# Resistor Calc+ vs ScanPin

The clearest difference is in-app purchases: Resistor Calc+ at none against ScanPin's 3. Resistor Calc+ also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17.0). ScanPin's advantage is ads (none vs shown). On price there is nothing between them.

Both are free to download. ScanPin sells 3 in-app purchases, starting at $3.99 per month. Resistor Calc+ asks for nothing beyond the download.

## The numbers

| Metric | Resistor Calc+ | ScanPin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/resistor-calc-plus/id1441211200/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | — |
| Monetization | Ad-supported | — |
| Size | 6 MB | 15 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [EONSOFT](https://appshunter.io/developer/899851112) | [Hakan Cevik](https://appshunter.io/developer/1852694895) |

## What reviewers say

### Resistor Calc+

[App page](https://appshunter.io/ios/app/resistor-calc-plus/id1441211200)

This utility helps you determine the resistance value of resistors by interpreting their colored bands. It supports 3, 4, 5, and 6 band resistors, visually displaying your selections and the calculated resistance and tolerance.

**Highlights:** Calculates resistance for 3-6 band resistors, Visual band color selection, Displays resistance and tolerance, Aids electronics configuration, User-friendly interface

**Features:** Vision Pro support

**In-app purchases:** none


### ScanPin

[App page](https://appshunter.io/ios/app/scanpin-qr-code-scanner/id6789183506)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ScanPin Pro Monthly | $3.99 | per month |
| ScanPin Pro Yearly | $24.99 | per year |
| ScanPin Pro Lifetime | $44.99 | one-time |


## Frequently asked questions

### Is Resistor Calc+ free?

Resistor Calc+ is free to download, with no in-app purchases.

### Is ScanPin free?

ScanPin is free to download, with in-app purchases available.

### Do Resistor Calc+ or ScanPin have ads?

Resistor Calc+ shows ads; ScanPin does not.

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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.*