# AutoVitals SmartFlow vs TracPipe System Guide

The clearest difference is rating: TracPipe System Guide at 3.8 against AutoVitals SmartFlow's 2.6. TracPipe System Guide also leads on review sentiment (33% vs 0%) and device support (3 vs 1). AutoVitals SmartFlow's advantage is update cadence (every 2 months vs every 9 months) and monetization model (free vs ad-supported). On price, 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.

TracPipe System Guide holds the better App Store score, 3.8 against 2.6. Both are backed by a comparable volume of ratings — 27 and 9 respectively. Written reviews point the same way: 0% of AutoVitals SmartFlow's written reviews are positive against 33% of TracPipe System Guide's.

AutoVitals SmartFlow ships an update every 2 months, TracPipe System Guide every 9 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | AutoVitals SmartFlow | TracPipe System Guide |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.6 (27 ratings)](https://appshunter.io/ios/app/autovitals-smartflow/id880138070/reviews) | **[3.8 (9 ratings)](https://appshunter.io/ios/app/tracpipe-system-guide/id996885333/reviews)** |
| Number of ratings | **27** | 9 |
| Positive reviews | 0.0% of reviews | **33.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 9 months |
| Monetization | **Free** | Ad-supported |
| Size | 25 MB | 33 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [AutoVitals](https://appshunter.io/developer/357589939) | [Omega Flex, Inc.](https://appshunter.io/developer/996885332) |

## What reviewers say

### AutoVitals SmartFlow

[App page](https://appshunter.io/ios/app/autovitals-smartflow/id880138070)

Streamline auto repair shop operations with digital inspections and a paperless workflow. Improve productivity, gain process visibility, and enhance customer communication. Drag-and-drop functionality allows for easy priority management on touchscreens.

**Highlights:** Digital inspections, Paperless back-shop, Workflow automation, Customer communication, Drag-and-drop priority management, Touchscreen support

**In-app purchases:** none


### TracPipe System Guide

[App page](https://appshunter.io/ios/app/tracpipe-system-guide/id996885333)

This application helps users calculate the correct size of flexible gas piping for installations. It supports various sizing methods and gas types, providing accurate results based on selected parameters. Users can also access updated design guides and installation instructions.

**Highlights:** Flexible gas piping sizing calculator, Supports Longest Run or Branch length methods, Calculates capacity based on gas type, pressure, and pressure drop, Easy-to-use calculator wheel, Access to updated Design Guide and Installation Instructions, Find a Sales Representative feature

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

**In-app purchases:** none


## Frequently asked questions

### Is AutoVitals SmartFlow free?

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

### Is TracPipe System Guide free?

TracPipe System Guide is free to download, with no in-app purchases.

### Which has better reviews, AutoVitals SmartFlow or TracPipe System Guide?

TracPipe System Guide is rated higher. AutoVitals SmartFlow averages 2.6 out of 5 from 27 ratings, while TracPipe System Guide averages 3.8 from 9 ratings.

### Do AutoVitals SmartFlow or TracPipe System Guide have ads?

Neither AutoVitals SmartFlow nor TracPipe System Guide shows ads.

### Which is updated more often, AutoVitals SmartFlow or TracPipe System Guide?

AutoVitals SmartFlow ships an update every 2 months, and TracPipe System Guide every 9 months. Most recently, AutoVitals SmartFlow was updated on October 24, 2026 and TracPipe System Guide 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.*