# Signal Generator vs BLE DMM

The clearest difference is price: BLE DMM at Free against Signal Generator's $0.99. BLE DMM also leads on iOS requirement (7.1 vs 11.0). On ads, in-app purchases and device support there is nothing between them.

BLE DMM is free to download; Signal Generator costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Signal Generator | BLE DMM |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.6 (10 ratings)](https://appshunter.io/ios/app/signal-generator-wave/id1309709776/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | — |
| Monetization | Paid | — |
| Size | 2 MB | 3 MB |
| Requires iOS | 11.0 | **7.1** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [龙刚 李](https://appshunter.io/developer/1241843884) | [振军 汤](https://appshunter.io/developer/1473241282) |

## What reviewers say

### Signal Generator

[App page](https://appshunter.io/ios/app/signal-generator-wave/id1309709776)

Generate high-quality audio signals including sine, square, triangle, sawtooth waves, and white/pink noise. Ideal for testing audio systems, frequency response, and hearing capabilities.

**Highlights:** Sine wave generation, Square wave generation, White noise generation, Pink noise generation, Two-channel phase difference waves, Audio frequency response testing, Hearing test capabilities

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

**In-app purchases:** none


### BLE DMM

[App page](https://appshunter.io/ios/app/ble-dmm/id1474190149)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Signal Generator free?

Signal Generator costs $0.99, with no in-app purchases.

### Is BLE DMM free?

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

### Do Signal Generator or BLE DMM have ads?

Neither Signal Generator nor BLE DMM shows ads.

---

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