# Millisecond Clock vs Reflex Supplements Calgary

The clearest difference is in-app purchases: Reflex Supplements Calgary at none against Millisecond Clock's 3. Reflex Supplements Calgary also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.0). Millisecond Clock's advantage is update cadence (every 6 months vs every 15 months). On price and device support there is nothing between them.

Both are free to download. Millisecond Clock sells 3 one-off in-app purchases. Reflex Supplements Calgary asks for nothing beyond the download.

Millisecond Clock ships an update every 6 months, Reflex Supplements Calgary every 15 months. The most recent releases landed on September 6, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Millisecond Clock | Reflex Supplements Calgary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (131 ratings)](https://appshunter.io/ios/app/millisecond-clock/id1526615560/reviews)** | — |
| Number of ratings | **131** | — |
| Positive reviews | 72.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 6 months** | Every 15 months |
| Monetization | Free with in-app purchases | — |
| Size | 4 MB | 37 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Chia-Chun Hsieh](https://appshunter.io/developer/908221958) | [2059158 Alberta Ltd](https://appshunter.io/developer/1795534013) |

## What reviewers say

### Millisecond Clock

[App page](https://appshunter.io/ios/app/millisecond-clock/id1526615560)

This app displays the most accurate time available, down to the millisecond. It's useful for measuring network delays or video streaming lag by comparing displayed time differences.

**Highlights:** Millisecond precision time display, Accurate timekeeping for iPhone and iPad, Network delay measurement, Video streaming lag analysis, Free to download

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |
| Special Offer Package | $2.99 | one-time |
| Unlock Themes | $3.99 | one-time |


### Reflex Supplements Calgary

[App page](https://appshunter.io/ios/app/reflex-supplements-calgary/id6741779829)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Millisecond Clock free?

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

### Is Reflex Supplements Calgary free?

Reflex Supplements Calgary is free to download, with no in-app purchases.

### Do Millisecond Clock or Reflex Supplements Calgary have ads?

Millisecond Clock shows ads; Reflex Supplements Calgary does not.

### Which is updated more often, Millisecond Clock or Reflex Supplements Calgary?

Millisecond Clock ships an update every 6 months, and Reflex Supplements Calgary every 15 months. Most recently, Millisecond Clock was updated on September 6, 2026 and Reflex Supplements Calgary on September 14, 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.*