# Watch Tuner Lite vs MilliLog

The clearest difference is in-app purchases: Watch Tuner Lite at none against MilliLog's 1. Watch Tuner Lite also leads on iOS requirement (15.6 vs 18.5). MilliLog's advantage is update cadence (fortnightly vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. MilliLog sells 1 one-off in-app purchase. Watch Tuner Lite asks for nothing beyond the download.

Watch Tuner Lite ships an update every 4 months, MilliLog fortnightly. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Watch Tuner Lite | MilliLog |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.2 (38 ratings)](https://appshunter.io/ios/app/watch-tuner-lite/id968820626/reviews)** | — |
| Number of ratings | **38** | — |
| Positive reviews | 56.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 1 MB | 12 MB |
| Requires iOS | **15.6** | 18.5 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Bartlomiej Swiatek](https://appshunter.io/developer/943509577) | [Lucas Dima](https://appshunter.io/developer/1752467672) |

## What reviewers say

### Watch Tuner Lite

[App page](https://appshunter.io/ios/app/watch-tuner-lite/id968820626)

This app measures the accuracy of mechanical and automatic watches by analyzing their audible ticks. It calculates the seconds-per-day deviation, helping you understand how fast or slow your timepiece is running. Ideal for watch enthusiasts who only need basic accuracy readings.

**Highlights:** Measures watch accuracy, Calculates seconds-per-day deviation, Uses device microphone, Works with ticking watches/clocks, Simple, focused interface

**Features:** macOS Compatibility

**In-app purchases:** none


### MilliLog

[App page](https://appshunter.io/ios/app/millilog/id6761636959)

**Features:** Family Sharing, Vision Pro support, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MilliLog Full Version | $3.99 | one-time |


## Frequently asked questions

### Is Watch Tuner Lite free?

Watch Tuner Lite is free to download, with no in-app purchases.

### Is MilliLog free?

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

### Do Watch Tuner Lite or MilliLog have ads?

Neither Watch Tuner Lite nor MilliLog shows ads.

### Which is updated more often, Watch Tuner Lite or MilliLog?

Watch Tuner Lite ships an update every 4 months, and MilliLog fortnightly. Most recently, Watch Tuner Lite was updated on November 6, 2026 and MilliLog on November 5, 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.*