# ETHERMA eTOUCH vs LogMemorizer

The clearest difference is update cadence: LogMemorizer at monthly against ETHERMA eTOUCH's every 16 months. 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.

ETHERMA eTOUCH ships an update every 16 months, LogMemorizer monthly. The most recent releases landed on October 4, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | ETHERMA eTOUCH | LogMemorizer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 16 months | **Monthly** |
| Size | 41 MB | 40 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Etherma](https://appshunter.io/developer/1606968285) | [Schaller Messtechnik GmbH](https://appshunter.io/developer/1798242776) |

## What reviewers say

### ETHERMA eTOUCH

[App page](https://appshunter.io/ios/app/etherma-etouch/id1606968283)

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

**In-app purchases:** none


### LogMemorizer

[App page](https://appshunter.io/ios/app/logmemorizer/id6755107868)

**In-app purchases:** none


## Frequently asked questions

### Is ETHERMA eTOUCH free?

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

### Is LogMemorizer free?

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

### Do ETHERMA eTOUCH or LogMemorizer have ads?

Neither ETHERMA eTOUCH nor LogMemorizer shows ads.

### Which is updated more often, ETHERMA eTOUCH or LogMemorizer?

ETHERMA eTOUCH ships an update every 16 months, and LogMemorizer monthly. Most recently, ETHERMA eTOUCH was updated on October 4, 2026 and LogMemorizer on October 13, 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.*