# e vs Ham2K Portable Logger

The clearest difference is review sentiment: Ham2K Portable Logger at 86% against e's 0%. Ham2K Portable Logger also leads on price (Free vs $0.99) and update cadence (monthly vs every 6 months). e's advantage is in-app purchases (none vs 8) and iOS requirement (12.0 vs 15.1). On ads and device support there is nothing between them.

Ham2K Portable Logger is free to download; e costs $0.99 up front. Ham2K Portable Logger sells 6 in-app purchases, starting at $2.99 per month. e asks for nothing beyond the download.

e ships an update every 6 months, Ham2K Portable Logger monthly. Both last shipped on October 23, 2026.

## The numbers

| Metric | e | Ham2K Portable Logger |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.7 (61 ratings)](https://appshunter.io/ios/app/ham2k-portable-logger/id6478713938/reviews)** |
| Number of ratings | — | **61** |
| Positive reviews | 0.0% of reviews | **86.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Monthly** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 10 MB | 110 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [e-skett Corp.](https://appshunter.io/developer/591591895) | [Sebastian Delmont](https://appshunter.io/developer/1722132623) |

## What reviewers say

### e

[App page](https://appshunter.io/ios/app/e-calcpro/id603391408)

A powerful calculator app supporting scientific and engineering notation with a wide range of functions and constants. It offers features like calculation history, user-defined variables, and formula insertion for complex computations.

**Highlights:** Scientific and engineering notation, Calculation history, User-defined constants and variables, Advanced mathematical functions, Formula insertion, Autocomplete parentheses

**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 e free?

e costs $0.99, with no in-app purchases.

### Is Ham2K Portable Logger free?

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

### Do e or Ham2K Portable Logger have ads?

Neither e nor Ham2K Portable Logger shows ads.

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

e ships an update every 6 months, and Ham2K Portable Logger monthly. Most recently, e was updated on October 23, 2026 and Ham2K Portable Logger on October 23, 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.*