친절서비스 vs Round Millisecond Clock
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
친절서비스
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* 어떠한 서비스를 이용하셔도 적립금을 드리고 있습니다. 또한 추천인제도가 있어서 추천인이 사용하셔도 적립금을 드리고 있습니다. 추천을 많이 하시면 하실수록 계속 쌓여가는 적립금~~ * 최상의 서비스로 보답하겠습니다.
Round Millisecond Clock
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.
- 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
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A real-time digital clock app that displays both seconds and milliseconds with precision using a clean, circular dual-ring interface. [Key Features] - Millisecond Clock: Displays the current time with precision by supporting milliseconds. - Dual Circle Design: Display the flow of seconds and milliseconds simultaneously. - Full Customization: Toggle milliseconds, seconds, date, day of week - Multiple Date Formats: US, EU, ISO, and short formats - 12/24H Support: Includes AM/PM indicator [Additional Features] - Landscape & Portrait support - Screen always on - No permissions required
Screenshots
Verdict
The clearest difference is ads: 친절서비스 at none against Round Millisecond Clock's shown. Round Millisecond Clock's advantage is update cadence (every 4 months vs every 83 months) and iOS requirement (13.0 vs 15.6). On price, in-app purchases and device support 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.
친절서비스 ships an update every 83 months, Round Millisecond Clock every 4 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.
| Parameter | 친절서비스 | Round Millisecond Clock |
|---|---|---|
| Price | Free | Free |
| Rating | — | 1.0 (1 ratings) — better |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 83 months | Every 4 months — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | — | Ad-supported |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 10 MB | 34 MB |
| Age rating | 4+ | 4+ |
| Developer | Jong Kook Kim | Seulki Eom |
In-app purchases
친절서비스
No in-app purchases
Round Millisecond Clock
No in-app purchases
