# iFixCompressors vs Insulators App

The clearest difference is price: iFixCompressors at Free against Insulators App's $0.99. iFixCompressors also leads on rating (4.9 vs 4.3) and review sentiment (67% vs 50%). Insulators App's advantage is update cadence (every 2 weeks vs every 3 months) and iOS requirement (6.0 vs 12.0). On ads, in-app purchases and device support there is nothing between them.

iFixCompressors is free to download; Insulators App costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

iFixCompressors holds the better App Store score, 4.9 against 4.3. That said, the two scores are not equally well evidenced: iFixCompressors has 44 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 67% of iFixCompressors's written reviews are positive against 50% of Insulators App's.

iFixCompressors ships an update every 3 months, Insulators App every 2 weeks. The most recent releases landed on November 4, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | iFixCompressors | Insulators App |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.9 (44 ratings)](https://appshunter.io/ios/app/ifixcompressors/id868938158/reviews)** | [4.3 (3 ratings)](https://appshunter.io/ios/app/insulators-app/id1035208695/reviews) |
| Number of ratings | **44** | 3 |
| Positive reviews | **66.7% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | **Free** | Paid |
| Size | 6 MB | 29 MB |
| Requires iOS | 12.0 | **6.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Michael Diehl](https://appshunter.io/developer/387643641) | [Josh Parker](https://appshunter.io/developer/701039229) |

## What reviewers say

### iFixCompressors

[App page](https://appshunter.io/ios/app/ifixcompressors/id868938158)

This app provides technicians with essential data, calculations, and reference materials for complex compressor systems. It offers tools for password management, altitude correction, unit conversions, and maintenance scheduling, aiming to improve efficiency and accuracy.

**Highlights:** Controller password journal with export, Altitude correction with GPS/Barometer, U.S. Customary and SI unit support, Quick conversions for pressure, temp, flow, Maintenance schedule and glossary, Electrical symbols and motor FLA chart

**Features:** macOS Compatibility

**In-app purchases:** none


### Insulators App

[App page](https://appshunter.io/ios/app/insulators-app/id1035208695)

Provides essential charts and information for insulators, including cut and rolled numbers with lengths, and charts for pressed 90° and 45° elbows. Also includes data for long and short radius bends.

**Highlights:** Cut & Rolled Number with Cut Length, Pressed 90° Elbow Chart, Pressed 45° Elbow Chart, Long Radius Chart, Short Radius Chart

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

**In-app purchases:** none


## Frequently asked questions

### Is iFixCompressors free?

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

### Is Insulators App free?

Insulators App costs $0.99, with no in-app purchases.

### Which has better reviews, iFixCompressors or Insulators App?

iFixCompressors is rated higher. iFixCompressors averages 4.9 out of 5 from 44 ratings, while Insulators App averages 4.3 from 3 ratings.

### Do iFixCompressors or Insulators App have ads?

Neither iFixCompressors nor Insulators App shows ads.

### Which is updated more often, iFixCompressors or Insulators App?

iFixCompressors ships an update every 3 months, and Insulators App every 2 weeks. Most recently, iFixCompressors was updated on November 4, 2026 and Insulators App on November 13, 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.*