# DSD TECH Bluetooth vs VulcanOps

The clearest difference is rating: VulcanOps at 5.0 against DSD TECH Bluetooth's 2.8. VulcanOps also leads on update cadence (every 4 days vs every 2 months). DSD TECH Bluetooth's advantage is ratings volume (18 vs 2) and iOS requirement (9.3 vs 26.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

VulcanOps holds the better App Store score, 5.0 against 2.8. That said, the two scores are not equally well evidenced: DSD TECH Bluetooth has 18 ratings behind it against 2, so its average is the more settled of the two.

DSD TECH Bluetooth ships an update every 2 months, VulcanOps every 4 days. The most recent releases landed on September 29, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | DSD TECH Bluetooth | VulcanOps |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.8 (18 ratings)](https://appshunter.io/ios/app/dsd-tech-bluetooth/id1441528159/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/vulcanops/id6766126875/reviews)** |
| Number of ratings | **18** | 2 |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | Free | Free |
| Size | 2 MB | 139 MB |
| Requires iOS | **9.3** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple TV |
| Age rating | 4+ | 4+ |
| Developer | [DongGuan DESHIDE TECHNOLOGY CO.,LTD](https://appshunter.io/developer/1718185095) | [Ophir Kretzer-Katzir](https://appshunter.io/developer/1156482630) |

## What reviewers say

### DSD TECH Bluetooth

[App page](https://appshunter.io/ios/app/dsd-tech-bluetooth/id1441528159)

This utility app facilitates efficient communication with specific DSD TECH Bluetooth modules. It supports a range of relay and BLE modules, streamlining interactions and saving users time. Compatible with various DSD TECH Bluetooth devices.

**Highlights:** Efficient communication with Bluetooth modules, Supports DSD TECH Bluetooth Relay modules, Supports DSD TECH SH-HC-08, SH-M08, HM-10, SH-11 modules, Supports DSD TECH Bluetooth BLE modules, Saves user time

**Features:** macOS Compatibility

**In-app purchases:** none


### VulcanOps

[App page](https://appshunter.io/ios/app/vulcanops/id6766126875)

This AI-powered platform assists first responders with comprehensive operations, incident analysis, and predictive insights. It acts as an active partner, providing actionable intelligence for departments.

**Highlights:** Full-AI platform, Comprehensive operations management, NERIS-certified RMS, Predictive insights, Actionable intelligence analysis

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

**In-app purchases:** none


## Frequently asked questions

### Is DSD TECH Bluetooth free?

DSD TECH Bluetooth is free to download, with no in-app purchases.

### Is VulcanOps free?

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

### Which has better reviews, DSD TECH Bluetooth or VulcanOps?

VulcanOps is rated higher. DSD TECH Bluetooth averages 2.8 out of 5 from 18 ratings, while VulcanOps averages 5.0 from 2 ratings.

### Do DSD TECH Bluetooth or VulcanOps have ads?

Neither DSD TECH Bluetooth nor VulcanOps shows ads.

### Which is updated more often, DSD TECH Bluetooth or VulcanOps?

DSD TECH Bluetooth ships an update every 2 months, and VulcanOps every 4 days. Most recently, DSD TECH Bluetooth was updated on September 29, 2026 and VulcanOps on September 10, 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.*