# FG Finder vs SmarTech

The clearest difference is review sentiment: FG Finder at 100% against SmarTech's 25%. FG Finder also leads on rating (5.0 vs 3.6) and update cadence (every 4 months vs every 12 months). SmarTech's advantage is monetization model (free vs ad-supported). 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.

FG Finder holds the better App Store score, 5.0 against 3.6. Both are backed by a comparable volume of ratings — 4 and 9 respectively. Written reviews point the same way: 100% of FG Finder's written reviews are positive against 25% of SmarTech's.

FG Finder ships an update every 4 months, SmarTech every 12 months. The most recent releases landed on July 21, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | FG Finder | SmarTech |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/fg-finder/id945015876/reviews)** | [3.6 (9 ratings)](https://appshunter.io/ios/app/smartech/id1071783318/reviews) |
| Number of ratings | 4 | **9** |
| Positive reviews | **100.0% of reviews** | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 12 months |
| Monetization | Ad-supported | **Free** |
| Size | 16 MB | 21 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Full Gauge Controls](https://appshunter.io/developer/538790610) | [Uniweld Products, Inc.](https://appshunter.io/developer/1097526384) |

## What reviewers say

### FG Finder

[App page](https://appshunter.io/ios/app/fg-finder/id945015876)

Access instrument manuals, connection schematics, and training videos. Locate nearby resellers using GPS and calculate ideal expansion valves for cooling systems. Available in multiple languages.

**Highlights:** Instrument manual and schematic consultation, Training video access, GPS-based reseller locator, Expansion valve calculator, Multi-language support

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

**In-app purchases:** none


### SmarTech

[App page](https://appshunter.io/ios/app/smartech/id1071783318)

This app connects to a digital manifold to display accurate pressure and temperature readings. It offers real-time Superheat and Subcooling calculations, supports over 109 refrigerants, and features a "Smart Charge Zone" for optimal system charging. Users can also generate and export system performance reports.

**Highlights:** Real-time pressure and temperature readings, Superheat and Subcooling calculations, 109+ refrigerant types supported, Smart Charge Zone indicator, System performance reporting, PDF/CSV report export

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FG Finder free?

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

### Is SmarTech free?

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

### Which has better reviews, FG Finder or SmarTech?

FG Finder is rated higher. FG Finder averages 5.0 out of 5 from 4 ratings, while SmarTech averages 3.6 from 9 ratings.

### Do FG Finder or SmarTech have ads?

Neither FG Finder nor SmarTech shows ads.

### Which is updated more often, FG Finder or SmarTech?

FG Finder ships an update every 4 months, and SmarTech every 12 months. Most recently, FG Finder was updated on July 21, 2026 and SmarTech 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.*