# régulateur vs Timegrapher

The clearest difference is rating: régulateur at 4.6 against Timegrapher's 2.8. régulateur also leads on in-app purchases (none vs 1) and review sentiment (75% vs 55%). Timegrapher's advantage is ratings volume (44 vs 12). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Timegrapher sells 1 one-off in-app purchase. régulateur asks for nothing beyond the download.

régulateur holds the better App Store score, 4.6 against 2.8. Both are backed by a comparable volume of ratings — 12 and 44 respectively. Written reviews point the same way: 75% of régulateur's written reviews are positive against 55% of Timegrapher's.

régulateur ships an update every 11 months, Timegrapher every 8 months. The most recent releases landed on October 2, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | régulateur | Timegrapher |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (12 ratings)](https://appshunter.io/ios/app/regulateur/id1550407692/reviews)** | [2.8 (44 ratings)](https://appshunter.io/ios/app/timegrapher-watch-accuracy/id6450460771/reviews) |
| Number of ratings | 12 | **44** |
| Positive reviews | **75.0% of reviews** | 55.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 8 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1 MB | 9 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Eric Kunz](https://appshunter.io/developer/919557120) | [Attila Lelko](https://appshunter.io/developer/1693385247) |

## What reviewers say

### régulateur

[App page](https://appshunter.io/ios/app/regulateur/id1550407692)

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.

**Highlights:** Second time zone display, Current moon phase, Perpetual calendar details, Leap year cycle information, Watch and clock setting assistance

**In-app purchases:** none


### Timegrapher

[App page](https://appshunter.io/ios/app/timegrapher-watch-accuracy/id6450460771)

This application uses your device's microphone to measure the accuracy of mechanical watches. It detects ticking sounds to analyze beat rate, beat error, and amplitude, displaying results in real-time and over time.

**Highlights:** Detect BPH, Measure Beat rate, Measure Beat error, Measure Amplitude, Set Lift angle, Real-time sound display, Accuracy over time display

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock full | $5.99 | one-time |

**What reviewers like**

- 👍 Works great for some
- 🎯 Accurate for some users
- 💰 Good value for money (paid features)
- 💡 Useful for watch regulation
- 🎧 Works better with external mic

**What reviewers complain about**

- 😞 Doesn't work for many
- 💸 Requires payment for full functionality
- ❓ Scam accusations
- 📱 Inconsistent readings
- 🚫 No readings at all

**Reported bugs**

- Does not detect ticking
- Does not work at all
- Requires payment to function
- Inaccurate readings
- Unskippable pop-ups

**Requested features**

- Add dark mode
- Keep screen on during use
- Ability to save data per watch
- Improve visual design
- Lower price for Pro version


## Frequently asked questions

### Is régulateur free?

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

### Is Timegrapher free?

Timegrapher is free to download, with in-app purchases available.

### Which has better reviews, régulateur or Timegrapher?

régulateur is rated higher. régulateur averages 4.6 out of 5 from 12 ratings, while Timegrapher averages 2.8 from 44 ratings.

### Do régulateur or Timegrapher have ads?

Neither régulateur nor Timegrapher shows ads.

### Which is updated more often, régulateur or Timegrapher?

régulateur ships an update every 11 months, and Timegrapher every 8 months. Most recently, régulateur was updated on October 2, 2026 and Timegrapher on October 8, 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.*