor Bluetooth Sleuth shows ads.

### Which is updated more often, Harmonic Wave Equation Calc or Bluetooth Sleuth?

Harmonic Wave Equation Calc ships an update every 31 months, and Bluetooth Sleuth every 2 months. Most recently, Harmonic Wave Equation Calc was updated on October 10, 2026 and Bluetooth Sleuth on October 16, 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.*