# ZSElmer vs HamThings PTT

The clearest difference is review sentiment: ZSElmer at 100% against HamThings PTT's 0%. ZSElmer also leads on rating (4.0 vs 3.0) and in-app purchases (none vs 1). HamThings PTT's advantage is update cadence (every 4 days vs every 7 months). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. HamThings PTT sells 1 in-app purchase, starting at $8.99 per year. ZSElmer asks for nothing beyond the download.

ZSElmer holds the better App Store score, 4.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews point the same way: 100% of ZSElmer's written reviews are positive against 0% of HamThings PTT's.

ZSElmer ships an update every 7 months, HamThings PTT every 4 days. The most recent releases landed on October 12, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | ZSElmer | HamThings PTT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/zselmer/id6752545485/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/hamthings-ptt/id6794328779/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 4 days** |
| Monetization | **Free** | Freemium |
| Size | 96 MB | 7 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Alecia Vermeulen](https://appshunter.io/developer/1678098669) | [Giacomo De Angelis](https://appshunter.io/developer/6794328781) |

## What reviewers say

### ZSElmer

[App page](https://appshunter.io/ios/app/zselmer/id6752545485)

This app serves as a digital logbook and satellite tracker for amateur radio enthusiasts. It allows users to log contacts, monitor satellite positions, and connect with a global community of radio operators. Designed for both new and experienced users, it facilitates sharing experiences and learning from mentors.

**Highlights:** Real-time satellite tracking, Predict satellite passes, Quick QSO logging, ADIF, Cabrillo, CSV import/export, Community sharing features, Live antenna pointing data

**Features:** macOS Compatibility

**In-app purchases:** none


### HamThings PTT

[App page](https://appshunter.io/ios/app/hamthings-ptt/id6794328779)

Connect your ham radio to your iPhone for internet-based communication on DMR digital networks and analog SvxLink reflectors. Supports multiple networks and offers real-time push-to-talk, DMR features, and last heard information. Requires a valid amateur radio license.

**Highlights:** Real-time push-to-talk over IP, DMR digital network support, SvxLink analog reflector connectivity, Multi-network compatibility, Real-time Last Heard display, DMR text messaging, Background wake-up for calls

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HamThings PTT (yearly) | $8.99 | per year |


## Frequently asked questions

### Is ZSElmer free?

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

### Is HamThings PTT free?

HamThings PTT is free to download, with in-app purchases available.

### Which has better reviews, ZSElmer or HamThings PTT?

ZSElmer is rated higher. ZSElmer averages 4.0 out of 5 from 1 ratings, while HamThings PTT averages 3.0 from 1 ratings.

### Do ZSElmer or HamThings PTT have ads?

Neither ZSElmer nor HamThings PTT shows ads.

### Which is updated more often, ZSElmer or HamThings PTT?

ZSElmer ships an update every 7 months, and HamThings PTT every 4 days. Most recently, ZSElmer was updated on October 12, 2026 and HamThings PTT on October 6, 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.*