# Stem PowerTrack vs Solis TechView

The clearest difference is update cadence: Solis TechView at every 3 weeks against Stem PowerTrack's every 3 months. Solis TechView also leads on iOS requirement (9.0 vs 14.0). Stem PowerTrack's advantage is review sentiment (20% vs 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.

Stem PowerTrack ships an update every 3 months, Solis TechView every 3 weeks. The most recent releases landed on September 25, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Stem PowerTrack | Solis TechView |
| --- | --- | --- |
| 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** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 6 MB | 29 MB |
| Requires iOS | 14.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | +4 |
| Developer | [Also Energy, Inc.](https://appshunter.io/developer/464697387) | [Ginlong Technologies Co., Ltd.](https://appshunter.io/developer/1319745682) |

## 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


### Solis TechView

[App page](https://appshunter.io/ios/app/solis-techview/id1469183399)

This application allows installers to remotely monitor and manage Solis string-level PV inverters. It provides real-time data, parameter settings, device control, and firmware upgrades. The app facilitates quick setup and efficient troubleshooting for solar energy systems.

**Highlights:** Real-time device data monitoring, Inverter parameter and function settings, Real-time alarm and fault feedback, Quick first-time setup, Fast firmware download and upgrade, WIFI switching

**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 Solis TechView free?

Solis TechView is free to download, with no in-app purchases.

### Do Stem PowerTrack or Solis TechView have ads?

Neither Stem PowerTrack nor Solis TechView shows ads.

### Which is updated more often, Stem PowerTrack or Solis TechView?

Stem PowerTrack ships an update every 3 months, and Solis TechView every 3 weeks. Most recently, Stem PowerTrack was updated on September 25, 2026 and Solis TechView on September 23, 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.*