# CPS Link vs SH

The clearest difference is review sentiment: SH at 100% against CPS Link's 13%. SH also leads on rating (5.0 vs 1.9). CPS Link's advantage is update cadence (every 3 weeks vs every 4 months) and ratings volume (154 vs 4). On price, ads, in-app purchases and monetization model 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 1.9. That said, the two scores are not equally well evidenced: CPS Link has 154 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 13% of CPS Link's written reviews are positive against 100% of SH's.

CPS Link ships an update every 3 weeks, SH every 4 months. The most recent releases landed on September 12, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | CPS Link | SH |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.9 (154 ratings)](https://appshunter.io/ios/app/cps-link/id1185092042/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/sh-35n/id1293348476/reviews)** |
| Number of ratings | **154** | 4 |
| Positive reviews | 13.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Monetization | Free | Free |
| Size | 85 MB | 62 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CPS Products, Inc.](https://appshunter.io/developer/945771072) | [JB Industries, Inc.](https://appshunter.io/developer/977734857) |

## What reviewers say

### CPS Link

[App page](https://appshunter.io/ios/app/cps-link/id1185092042)

Connect multiple wireless sensors to create a comprehensive diagnostic measurement system. Perform quick single measurements or complex full system diagnostics with analytics. Expand your system over time with new sensor solutions.

**Highlights:** Connect multiple wireless sensors, Comprehensive diagnostic measurement system, Perform quick measurements, Complex system diagnostics with analytics, Expandable sensor system

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Worked well initially
- 💡 Useful features

**What reviewers complain about**

- 🐛 Frequent crashes
- 🔌 Connectivity issues
- ⚠️ Unreliable performance
- 💸 Expensive for poor quality

**Reported bugs**

- App crashes on launch
- Bluetooth connectivity problems
- Inconsistent readings and measurements
- Incompatible with newer iOS versions

**Requested features**

- Update app to fix compatibility issues
- Improve customer support and responsiveness
- Provide better documentation and troubleshooting guides


### 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


## Frequently asked questions

### Is CPS Link free?

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

### Is SH free?

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

### Which has better reviews, CPS Link or SH?

SH is rated higher. CPS Link averages 1.9 out of 5 from 154 ratings, while SH averages 5.0 from 4 ratings.

### Do CPS Link or SH have ads?

Neither CPS Link nor SH shows ads.

### Which is updated more often, CPS Link or SH?

CPS Link ships an update every 3 weeks, and SH every 4 months. Most recently, CPS Link was updated on September 12, 2026 and SH on June 1, 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.*