# DSD TECH Bluetooth vs AI Resistor Color Code Scanner

The clearest difference is in-app purchases: DSD TECH Bluetooth at none against AI Resistor Color Code Scanner's 1. DSD TECH Bluetooth also leads on ratings volume (18 vs 1) and device support (3 vs 1). AI Resistor Color Code Scanner's advantage is rating (3.0 vs 2.8). On price, update cadence and ads there is nothing between them.

Both are free to download. AI Resistor Color Code Scanner sells 1 one-off in-app purchase. DSD TECH Bluetooth asks for nothing beyond the download.

AI Resistor Color Code Scanner holds the better App Store score, 3.0 against 2.8. That said, the two scores are not equally well evidenced: DSD TECH Bluetooth has 18 ratings behind it against 1, so its average is the more settled of the two.

DSD TECH Bluetooth ships an update every 2 months, AI Resistor Color Code Scanner every 5 weeks. The most recent releases landed on September 29, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | DSD TECH Bluetooth | AI Resistor Color Code Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.8 (18 ratings)](https://appshunter.io/ios/app/dsd-tech-bluetooth/id1441528159/reviews) | **[3.0 (1 ratings)](https://appshunter.io/ios/app/ai-resistor-color-code-scanner/id6748325846/reviews)** |
| Number of ratings | **18** | 1 |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 2 MB | 163 MB |
| Requires iOS | **9.3** | 17.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [DongGuan DESHIDE TECHNOLOGY CO.,LTD](https://appshunter.io/developer/1718185095) | [Andrew Ausonio](https://appshunter.io/developer/1697652973) |

## 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


### AI Resistor Color Code Scanner

[App page](https://appshunter.io/ios/app/ai-resistor-color-code-scanner/id6748325846)

Instantly identify and calculate resistor values using your iPhone camera. This tool eliminates the need for manual color band reading and charts, offering quick results for engineers, hobbyists, and students. Save your scans and organize them into projects for efficient workflow.

**Highlights:** Instant camera scanning, Save and organize scans, Interactive color band editing, Supports 3-6 band resistors, Offline functionality, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $2.99 | one-time |


## Frequently asked questions

### Is DSD TECH Bluetooth free?

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

### Is AI Resistor Color Code Scanner free?

AI Resistor Color Code Scanner is free to download, with in-app purchases available.

### Which has better reviews, DSD TECH Bluetooth or AI Resistor Color Code Scanner?

AI Resistor Color Code Scanner is rated higher. DSD TECH Bluetooth averages 2.8 out of 5 from 18 ratings, while AI Resistor Color Code Scanner averages 3.0 from 1 ratings.

### Do DSD TECH Bluetooth or AI Resistor Color Code Scanner have ads?

Neither DSD TECH Bluetooth nor AI Resistor Color Code Scanner shows ads.

### Which is updated more often, DSD TECH Bluetooth or AI Resistor Color Code Scanner?

DSD TECH Bluetooth ships an update every 2 months, and AI Resistor Color Code Scanner every 5 weeks. Most recently, DSD TECH Bluetooth was updated on September 29, 2026 and AI Resistor Color Code Scanner on October 5, 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.*