# MPLAB PTG vs Aspen Compressor Controller

The clearest difference is rating: Aspen Compressor Controller at 5.0 against MPLAB PTG's 4.0. Aspen Compressor Controller also leads on update cadence (every 2 months vs every 19 months). MPLAB PTG's advantage is iOS requirement (13.0 vs 17.2). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

Aspen Compressor Controller holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

MPLAB PTG ships an update every 19 months, Aspen Compressor Controller every 2 months. The most recent releases landed on July 22, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | MPLAB PTG | Aspen Compressor Controller |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/mplab-ptg/id6443786354/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/aspen-compressor-controller/id6740006506/reviews)** |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 19 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 2 MB | 1 MB |
| Requires iOS | **13.0** | 17.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Microchip Technology Inc.](https://appshunter.io/developer/368610396) | [Aspen Compressor, LLC](https://appshunter.io/developer/1787909268) |

## What reviewers say

### MPLAB PTG

[App page](https://appshunter.io/ios/app/mplab-ptg/id6443786354)

This utility app enables remote programming of target devices using a connected PICkit 5 tool via Bluetooth. Users can select and initiate programming from multiple saved images on their iOS device.

**Highlights:** Bluetooth connectivity, Remote programming initiation, Multiple program image selection, Saved image management, iOS device integration

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

**In-app purchases:** none


### Aspen Compressor Controller

[App page](https://appshunter.io/ios/app/aspen-compressor-controller/id6740006506)

Monitor and adjust your compressor system's performance. This application connects to the Aspen Compressor Control Board to display real-time readings like speeds and temperatures, enabling optimized operation.

**Highlights:** Monitor compressor speeds, Display system temperatures, Control fan speeds, Optimize system performance, Connect to control board

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MPLAB PTG free?

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

### Is Aspen Compressor Controller free?

Aspen Compressor Controller is free to download, with no in-app purchases.

### Which has better reviews, MPLAB PTG or Aspen Compressor Controller?

Aspen Compressor Controller is rated higher. MPLAB PTG averages 4.0 out of 5 from 1 ratings, while Aspen Compressor Controller averages 5.0 from 1 ratings.

### Do MPLAB PTG or Aspen Compressor Controller have ads?

Neither MPLAB PTG nor Aspen Compressor Controller shows ads.

### Which is updated more often, MPLAB PTG or Aspen Compressor Controller?

MPLAB PTG ships an update every 19 months, and Aspen Compressor Controller every 2 months. Most recently, MPLAB PTG was updated on July 22, 2026 and Aspen Compressor Controller on June 11, 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.*