# ECOGARD Resource Guide vs PartSource Xpress

The clearest difference is review sentiment: ECOGARD Resource Guide at 57% against PartSource Xpress's 0%. ECOGARD Resource Guide also leads on update cadence (monthly vs every 33 months). 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.

ECOGARD Resource Guide ships an update monthly, PartSource Xpress every 33 months. The most recent releases landed on July 4, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | ECOGARD Resource Guide | PartSource Xpress |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.9 (15 ratings)](https://appshunter.io/ios/app/ecogard-resource-guide/id961714567/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | **57.1% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 33 months |
| Monetization | Free | Free |
| Size | 63 MB | 1 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Premium Guard Inc.](https://appshunter.io/developer/1556625190) | [WHI Solutions, Inc.](https://appshunter.io/developer/932513175) |

## What reviewers say

### ECOGARD Resource Guide

[App page](https://appshunter.io/ios/app/ecogard-resource-guide/id961714567)

Access the latest ECOGARD catalog, product data, and program information. Look up applications by make, model, or VIN, and find detailed product information including photos and installation guides.

**Highlights:** Access ECOGARD catalog, View product data, Application lookup by make/model, Cross reference lookup, VIN lookup, Product photos and technical info, Installation instructions

**Features:** macOS Compatibility

**In-app purchases:** none


### PartSource Xpress

[App page](https://appshunter.io/ios/app/partsource-xpress/id1501419078)

This app allows commercial customers to quickly find and order auto parts from their local store. Features include VIN scanning for accurate vehicle lookup, stock checks, and saved searches. It streamlines the part ordering process, saving valuable time for shops.

**Highlights:** VIN Scan for vehicle application, Real-time stock check, Saved searches for quick reordering, Direct ordering via Nexpart account, Mobile access to desktop features

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ECOGARD Resource Guide free?

ECOGARD Resource Guide is free to download, with no in-app purchases.

### Is PartSource Xpress free?

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

### Do ECOGARD Resource Guide or PartSource Xpress have ads?

Neither ECOGARD Resource Guide nor PartSource Xpress shows ads.

### Which is updated more often, ECOGARD Resource Guide or PartSource Xpress?

ECOGARD Resource Guide ships an update monthly, and PartSource Xpress every 33 months. Most recently, ECOGARD Resource Guide was updated on July 4, 2026 and PartSource Xpress on September 10, 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.*