# iManifoldCR vs YJACK VIEW

The clearest difference is rating: iManifoldCR at 3.8 against YJACK VIEW's 2.9. iManifoldCR also leads on review sentiment (50% vs 30%) and update cadence (every 2 months vs every 5 months). 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.

iManifoldCR holds the better App Store score, 3.8 against 2.9. Both are backed by a comparable volume of ratings — 11 and 19 respectively. Written reviews point the same way: 50% of iManifoldCR's written reviews are positive against 30% of YJACK VIEW's.

iManifoldCR ships an update every 2 months, YJACK VIEW every 5 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | iManifoldCR | YJACK VIEW |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (11 ratings)](https://appshunter.io/ios/app/imanifoldcr/id1394856536/reviews)** | [2.9 (19 ratings)](https://appshunter.io/ios/app/yjack-view/id1492358956/reviews) |
| Number of ratings | 11 | **19** |
| Positive reviews | **50.0% of reviews** | 30.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Free | Free |
| Size | 44 MB | 18 MB |
| Requires iOS | **9.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [North Park Innovations Group, Inc.](https://appshunter.io/developer/595381427) | [YELLOW JACKET](https://appshunter.io/developer/924701171) |

## What reviewers say

### iManifoldCR

[App page](https://appshunter.io/ios/app/imanifoldcr/id1394856536)

This app helps HVAC/R professionals calculate system performance and troubleshoot issues. It supports over 40 refrigerants and offers equipment profiling for various common systems.

**Highlights:** HVAC/R system performance calculation, Troubleshoot system problems, User inputs and live system data, Over 40 selectable refrigerants, Equipment profiling options

**Features:** macOS Compatibility

**In-app purchases:** none


### YJACK VIEW

[App page](https://appshunter.io/ios/app/yjack-view/id1492358956)

This app provides a comprehensive HVAC/R diagnostic solution by integrating with specialized hardware. It allows users to view live data, create and share service reports, and perform detailed system analysis for pressure, temperature, evacuation, and more.

**Highlights:** Live data monitoring, Customizable PDF service reports, Enhanced datalogging, Pressure and temperature analysis, Evacuation monitoring, Psychrometric analysis, Electrical readings

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

**In-app purchases:** none


## Frequently asked questions

### Is iManifoldCR free?

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

### Is YJACK VIEW free?

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

### Which has better reviews, iManifoldCR or YJACK VIEW?

iManifoldCR is rated higher. iManifoldCR averages 3.8 out of 5 from 11 ratings, while YJACK VIEW averages 2.9 from 19 ratings.

### Do iManifoldCR or YJACK VIEW have ads?

Neither iManifoldCR nor YJACK VIEW shows ads.

### Which is updated more often, iManifoldCR or YJACK VIEW?

iManifoldCR ships an update every 2 months, and YJACK VIEW every 5 months. Most recently, iManifoldCR was updated on October 24, 2026 and YJACK VIEW on October 24, 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.*