# Stem PowerTrack vs SolarGrade 2.0

The clearest difference is review sentiment: SolarGrade 2.0 at 100% against Stem PowerTrack's 20%. SolarGrade 2.0 also leads on rating (5.0 vs 3.0) and update cadence (weekly vs every 3 months). Stem PowerTrack's advantage is ratings volume (40 vs 4) and iOS requirement (14.0 vs 18.0). 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.

SolarGrade 2.0 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 4, so its average is the more settled of the two. Written reviews point the same way: 20% of Stem PowerTrack's written reviews are positive against 100% of SolarGrade 2.0's.

Stem PowerTrack ships an update every 3 months, SolarGrade 2.0 weekly. The most recent releases landed on September 25, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Stem PowerTrack | SolarGrade 2.0 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (40 ratings)](https://appshunter.io/ios/app/stem-powertrack/id1187980669/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/solargrade-20/id6759389877/reviews)** |
| Number of ratings | **40** | 4 |
| Positive reviews | 20.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Free | Free |
| Size | 6 MB | 61 MB |
| Requires iOS | **14.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Also Energy, Inc.](https://appshunter.io/developer/464697387) | [SolarGrade Inc.](https://appshunter.io/developer/1878380128) |

## What reviewers say

### 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


### SolarGrade 2.0

[App page](https://appshunter.io/ios/app/solargrade-20/id6759389877)

Streamline solar installation and field service with specialized checklists, automated reporting, and issue tracking. This platform replaces manual paperwork with digital tools for faster, smarter on-site work. It helps document, manage, and report on solar projects efficiently.

**Highlights:** Solar-specific checklists, Automated reporting, Georeferenced issue tagging, Photo capture and editing, Offline mode and syncing, Automated punch lists

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

**In-app purchases:** none


## Frequently asked questions

### Is Stem PowerTrack free?

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

### Is SolarGrade 2.0 free?

SolarGrade 2.0 is free to download, with no in-app purchases.

### Which has better reviews, Stem PowerTrack or SolarGrade 2.0?

SolarGrade 2.0 is rated higher. Stem PowerTrack averages 3.0 out of 5 from 40 ratings, while SolarGrade 2.0 averages 5.0 from 4 ratings.

### Do Stem PowerTrack or SolarGrade 2.0 have ads?

Neither Stem PowerTrack nor SolarGrade 2.0 shows ads.

### Which is updated more often, Stem PowerTrack or SolarGrade 2.0?

Stem PowerTrack ships an update every 3 months, and SolarGrade 2.0 weekly. Most recently, Stem PowerTrack was updated on September 25, 2026 and SolarGrade 2.0 on October 9, 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.*