# Fast Clock vs SPEEDSTK

The clearest difference is rating: SPEEDSTK at 5.0 against Fast Clock's 3.8. Fast Clock's advantage is update cadence (every 2 days vs every 6 weeks) and ratings volume (5 vs 1). 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.

SPEEDSTK holds the better App Store score, 5.0 against 3.8. That said, the two scores are not equally well evidenced: Fast Clock has 5 ratings behind it against 1, so its average is the more settled of the two.

Fast Clock ships an update every 2 days, SPEEDSTK every 6 weeks. The most recent releases landed on September 20, 2026 and September 4, 2026 respectively.

## The numbers

| Metric | Fast Clock | SPEEDSTK |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (5 ratings)](https://appshunter.io/ios/app/fast-clock/id6448879724/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/speedstk/id6774602450/reviews)** |
| Number of ratings | **5** | 1 |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 6 weeks |
| Monetization | Free | Free |
| Size | 5 MB | 3 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kevin Snow](https://appshunter.io/developer/305581830) | [Model Train Technology LLC](https://appshunter.io/developer/6774602636) |

## What reviewers say

### Fast Clock

[App page](https://appshunter.io/ios/app/fast-clock/id6448879724)

This application simulates a fast clock for model railroads. It allows for custom logos and maps, and can synchronize with external systems like JMRI or use real-time.

**Highlights:** Model railroad fast clock simulation, Custom logo support, Custom map integration, JMRI time synchronization, Real-time clock option

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

**In-app purchases:** none


### SPEEDSTK

[App page](https://appshunter.io/ios/app/speedstk/id6774602450)

This app transforms your iPhone into a live data display for your Speed Stick device, offering real-time locomotive information without an internet connection. It's designed for model railroad enthusiasts who need precise speed readings for their trains.

**Highlights:** Live Bluetooth data streaming, Offline operation, Distraction-free display, Automatic device detection, Works with existing layouts

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

**In-app purchases:** none


## Frequently asked questions

### Is Fast Clock free?

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

### Is SPEEDSTK free?

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

### Which has better reviews, Fast Clock or SPEEDSTK?

SPEEDSTK is rated higher. Fast Clock averages 3.8 out of 5 from 5 ratings, while SPEEDSTK averages 5.0 from 1 ratings.

### Do Fast Clock or SPEEDSTK have ads?

Neither Fast Clock nor SPEEDSTK shows ads.

### Which is updated more often, Fast Clock or SPEEDSTK?

Fast Clock ships an update every 2 days, and SPEEDSTK every 6 weeks. Most recently, Fast Clock was updated on September 20, 2026 and SPEEDSTK on September 4, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*