# Stem PowerTrack vs MANNER App

The clearest difference is update cadence: MANNER App at monthly against Stem PowerTrack's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Stem PowerTrack ships an update every 3 months, MANNER App monthly. The most recent releases landed on September 25, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Stem PowerTrack | MANNER App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (40 ratings)](https://appshunter.io/ios/app/stem-powertrack/id1187980669/reviews)** | — |
| Number of ratings | **40** | — |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | — |
| Size | 6 MB | 126 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) | [Manner Sensortelemetrie GmbH](https://appshunter.io/developer/1656948437) |

## 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


### MANNER App

[App page](https://appshunter.io/ios/app/manner-app/id6739728008)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Stem PowerTrack free?

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

### Is MANNER App free?

MANNER App is free to download, with no in-app purchases.

### Do Stem PowerTrack or MANNER App have ads?

Neither Stem PowerTrack nor MANNER App shows ads.

### Which is updated more often, Stem PowerTrack or MANNER App?

Stem PowerTrack ships an update every 3 months, and MANNER App monthly. Most recently, Stem PowerTrack was updated on September 25, 2026 and MANNER App on October 12, 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.*