# DAH Solar vs Repa RDC

The clearest difference is update cadence: Repa RDC at every 2 weeks against DAH Solar's every 5 weeks. DAH Solar's advantage is iOS requirement (13.0 vs 15.0). 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.

DAH Solar ships an update every 5 weeks, Repa RDC every 2 weeks. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | DAH Solar | Repa RDC |
| --- | --- | --- |
| 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 5 weeks | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 60 MB | 75 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Anhui Daheng New Energy Technology Co. LTD](https://appshunter.io/developer/1273605807) | [Ely Kikuni](https://appshunter.io/developer/1752092270) |

## What reviewers say

### 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


### Repa RDC

[App page](https://appshunter.io/ios/app/repa-rdc/id6756601368)

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

**In-app purchases:** none


## Frequently asked questions

### Is DAH Solar free?

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

### Is Repa RDC free?

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

### Do DAH Solar or Repa RDC have ads?

Neither DAH Solar nor Repa RDC shows ads.

### Which is updated more often, DAH Solar or Repa RDC?

DAH Solar ships an update every 5 weeks, and Repa RDC every 2 weeks. Most recently, DAH Solar was updated on October 27, 2026 and Repa RDC on October 28, 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.*