# STM Dux keyboard vs Timegrapher Advanced

The clearest difference is rating: Timegrapher Advanced at 5.0 against STM Dux keyboard's 1.0. Timegrapher Advanced also leads on update cadence (every 2 weeks vs every 3 months). STM Dux keyboard's advantage is ratings volume (3 vs 1) and iOS requirement (11.0 vs 17.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Timegrapher Advanced holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

STM Dux keyboard ships an update every 3 months, Timegrapher Advanced every 2 weeks. The most recent releases landed on October 19, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | STM Dux keyboard | Timegrapher Advanced |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (3 ratings)](https://appshunter.io/ios/app/stm-dux-keyboard/id1295533562/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/timegrapher-advanced/id6792065344/reviews)** |
| Number of ratings | **3** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 6 MB | 4 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Shiling Digital Technology.co., Ltd](https://appshunter.io/developer/1137419218) | [DANIEL DAVID RICKS](https://appshunter.io/developer/6783946569) |

## What reviewers say

### STM Dux keyboard

[App page](https://appshunter.io/ios/app/stm-dux-keyboard/id1295533562)

This utility app provides firmware updates for specific keyboard models. It ensures your device has the latest software for optimal performance. Compatible with select iPad models.

**Highlights:** Firmware updates, Support for SL-0830, Support for SL-1732, iPad compatibility

**Features:** macOS Compatibility

**In-app purchases:** none


### Timegrapher Advanced

[App page](https://appshunter.io/ios/app/timegrapher-advanced/id6792065344)

This app transforms your iPhone into a portable mechanical watch timing instrument. It provides clear, live readings for rate, beat error, and amplitude, with customizable charts and automatic sensitivity sweeps for optimal data capture.

**Highlights:** Live rate, beat error, and amplitude measurements, Dual-line tick/tock paperstrip chart, Automatic sensitivity sweep for optimal settings, Adjustable lift angle and manual BPH, Customizable chart colors and scales, Calibration profiles for hardware timegraphers

**In-app purchases:** none


## Frequently asked questions

### Is STM Dux keyboard free?

STM Dux keyboard is free to download, with no in-app purchases.

### Is Timegrapher Advanced free?

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

### Which has better reviews, STM Dux keyboard or Timegrapher Advanced?

Timegrapher Advanced is rated higher. STM Dux keyboard averages 1.0 out of 5 from 3 ratings, while Timegrapher Advanced averages 5.0 from 1 ratings.

### Do STM Dux keyboard or Timegrapher Advanced have ads?

Neither STM Dux keyboard nor Timegrapher Advanced shows ads.

### Which is updated more often, STM Dux keyboard or Timegrapher Advanced?

STM Dux keyboard ships an update every 3 months, and Timegrapher Advanced every 2 weeks. Most recently, STM Dux keyboard was updated on October 19, 2026 and Timegrapher Advanced 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.*