# SH vs YJACK VIEW

The clearest difference is review sentiment: SH at 100% against YJACK VIEW's 25%. SH also leads on rating (5.0 vs 2.8) and iOS requirement (11.0 vs 14.0). YJACK VIEW's advantage is ratings volume (18 vs 4). On price, update cadence, 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.

SH holds the better App Store score, 5.0 against 2.8. Both are backed by a comparable volume of ratings — 4 and 18 respectively. Written reviews point the same way: 100% of SH's written reviews are positive against 25% of YJACK VIEW's.

SH ships an update every 4 months, YJACK VIEW every 5 months. The most recent releases landed on June 1, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | SH | YJACK VIEW |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/sh-35n/id1293348476/reviews)** | [2.8 (18 ratings)](https://appshunter.io/ios/app/yjack-view/id1492358956/reviews) |
| Number of ratings | 4 | **18** |
| Positive reviews | **100.0% of reviews** | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 5 months |
| Monetization | Free | Free |
| Size | 62 MB | 19 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [JB Industries, Inc.](https://appshunter.io/developer/977734857) | [YELLOW JACKET](https://appshunter.io/developer/924701171) |

## What reviewers say

### SH

[App page](https://appshunter.io/ios/app/sh-35n/id1293348476)

Monitor pressure and temperature wirelessly with this tool. It allows programming of favorite refrigerants, firmware updates, and system monitoring on a single screen. Ideal for HVAC professionals.

**Highlights:** Wireless pressure and temperature measurement, Saturation temperature, superheat, and subcool calculation, Program up to 5 favorite refrigerants, Firmware updates, Single-screen system monitoring

**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

**In-app purchases:** none


## Frequently asked questions

### Is SH free?

SH 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, SH or YJACK VIEW?

SH is rated higher. SH averages 5.0 out of 5 from 4 ratings, while YJACK VIEW averages 2.8 from 18 ratings.

### Do SH or YJACK VIEW have ads?

Neither SH nor YJACK VIEW shows ads.

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

SH ships an update every 4 months, and YJACK VIEW every 5 months. Most recently, SH was updated on June 1, 2026 and YJACK VIEW on September 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.*