# FJDynamics vs PolarX

The clearest difference is update cadence: FJDynamics at every 3 weeks against PolarX's every 2 months. PolarX's advantage is iOS requirement (13.0 vs 15.6). 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.

FJDynamics ships an update every 3 weeks, PolarX every 2 months. Both last shipped on October 9, 2026.

## The numbers

| Metric | FJDynamics | PolarX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/polarx/id6739936960/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 120 MB | 48 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [FJDynamics Europe Spzoo](https://appshunter.io/developer/1859583079) | [POLARX ROBOTICS PTY LTD](https://appshunter.io/developer/1805106139) |

## What reviewers say

### FJDynamics

[App page](https://appshunter.io/ios/app/fjdynamics/id6450736840)

Connect and manage intelligent hardware products from a single platform. Interact with devices like lawnmowing robots, GNSS receivers, and agricultural autosteering systems. More products will be added over time.

**Highlights:** Intelligent hardware management, Connects to FJDynamics products, Lawnmowing robot control, GNSS receiver integration, Agricultural autosteering system support, Device connectivity

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

**In-app purchases:** none


### PolarX

[App page](https://appshunter.io/ios/app/polarx/id6739936960)

Control commercial cleaning robots for automated tasks. Schedule cleaning times, manage robot movement, and monitor operational status, battery levels, and logs. Ideal for businesses seeking to reduce labor costs and enhance efficiency.

**Highlights:** Schedule cleaning tasks, Control robot movement, Monitor robot status, View battery levels, Access operation logs, Enable/disable component functions

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

**In-app purchases:** none


## Frequently asked questions

### Is FJDynamics free?

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

### Is PolarX free?

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

### Do FJDynamics or PolarX have ads?

Neither FJDynamics nor PolarX shows ads.

### Which is updated more often, FJDynamics or PolarX?

FJDynamics ships an update every 3 weeks, and PolarX every 2 months. Most recently, FJDynamics was updated on October 9, 2026 and PolarX on October 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.*