régulateur vs Fast Clock
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
régulateur
This utility app assists with setting watches and clocks. It displays a second time zone, current moon phase, and detailed perpetual calendar information including the leap year cycle.
- Second time zone display
- Current moon phase
- Perpetual calendar details
- Leap year cycle information
- Watch and clock setting assistance
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Régulateur includes several features that make it a great tool for while setting your watch or clock. A second time zone can be set and stored in the app for setting your GMT watches. The current moon phase is displayed for setting your annual calendar timepiece. For perpetual calendars the app displays the month, date, day, and even the time in the leap year cycle.
Fast Clock
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.
- Model railroad fast clock simulation
- Custom logo support
- Custom map integration
- JMRI time synchronization
- Real-time clock option
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A model railroad fast clock app Supports custom logos Supports custom maps Can read time from JMRI, the built-in fast clock, or real time
Screenshots
Verdict
The clearest difference is review sentiment: régulateur at 75% against Fast Clock's 25%. régulateur also leads on rating (4.6 vs 3.8). Fast Clock's advantage is update cadence (every 2 days vs every 11 months). On price, ratings volume, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
régulateur holds the better App Store score, 4.6 against 3.8. Both are backed by a comparable volume of ratings — 12 and 5 respectively. Written reviews point the same way: 75% of régulateur's written reviews are positive against 25% of Fast Clock's.
régulateur ships an update every 11 months, Fast Clock every 2 days. The most recent releases landed on June 4, 2026 and September 20, 2026 respectively.
| Parameter | régulateur | Fast Clock |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (12 ratings) — better | 3.8 (5 ratings) |
| Positive reviews | 75.0% of reviews — better | 25.0% of reviews |
| Number of ratings | 12 — better | 5 |
| Update frequency | Every 11 months | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 1 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Eric Kunz | Kevin Snow |
Customer experience
régulateur
Fast Clock
In-app purchases
régulateur
No in-app purchases
Fast Clock
No in-app purchases
