# UD Mobile vs Ham2K Portable Logger

The clearest difference is rating: Ham2K Portable Logger at 4.7 against UD Mobile's 4.1. Ham2K Portable Logger also leads on review sentiment (86% vs 50%). UD Mobile's advantage is in-app purchases (none vs 8) and update cadence (weekly vs monthly). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Ham2K Portable Logger sells 6 in-app purchases, starting at $2.99 per month. UD Mobile asks for nothing beyond the download.

Ham2K Portable Logger holds the better App Store score, 4.7 against 4.1. Both are backed by a comparable volume of ratings — 37 and 61 respectively. Written reviews point the same way: 50% of UD Mobile's written reviews are positive against 86% of Ham2K Portable Logger's.

UD Mobile ships an update weekly, Ham2K Portable Logger monthly. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | UD Mobile | Ham2K Portable Logger |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (37 ratings)](https://appshunter.io/ios/app/ud-mobile/id1550618148/reviews) | **[4.7 (61 ratings)](https://appshunter.io/ios/app/ham2k-portable-logger/id6478713938/reviews)** |
| Number of ratings | 37 | **61** |
| Positive reviews | 50.0% of reviews | **86.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Monetization | **Free** | Free with in-app purchases |
| Size | 105 MB | 110 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Universal Devices, Inc.](https://appshunter.io/developer/1550618150) | [Sebastian Delmont](https://appshunter.io/developer/1722132623) |

## What reviewers say

### UD Mobile

[App page](https://appshunter.io/ios/app/ud-mobile/id1550618148)

Control your Universal Devices home automation controllers, including eisy, Polisy, and ISY994i. Manage Insteon, Z-Wave, Zigbee devices, programs, and network resources locally or remotely. Integrates with ISY Portal for seamless remote access.

**Highlights:** Control Universal Devices controllers, Manage Insteon, Z-Wave, Zigbee devices, Control programs and variables, Local and remote connection options, ISY Portal integration

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

**In-app purchases:** none


### Ham2K Portable Logger

[App page](https://appshunter.io/ios/app/ham2k-portable-logger/id6478713938)

Log your amateur radio contacts (QSOs) efficiently while on the go. Supports popular operating events like POTA, SOTA, and Field Day, offering features like QRZ lookups, QSO maps, and offline data. Quickly find nearby parks and receive duplicate warnings.

**Highlights:** Log QSOs on the go, Support for POTA, SOTA, Field Day, QRZ.com name lookups, QSO Maps, Offline data files, Duplicate QSO warnings, Search nearby parks

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ham2K Log Filer - Monthly | $2.99 | per month |
| Ham2K Log Filer - Annual | $24.99 | per year |
| Show a bit of support… | $4.99 | one-time |
| Show your support! | $12.99 | one-time |
| Show your support! | $14.99 | one-time |
| Show a lot of support!!! | $29.99 | one-time |


## Frequently asked questions

### Is UD Mobile free?

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

### Is Ham2K Portable Logger free?

Ham2K Portable Logger is free to download, with in-app purchases available.

### Which has better reviews, UD Mobile or Ham2K Portable Logger?

Ham2K Portable Logger is rated higher. UD Mobile averages 4.1 out of 5 from 37 ratings, while Ham2K Portable Logger averages 4.7 from 61 ratings.

### Do UD Mobile or Ham2K Portable Logger have ads?

Neither UD Mobile nor Ham2K Portable Logger shows ads.

### Which is updated more often, UD Mobile or Ham2K Portable Logger?

UD Mobile ships an update weekly, and Ham2K Portable Logger monthly. Most recently, UD Mobile was updated on November 7, 2026 and Ham2K Portable Logger 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.*