# Clock Wave vs ChronoLog

The clearest difference is price: ChronoLog at Free against Clock Wave's $1.99. ChronoLog also leads on update cadence (every 3 weeks vs every 2 months). Clock Wave's advantage is in-app purchases (none vs 2) and chart position (#24 vs unranked). On rating, review sentiment, ratings volume and ads there is nothing between them.

ChronoLog is free to download; Clock Wave costs $1.99 up front. ChronoLog sells 2 one-off in-app purchases. Clock Wave asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for Clock Wave against 4.6 for ChronoLog. Both are backed by a comparable volume of ratings — 256 and 233 respectively. Written reviews are what separate them: 89% of Clock Wave's written reviews are positive against 85% of ChronoLog's.

Clock Wave ships an update every 2 months, ChronoLog every 3 weeks. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Clock Wave | ChronoLog |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.7 (256 ratings)](https://appshunter.io/ios/app/clock-wave/id1073576068/reviews)** | [4.6 (233 ratings)](https://appshunter.io/ios/app/chronolog-watch-accuracy/id6452083510/reviews) |
| Number of ratings | **256** | 233 |
| Positive reviews | **89.0% of reviews** | 85.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | **Free** | Paid |
| Best chart rank | **#24** | — |
| Size | 2 MB | 50 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [震 任](https://appshunter.io/developer/1073576067) | [tyler wood](https://appshunter.io/developer/1698739777) |

## What reviewers say

### Clock Wave

[App page](https://appshunter.io/ios/app/clock-wave/id1073576068)

**Currently charting:** #24 Top Paid · Utilities, #170 Top Paid (US App Store)

Calibrate your radio-controlled watch or clock using your iPhone or iPad. Simply tap 'Transmit' and place your device near your watch to automatically sync the accurate time.

**Highlights:** Calibrate radio-controlled watches/clocks, Transmit accurate time automatically, Supports 5 major global time signal stations, Manual station selection for compatibility, Automatic time signal transmission

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Works as advertised
- 👍 Easy to use
- 🚀 Syncs watches quickly
- 💡 Clever solution for remote areas
- 👍 Reliable and consistent

**What reviewers complain about**

- 🐛 Doesn't work for some watches
- 🐛 Inconsistent performance
- 🐛 Occasional crashes or failures

**Reported bugs**

- Incompatibility with certain iOS versions
- Incorrect time zone adjustments

**Requested features**

- Ability to transmit signal automatically
- Support for more watch brands/models
- Improved volume/signal strength control


### ChronoLog

[App page](https://appshunter.io/ios/app/chronolog-watch-accuracy/id6452083510)

This app provides professional-grade tools to track the accuracy of mechanical watches. It offers audio timegraphing, photo offset measurement, and tap timing, along with detailed analytics and atomic time synchronization for collectors and enthusiasts.

**Highlights:** Audio timegrapher for rate, beat error, and amplitude, Photo offset measurement against atomic time, Tap timing for quick offset logging, Track accuracy trends over time, Atomic time synchronization, Detailed performance graphs and analytics, Manage and organize watch collection

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $5.99 | one-time |
| Premium | $6.99 | one-time |


## Frequently asked questions

### Is Clock Wave free?

Clock Wave costs $1.99, with no in-app purchases.

### Is ChronoLog free?

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

### Which has better reviews, Clock Wave or ChronoLog?

Clock Wave is rated higher. Clock Wave averages 4.7 out of 5 from 256 ratings, while ChronoLog averages 4.6 from 233 ratings.

### Do Clock Wave or ChronoLog have ads?

Neither Clock Wave nor ChronoLog shows ads.

### Which is updated more often, Clock Wave or ChronoLog?

Clock Wave ships an update every 2 months, and ChronoLog every 3 weeks. Most recently, Clock Wave was updated on October 29, 2026 and ChronoLog on October 30, 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.*