# Solax vs Dražice Solar

The clearest difference is update cadence: Solax at every 10 days against Dražice Solar's every 3 months. Solax also leads on iOS requirement (9.1 vs 12.0). 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.

Solax ships an update every 10 days, Dražice Solar every 3 months. The most recent releases landed on October 2, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Solax | Dražice Solar |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 3 months |
| Size | 40 MB | 355 MB |
| Requires iOS | **9.1** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SHENZHEN FLSMART TECHNOLOGY CO., LTD](https://appshunter.io/developer/1279623096) | [Druzstevni zavody Drazice - strojirna s.r.o.](https://appshunter.io/developer/1036169061) |

## What reviewers say

### Solax

[App page](https://appshunter.io/ios/app/solax/id1435987699)

**Features:** macOS Compatibility

**In-app purchases:** none


### Dražice Solar

[App page](https://appshunter.io/ios/app/drazice-solar/id1622797391)

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

**In-app purchases:** none


## Frequently asked questions

### Is Solax free?

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

### Is Dražice Solar free?

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

### Do Solax or Dražice Solar have ads?

Neither Solax nor Dražice Solar shows ads.

### Which is updated more often, Solax or Dražice Solar?

Solax ships an update every 10 days, and Dražice Solar every 3 months. Most recently, Solax was updated on October 2, 2026 and Dražice Solar on September 27, 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.*