# Digital Clock Ultra vs Tool Clock

The clearest difference is rating: Digital Clock Ultra at 5.0 against Tool Clock's 4.0. Digital Clock Ultra also leads on in-app purchases (none vs 1) and ratings volume (4 vs 1). Tool Clock's advantage is iOS requirement (15.0 vs 17.0). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. Tool Clock sells 1 one-off in-app purchase. Digital Clock Ultra asks for nothing beyond the download.

Digital Clock Ultra holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Digital Clock Ultra ships an update every 3 weeks, Tool Clock monthly. The most recent releases landed on September 20, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Digital Clock Ultra | Tool Clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/digital-clock-ultra/id1672768275/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/tool-clock/id6449158660/reviews) |
| Number of ratings | **4** | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | **Free** | Free with in-app purchases |
| Size | 42 MB | 7 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SeungJun Lee](https://appshunter.io/developer/1435485286) | [Nghia Huynh Quang](https://appshunter.io/developer/1514165485) |

## What reviewers say

### Digital Clock Ultra

[App page](https://appshunter.io/ios/app/digital-clock-ultra/id1672768275)

Customize your device's clock with personalized backgrounds, calendar integration, and a year progress tracker. Enjoy a sleek, easy-to-navigate interface for a unique time-keeping experience.

**Highlights:** Customizable digital clock display, 12/24 hour format, Built-in calendar with date marking, Year progress percentage tracker, Personalized photo backgrounds, Sleek and modern UI

**In-app purchases:** none


### Tool Clock

[App page](https://appshunter.io/ios/app/tool-clock/id6449158660)

This utility app offers comprehensive time management tools, including world clocks with time zones and maps, customizable alarms, and versatile timers for workouts and sports. It simplifies time input with a one-tap selection mechanism.

**Highlights:** World clock with time zones and maps, Customizable alarms with fast time input, Stopwatch with lap counting and workout timers, Sports game timers (football, basketball, etc.), Multiple parallel timers, Screen always on display

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro features | $0.99 | one-time |


## Frequently asked questions

### Is Digital Clock Ultra free?

Digital Clock Ultra is free to download, with no in-app purchases.

### Is Tool Clock free?

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

### Which has better reviews, Digital Clock Ultra or Tool Clock?

Digital Clock Ultra is rated higher. Digital Clock Ultra averages 5.0 out of 5 from 4 ratings, while Tool Clock averages 4.0 from 1 ratings.

### Do Digital Clock Ultra or Tool Clock have ads?

Neither Digital Clock Ultra nor Tool Clock shows ads.

### Which is updated more often, Digital Clock Ultra or Tool Clock?

Digital Clock Ultra ships an update every 3 weeks, and Tool Clock monthly. Most recently, Digital Clock Ultra was updated on September 20, 2026 and Tool Clock 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.*