# I&C Tech Tools vs PLC Pro

The clearest difference is price: I&C Tech Tools at Free against PLC Pro's $9.99. PLC Pro's advantage is in-app purchases (none vs 2). On update cadence, ads, device support and iOS requirement there is nothing between them.

I&C Tech Tools is free to download; PLC Pro costs $9.99 up front. I&C Tech Tools sells 2 in-app purchases, starting at $4.99 per month. PLC Pro asks for nothing beyond the download.

I&C Tech Tools ships an update every 4 days, PLC Pro every 8 days. The most recent releases landed on October 30, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | I&C Tech Tools | PLC Pro |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/i-and-c-tech-tools/id6756155332/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 8 days |
| Monetization | Free with in-app purchases | — |
| Size | 43 MB | 59 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [LONNIE DALE RAWLS](https://appshunter.io/developer/1858762647) | [James Johnson](https://appshunter.io/developer/1861867738) |

## What reviewers say

### I&C Tech Tools

[App page](https://appshunter.io/ios/app/i-and-c-tech-tools/id6756155332)

This app offers essential calculation tools for instrumentation and control technicians and engineers. It provides free access to basic tools, with advanced calculators available through a one-time in-app purchase or subscription.

**Highlights:** Basic instrumentation calculations, Free access to selected tools, Advanced calculators via in-app purchase, Practical reference tools, Ongoing improvements and updates

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| I&C Tech Tools - Monthly Access | $4.99 | per month |
| I&C Tech Tools - Yearly | $49.99 | per year |


### PLC Pro

[App page](https://appshunter.io/ios/app/plc-pro/id6757437125)

**In-app purchases:** none


## Frequently asked questions

### Is I&C Tech Tools free?

I&C Tech Tools is free to download, with in-app purchases available.

### Is PLC Pro free?

PLC Pro costs $9.99, with no in-app purchases.

### Do I&C Tech Tools or PLC Pro have ads?

Neither I&C Tech Tools nor PLC Pro shows ads.

### Which is updated more often, I&C Tech Tools or PLC Pro?

I&C Tech Tools ships an update every 4 days, and PLC Pro every 8 days. Most recently, I&C Tech Tools was updated on October 30, 2026 and PLC Pro on November 9, 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.*