ChronoLog • Watch Accuracy

Name: ChronoLog • Watch Accuracy
Rating: 4.7 (177 reviews)
Author: tyler wood

By: tyler wood

Accuracy and Timegrapher

Features & Capabilities

ChronoLog is the go-to watch accuracy app for mechanical watch collectors. It combines an audio timegrapher, offset measurement via photo or timing taps, and atomic time sync into one affordable, subscription-free solution.

Track precision over time with timing runs, rate trends, and visual analytics. Add unlimited watches, export CSV data, back up across devices, and keep your horology collection organized—all with a one-time purchase.

User Growth & Download Statistics

App Analytics Data Education

By:

tyler wood

Rating:

4.70

(177) 1 new ratings

Version:

2.4.0 Last updated: 2026-06-17

Version code:

886907179

Creation date:

2023-08-08

Compatible devices:

Size:

47.65MB

URLs:

Website ,Privacy policy

Full description:

Source:

Apple Apps Store

Data ingested on:

2026-07-01

Compare stats and ranking:

Ranking

# 120,019 ▲ 610

For Developers

Monetize with App Pass Boost with Extension Booster

Contact the developer

Chrome-Stats does not own this Apple app. Please use these information below to contact the Apple app developer.

Developed by:

tyler wood

Apple Apps Store

https://apps.apple.com/us/app/chronolog-watch-accuracy/id6452083510

Website:

https://www.chronolog.watch

User Reviews

ChronoLog is praised for its ease of use, affordable one-time pricing, and strong ability to track watch accuracy over time with historical data. It offers handy features for watch enthusiasts (beat timing, sweep-clock with haptic feedback, time zones), plus data export and offline review with responsive support. The main recurring drawback is the mismatch between expectations of a measuring tool and the app’s logging-focused approach. Overall, it’s a solid, value-friendly tool for enthusiasts who want to monitor and manage their watches’ accuracy.

Pros

Easy to use and intuitive interface
One-time payment with no ongoing subscription; good value
Strong long-term watch-accuracy tracking with historical data across multiple watches
Useful watch-specific features (beat timing, analog clock with sweep second hand, hampton feedback, time zones) and reliable updates
Data export/import and offline review; developer is responsive

Cons

Not a measuring app; it does not measure watch performance with the phone mic and is instead a log against a time standard
Premium features may be unclear or perceived as paying for capabilities some users expected to be free

Recent reviews

This app is precisely the app that I’ve been looking for. The fact that it’s a one time payment is rad and the developer is super responsive too.

by Mi*****, 2026-06-19

I tried a couple of the watch apps on the store and this one is the best. I like the layout, as it is very easy to use. Logging your watch time/accuracy is easy. The dev also just recently made some cool updates, including some graphics to show watch internals. I really like the simple clock interface as well. Some of the other watch apps are missing this key feature.