# Stem PowerTrack vs QEST Time

The clearest difference is rating: QEST Time at 5.0 against Stem PowerTrack's 3.0. QEST Time also leads on update cadence (every 3 weeks vs every 3 months). Stem PowerTrack's advantage is ratings volume (40 vs 1). 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.

QEST Time 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 1, so its average is the more settled of the two.

Stem PowerTrack ships an update every 3 months, QEST Time every 3 weeks. The most recent releases landed on September 8, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | Stem PowerTrack | QEST Time |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (40 ratings)](https://appshunter.io/ios/app/stem-powertrack/id1187980669/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/qest-time/id6756289767/reviews)** |
| Number of ratings | **40** | 1 |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 6 MB | 44 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Also Energy, Inc.](https://appshunter.io/developer/464697387) | [QE Solar LLC](https://appshunter.io/developer/1532404382) |

## 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


### QEST Time

[App page](https://appshunter.io/ios/app/qest-time/id6756289767)

Record attendance and manage daily work hours effortlessly. This tool supports both tablet and mobile devices for easy punch-in and punch-out functionality.

**Highlights:** Seamless attendance recording, Punch-in/punch-out management, Tablet and mobile device support, Simple daily time tracking

**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 QEST Time free?

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

### Which has better reviews, Stem PowerTrack or QEST Time?

QEST Time is rated higher. Stem PowerTrack averages 3.0 out of 5 from 40 ratings, while QEST Time averages 5.0 from 1 ratings.

### Do Stem PowerTrack or QEST Time have ads?

Neither Stem PowerTrack nor QEST Time shows ads.

### Which is updated more often, Stem PowerTrack or QEST Time?

Stem PowerTrack ships an update every 3 months, and QEST Time every 3 weeks. Most recently, Stem PowerTrack was updated on September 8, 2026 and QEST Time on September 7, 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.*