# OJ Microline® UWG4 vs Floating Maps

The clearest difference is rating: Floating Maps at 5.0 against OJ Microline® UWG4's 2.1. Floating Maps also leads on update cadence (weekly vs every 6 months) and iOS requirement (12.0 vs 15.6). OJ Microline® UWG4's advantage is ratings volume (26 vs 4). 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.

Floating Maps holds the better App Store score, 5.0 against 2.1. That said, the two scores are not equally well evidenced: OJ Microline® UWG4 has 26 ratings behind it against 4, so its average is the more settled of the two.

OJ Microline® UWG4 ships an update every 6 months, Floating Maps weekly. The most recent releases landed on October 16, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | OJ Microline® UWG4 | Floating Maps |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.1 (26 ratings)](https://appshunter.io/ios/app/oj-microline-uwg4/id1046778776/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/floating-maps/id1618667922/reviews)** |
| Number of ratings | **26** | 4 |
| Positive reviews | 23.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Weekly** |
| Monetization | Free | Free |
| Size | 13 MB | 54 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [OJ ELECTRONICS AS](https://appshunter.io/developer/1326069502) | [Floating Maps LLC](https://appshunter.io/developer/1618667924) |

## What reviewers say

### OJ Microline® UWG4

[App page](https://appshunter.io/ios/app/oj-microline-uwg4/id1046778776)

Remotely control your home heating system from any location. View and set temperatures, adjust heating schedules, activate vacation mode, and monitor energy consumption. Ensure comfort and maximize savings with intuitive thermostat management.

**Highlights:** Remote temperature control, Heating schedule management, Vacation mode activation, Energy consumption monitoring, Access multiple thermostats, Set US or Metric units

**In-app purchases:** none


### Floating Maps

[App page](https://appshunter.io/ios/app/floating-maps/id1618667922)

Experience historical aerial photography overlaid on beautiful map art using augmented reality. Scan a QR code on a wall print to see a 3D rendering of your town, showcasing landscape changes from 1938 to 2019.

**Highlights:** Augmented Reality (AR) visualization, Historical aerial photography, 3D town renderings, Elevation accurate landscapes, View changes over time, New towns added weekly

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OJ Microline® UWG4 free?

OJ Microline® UWG4 is free to download, with no in-app purchases.

### Is Floating Maps free?

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

### Which has better reviews, OJ Microline® UWG4 or Floating Maps?

Floating Maps is rated higher. OJ Microline® UWG4 averages 2.1 out of 5 from 26 ratings, while Floating Maps averages 5.0 from 4 ratings.

### Do OJ Microline® UWG4 or Floating Maps have ads?

Neither OJ Microline® UWG4 nor Floating Maps shows ads.

### Which is updated more often, OJ Microline® UWG4 or Floating Maps?

OJ Microline® UWG4 ships an update every 6 months, and Floating Maps weekly. Most recently, OJ Microline® UWG4 was updated on October 16, 2026 and Floating Maps on October 12, 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.*