# Field Mapplet RT vs LogBus

The clearest difference is update cadence: LogBus at weekly against Field Mapplet RT's every 3 weeks. 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.

Field Mapplet RT ships an update every 3 weeks, LogBus weekly. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Field Mapplet RT | LogBus |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Size | 143 MB | 63 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Spatial Wave](https://appshunter.io/developer/525169843) | [Interface Mechanics LLC](https://appshunter.io/developer/1604160814) |

## What reviewers say

### Field Mapplet RT

[App page](https://appshunter.io/ios/app/field-mapplet-rt/id1509813387)

**Features:** Vision Pro support

**In-app purchases:** none


### LogBus

[App page](https://appshunter.io/ios/app/logbus/id1604160812)

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

**In-app purchases:** none


## Frequently asked questions

### Is Field Mapplet RT free?

Field Mapplet RT is free to download, with no in-app purchases.

### Is LogBus free?

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

### Do Field Mapplet RT or LogBus have ads?

Neither Field Mapplet RT nor LogBus shows ads.

### Which is updated more often, Field Mapplet RT or LogBus?

Field Mapplet RT ships an update every 3 weeks, and LogBus weekly. Most recently, Field Mapplet RT was updated on November 3, 2026 and LogBus on November 7, 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.*