# Bauviewer vs DAH Solar

The clearest difference is update cadence: DAH Solar at every 5 weeks against Bauviewer's every 20 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.

Bauviewer ships an update every 20 months, DAH Solar every 5 weeks. The most recent releases landed on October 15, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Bauviewer | DAH Solar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (3 ratings)](https://appshunter.io/ios/app/dah-solar/id6444245984/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 5 weeks** |
| Monetization | — | Free |
| Size | 5 MB | 60 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [VALEO IT Neteye](https://appshunter.io/developer/1057248345) | [Anhui Daheng New Energy Technology Co. LTD](https://appshunter.io/developer/1273605807) |

## What reviewers say

### Bauviewer

[App page](https://appshunter.io/ios/app/bauviewer/id1057248346)

**Features:** macOS Compatibility

**In-app purchases:** none


### DAH Solar

[App page](https://appshunter.io/ios/app/dah-solar/id6444245984)

This tool offers intelligent, real-time monitoring and analysis for photovoltaic power plants. It allows users to track the operational status and performance data of their solar energy systems. The application provides comprehensive insights into power plant dynamics.

**Highlights:** Real-time power plant monitoring, Smart analysis of performance data, Operational status tracking, Photovoltaic system management, Intelligent power plant dynamics

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

**In-app purchases:** none


## Frequently asked questions

### Is Bauviewer free?

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

### Is DAH Solar free?

DAH Solar is free to download, with no in-app purchases.

### Do Bauviewer or DAH Solar have ads?

Neither Bauviewer nor DAH Solar shows ads.

### Which is updated more often, Bauviewer or DAH Solar?

Bauviewer ships an update every 20 months, and DAH Solar every 5 weeks. Most recently, Bauviewer was updated on October 15, 2026 and DAH Solar on October 24, 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.*