# JBT PRoLOG vs Hos Eld Driver

The clearest difference is update cadence: Hos Eld Driver at monthly against JBT PRoLOG's every 3 months. JBT PRoLOG's advantage is iOS requirement (11.0 vs 17.6). 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.

JBT PRoLOG ships an update every 3 months, Hos Eld Driver monthly. The most recent releases landed on September 9, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | JBT PRoLOG | Hos Eld Driver |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Size | 33 MB | 49 MB |
| Requires iOS | **11.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [ESYS Gesellschaft fuer Elektronische Systemtechnik . Hard- und Software mbH](https://appshunter.io/developer/917295043) | [HOS ELD, LLC](https://appshunter.io/developer/1721260989) |

## What reviewers say

### JBT PRoLOG

[App page](https://appshunter.io/ios/app/jbt-prolog/id1401983412)

**Features:** macOS Compatibility

**In-app purchases:** none


### Hos Eld Driver

[App page](https://appshunter.io/ios/app/hos-eld-driver/id6764862158)

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

**In-app purchases:** none


## Frequently asked questions

### Is JBT PRoLOG free?

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

### Is Hos Eld Driver free?

Hos Eld Driver is free to download, with no in-app purchases.

### Do JBT PRoLOG or Hos Eld Driver have ads?

Neither JBT PRoLOG nor Hos Eld Driver shows ads.

### Which is updated more often, JBT PRoLOG or Hos Eld Driver?

JBT PRoLOG ships an update every 3 months, and Hos Eld Driver monthly. Most recently, JBT PRoLOG was updated on September 9, 2026 and Hos Eld Driver on September 18, 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.*