# ONI system vs Dražice Solar

ONI system and Dražice Solar are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

ONI system ships an update every 6 weeks, Dražice Solar every 3 months. The most recent releases landed on September 14, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | ONI system | Dražice Solar |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Monetization | Free | — |
| Size | 90 MB | 355 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NAM system a.s.](https://appshunter.io/developer/1156895479) | [Druzstevni zavody Drazice - strojirna s.r.o.](https://appshunter.io/developer/1036169061) |

## What reviewers say

### ONI system

[App page](https://appshunter.io/ios/app/oni-system/id1156895480)

Access and view crucial asset data, including lists, real-time positions, and traffic information. Track trips, view routes, and get detailed asset states like temperature and battery levels. Navigate directly to asset locations.

**Highlights:** View asset lists, Real-time asset positions, Google traffic near assets, Logbook of trips, Asset route history, Navigation to asset location, Detailed asset states

**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 ONI system free?

ONI system 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 ONI system or Dražice Solar have ads?

Neither ONI system nor Dražice Solar shows ads.

### Which is updated more often, ONI system or Dražice Solar?

ONI system ships an update every 6 weeks, and Dražice Solar every 3 months. Most recently, ONI system was updated on September 14, 2026 and Dražice Solar on September 9, 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.*