# LUCIA App vs Jacfit Device

The clearest difference is update cadence: Jacfit Device at weekly against LUCIA App's every 6 weeks. LUCIA App's advantage is iOS requirement (10.0 vs 15.6). On price, review sentiment, ads and in-app purchases there is nothing between them.

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

LUCIA App ships an update every 6 weeks, Jacfit Device weekly. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | LUCIA App | Jacfit Device |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/jacfit-device/id6746643211/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | Free | Free |
| Size | 183 MB | 2 MB |
| Requires iOS | **10.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Compal Electronics, INC.](https://appshunter.io/developer/571194530) | [JSPORTS TECHNOLOGY CO., LTD.](https://appshunter.io/developer/1453347979) |

## What reviewers say

### LUCIA App

[App page](https://appshunter.io/ios/app/lucia-app/id1468994742)

Control and customize your smart speaker with this official mobile app. Enjoy enhanced voice interactions with visual feedback, set ambient lighting, and personalize sound profiles for a complete smart home experience.

**Highlights:** Smart speaker setup and control, Visualized voice interaction, Customizable ambient lighting, Sleep-inducing breathing light, Adjustable equalizer settings, Multiple sound profiles

**Features:** macOS Compatibility

**In-app purchases:** none


### Jacfit Device

[App page](https://appshunter.io/ios/app/jacfit-device/id6746643211)

This application connects to specific devices to manage their firmware. It ensures your connected products are always running the latest software for optimal performance and a smooth user experience.

**Highlights:** Firmware updates, Device management, Performance optimization, User experience enhancement, Keep devices up to date

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

**In-app purchases:** none


## Frequently asked questions

### Is LUCIA App free?

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

### Is Jacfit Device free?

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

### Do LUCIA App or Jacfit Device have ads?

Neither LUCIA App nor Jacfit Device shows ads.

### Which is updated more often, LUCIA App or Jacfit Device?

LUCIA App ships an update every 6 weeks, and Jacfit Device weekly. Most recently, LUCIA App was updated on November 3, 2026 and Jacfit Device on October 30, 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.*