# Round Millisecond Clock vs Timer Graph Pro

The clearest difference is in-app purchases: Round Millisecond Clock at none against Timer Graph Pro's 10. Round Millisecond Clock also leads on iOS requirement (13.0 vs 26.0). Timer Graph Pro's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Timer Graph Pro sells 10 one-off in-app purchases. Round Millisecond Clock asks for nothing beyond the download.

## The numbers

| Metric | Round Millisecond Clock | Timer Graph Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/round-millisecond-clock/id6736579896/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | — |
| Monetization | Ad-supported | — |
| Size | 34 MB | 4 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Seulki Eom](https://appshunter.io/developer/1718927408) | [hatte Inc.](https://appshunter.io/developer/356418030) |

## What reviewers say

### Round Millisecond Clock

[App page](https://appshunter.io/ios/app/round-millisecond-clock/id6736579896)

This app offers a precise real-time digital clock with a unique circular interface, displaying both seconds and milliseconds. Customize your view with options for date, day of the week, and 12/24-hour format.

**Highlights:** Millisecond precision display, Dual circle interface for seconds and milliseconds, Customizable display (milliseconds, seconds, date, day), Multiple date formats, 12/24 hour support, Screen always on

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

**In-app purchases:** none


### Timer Graph Pro

[App page](https://appshunter.io/ios/app/timer-graph-pro/id6760217352)

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Cells | $1.99 | one-time |
| Custom Sound | $1.99 | one-time |
| Image Upload | $1.99 | one-time |
| Logic: Condition | $1.99 | one-time |
| Logic: Counter | $1.99 | one-time |
| Real Time | $1.99 | one-time |
| Custom Theme | $1.99 | one-time |
| Logic bundle | $3.99 | one-time |
| Creative Bundle | $4.99 | one-time |
| All-in-One | $8.99 | one-time |


## Frequently asked questions

### Is Round Millisecond Clock free?

Round Millisecond Clock is free to download, with no in-app purchases.

### Is Timer Graph Pro free?

Timer Graph Pro is free to download, with in-app purchases available.

### Do Round Millisecond Clock or Timer Graph Pro have ads?

Round Millisecond Clock shows ads; Timer Graph Pro does not.

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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.*