# Module Scan vs Stem PowerTrack

The clearest difference is rating: Module Scan at 5.0 against Stem PowerTrack's 3.0. Module Scan also leads on update cadence (every 6 weeks vs every 3 months). Stem PowerTrack's advantage is ratings volume (40 vs 3) and iOS requirement (14.0 vs 17.2). 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.

Module Scan holds the better App Store score, 5.0 against 3.0. That said, the two scores are not equally well evidenced: Stem PowerTrack has 40 ratings behind it against 3, so its average is the more settled of the two.

Module Scan ships an update every 6 weeks, Stem PowerTrack every 3 months. The most recent releases landed on August 21, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Module Scan | Stem PowerTrack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/module-scan/id887689357/reviews)** | [3.0 (40 ratings)](https://appshunter.io/ios/app/stem-powertrack/id1187980669/reviews) |
| Number of ratings | 3 | **40** |
| Positive reviews | — | 20.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Monetization | Free | Free |
| Size | 60 MB | 6 MB |
| Requires iOS | 17.2 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Berry Wing LLC](https://appshunter.io/developer/307918074) | [Also Energy, Inc.](https://appshunter.io/developer/464697387) |

## What reviewers say

### Module Scan

[App page](https://appshunter.io/ios/app/module-scan/id887689357)

Scan barcodes for inventory management using your phone. Generate CSV files with scanned data, including photos, GPS coordinates, and timestamps. Upload data manually or directly to SharePoint.

**Highlights:** Barcode scanning, CSV file generation, Photo attachment with serial number labeling, GPS and date/time stamping, Manual or SharePoint data upload, Support for Interleaved Code 2 of 5 and Data Matrix

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

**In-app purchases:** none


### Stem PowerTrack

[App page](https://appshunter.io/ios/app/stem-powertrack/id1187980669)

Monitor and analyze solar PV projects and energy systems remotely. Site owners can view data and forecasts, while technicians can diagnose and fix issues on-site using their mobile devices.

**Highlights:** Site overview with easy-to-read data, In-depth site data analysis via charts, Current weather and forecast for sites, Detailed hardware technical information, Fast hardware alerts and error detection

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Module Scan free?

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

### Is Stem PowerTrack free?

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

### Which has better reviews, Module Scan or Stem PowerTrack?

Module Scan is rated higher. Module Scan averages 5.0 out of 5 from 3 ratings, while Stem PowerTrack averages 3.0 from 40 ratings.

### Do Module Scan or Stem PowerTrack have ads?

Neither Module Scan nor Stem PowerTrack shows ads.

### Which is updated more often, Module Scan or Stem PowerTrack?

Module Scan ships an update every 6 weeks, and Stem PowerTrack every 3 months. Most recently, Module Scan was updated on August 21, 2026 and Stem PowerTrack on September 8, 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.*