World Clock vs Dinas Piano
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
World Clock
Easily calculate time differences worldwide by scrolling a dynamic time bar. Add any city, set specific dates and times, and plan international meetings or calls without manual calculations. The app syncs with iOS time data.
- Dynamic scrolling time bar
- Add and manage cities
- Direct date and time specification
- Customizable city names
- Time unit adjustment (minute/hour)
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"World Clock" is the best app to calculate time differences all over the world. All cities' times change automatically just by scrolling it with your finger. Therefore, you don't need to add or subtract times any more to calculate time differences. ■■Features■■ -Scrolling the time bar on the side of the screen up and down simultaneously changes the time in each city to the future or past. -Double-tap the time bar to change the time unit between 1 minute and 1 hour. -You can add any city from the list of cities provided in the app. -Tap each city to specify the date and time directly. -Press and hold on a city to change the city and edit the custom name. -Only one fixed city can be displayed at the top of the screen. ■■Examples of use■■ -International meeting planner -International call -Trip planning Disclaimer:This application has been built with extreme care and attention. However, it does not guarantee the accuracy of the names and times of the cities displayed. Please note that we are not liable whatsoever for any profit loss, or any other form of loss experienced by the customer from using this application. ※We don't have any time difference data in our app. We have been inquiring about time differences of each city to iOS. Therefore, “World Clock” shows you the time of iOS. As a result, depending on the version of iOS you are using, the exact time may not be displayed. If you find a time lag in our app, please confirm default "Clock" app on your iPhone. If the time in "Clock" app is the same with the time in our “World Clock”, it means that our app is running normally. ※Abbreviated name of time zone was originally researched and added. If you notice any mistakes, please contact us from the support site. ※The screenshots are specially edited not to show ads.
Dinas Piano
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Dinas Piano is a practical piano‑practice App for music‑lovers and beginners. It supports Bluetooth connection with your smart piano. You can switch tones, select rhythms and built‑in songs, set metronome beats and transpose keys. It provides recording and playback functions to review your performance. Dual‑tone and dual‑keyboard modes are available for richer playing experience. You can freely adjust instrument volume and playback speed. Even beginners can learn piano songs step‑by‑step and enjoy daily piano practice.
Screenshots
Verdict
The clearest difference is ads: Dinas Piano at none against World Clock's shown. On price, in-app purchases, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | World Clock | Dinas Piano |
|---|---|---|
| Price | Free | Free |
| Rating | 3.9 (14 ratings) — better | — |
| Positive reviews | 77.4% of reviews | — |
| Number of ratings | 14 — better | — |
| Update frequency | Every 6 weeks | — |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 6 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | Yuki Fukui | Jinjiang Xiaqing Trading Co., Ltd. |
In-app purchases
World Clock
No in-app purchases
Dinas Piano
No in-app purchases
Questions
Is World Clock free?
Is Dinas Piano free?
Do World Clock or Dinas Piano have ads?
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