# ETRNL Programmer vs Simple Preset Keyboard

The clearest difference is in-app purchases: ETRNL Programmer at none against Simple Preset Keyboard's 1. ETRNL Programmer also leads on iOS requirement (13.0 vs 17.0). Simple Preset Keyboard's advantage is update cadence (every 3 days vs every 4 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Simple Preset Keyboard sells 1 in-app purchase, starting at $29.99 per year. ETRNL Programmer asks for nothing beyond the download.

ETRNL Programmer ships an update every 4 weeks, Simple Preset Keyboard every 3 days. The most recent releases landed on October 19, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | ETRNL Programmer | Simple Preset Keyboard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/etrnl-programmer/id6478797077/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 3 days** |
| Monetization | Free | — |
| Size | 61 MB | 72 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Invisible Art, LLC](https://appshunter.io/developer/1439233274) | [Duyo Son](https://appshunter.io/developer/1586568804) |

## What reviewers say

### ETRNL Programmer

[App page](https://appshunter.io/ios/app/etrnl-programmer/id6478797077)

This application allows users to program NTAG424 DNA NFC chips. It connects with the ETRNL platform to facilitate chip configuration.

**Highlights:** Program NTAG424 DNA NFC chips, Connects with ETRNL platform, Facilitates chip configuration

**Features:** macOS Compatibility

**In-app purchases:** none


### Simple Preset Keyboard

[App page](https://appshunter.io/ios/app/simple-preset-keyboard/id6670337411)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly Plan | $29.99 | per year |


## Frequently asked questions

### Is ETRNL Programmer free?

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

### Is Simple Preset Keyboard free?

Simple Preset Keyboard is free to download, with in-app purchases available.

### Do ETRNL Programmer or Simple Preset Keyboard have ads?

Neither ETRNL Programmer nor Simple Preset Keyboard shows ads.

### Which is updated more often, ETRNL Programmer or Simple Preset Keyboard?

ETRNL Programmer ships an update every 4 weeks, and Simple Preset Keyboard every 3 days. Most recently, ETRNL Programmer was updated on October 19, 2026 and Simple Preset Keyboard on October 27, 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.*