# ROYAL PT vs AI Resistor Color Code Scanner

The clearest difference is in-app purchases: ROYAL PT at none against AI Resistor Color Code Scanner's 1. ROYAL PT also leads on iOS requirement (10.0 vs 17.2). AI Resistor Color Code Scanner's advantage is update cadence (every 5 weeks vs every 44 months). On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 1.7 for ROYAL PT against 1.7 for AI Resistor Color Code Scanner. Both are backed by a comparable volume of ratings — 3 and 3 respectively.

ROYAL PT ships an update every 44 months, AI Resistor Color Code Scanner every 5 weeks. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | ROYAL PT | AI Resistor Color Code Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.7 (3 ratings)](https://appshunter.io/ios/app/royal-pt-300/id1370299047/reviews) | [1.7 (3 ratings)](https://appshunter.io/ios/app/ai-resistor-color-code-scanner/id6748325846/reviews) |
| Number of ratings | 3 | 3 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 44 months | **Every 5 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 2 MB | 163 MB |
| Requires iOS | **10.0** | 17.2 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Royal Consumer Products Inc.](https://appshunter.io/developer/1384772188) | [Andrew Ausonio](https://appshunter.io/developer/1697652973) |

## What reviewers say

### ROYAL PT

[App page](https://appshunter.io/ios/app/royal-pt-300/id1370299047)

This utility app allows users to configure default settings for a printer, including code pages and fonts. It also enables the setup of Wi-Fi connection parameters such as mode, SSID, and security keys.

**Highlights:** Configure printer default parameters, Set default code page, Set default language fonts, Configure Wi-Fi connection parameters, Set Wi-Fi mode, Configure SSID and security key

**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 ROYAL PT free?

ROYAL PT 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, ROYAL PT or AI Resistor Color Code Scanner?

ROYAL PT and AI Resistor Color Code Scanner are both rated 1.7 out of 5 on the App Store, from 3 and 3 ratings respectively.

### Do ROYAL PT or AI Resistor Color Code Scanner have ads?

Neither ROYAL PT nor AI Resistor Color Code Scanner shows ads.

### Which is updated more often, ROYAL PT or AI Resistor Color Code Scanner?

ROYAL PT ships an update every 44 months, and AI Resistor Color Code Scanner every 5 weeks. Most recently, ROYAL PT was updated on November 2, 2026 and AI Resistor Color Code Scanner on October 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.*