Comparison

Time Zone Converter vs 레트로 시계

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

Time Zone Converter

Time Zone Converter & Planner

Free

🔧 Utilities

★ 5.02 ratingsView app →

About

Time Zone Converter

Easily track multiple time zones, convert times between cities, and customize clock displays. This app helps travelers, remote workers, and global teams stay organized and avoid missing deadlines.

Highlights

Track multiple time zones
Instant time conversion
Customizable clock display
Seamless scheduling tools
Global time management

Features

Read full description

Sleeko is the ultimate timezone and clock app designed for travelers, remote workers, and global teams. With an intuitive interface, you can: 1. Track multiple time zones in one place 2. Convert time instantly between cities 3. Customize your clock display for easy reference 4. Stay productive with seamless scheduling tools Never miss a meeting or deadline again—download Sleeko now and take control of your time!

About

레트로 시계

Features

Read full description

심플한 레트로 LCD 시계입니다. 7세그먼트 디스플레이로 시간을 보여주고, 날짜와 날씨도 함께 표시됩니다. 화면이 꺼지지 않아 탁상시계로 딱 좋습니다. • 5가지 LCD 테마 (게임보이, 네온, 앰버, 블루, 레드) • 현재 위치 기반 날씨 표시 • 날짜 및 요일 표시 • 가로 모드 전체화면 • 광고 없음, 추적 없음

Screenshots

Time Zone Converter1 screens

레트로 시계3 screens

Verdict

The call

The clearest difference is update cadence: 레트로 시계 at fortnightly against Time Zone Converter's every 3 months. 레트로 시계 also leads on iOS requirement (13.0 vs 15.1). On price, ads, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Time Zone Converter ships an update every 3 months, 레트로 시계 fortnightly. The most recent releases landed on October 21, 2026 and October 16, 2026 respectively.

Scorecard2 real differences · 8 level

Time Zone Converter versus 레트로 시계: the parameters behind the verdict, then further details
Parameter	Time Zone Converter	레트로 시계
Price	Free	Free
Rating	5.0 (2 ratings) — better	—
Positive reviews	100.0% of reviews	—
Number of ratings	2 — better	—
Update frequency	Every 3 months	Fortnightly — better
Ads	No	No
In-app purchases	No	No
Monetization	Free	—
Devices	iPhone, iPod	iPhone, iPad, iPod — better
Requires iOS	15.1	13.0 — better
Further details — not scored
Size	33 MB	15 MB
Age rating	4+	4+
Developer	Nischal Gautam	YOUNGJOO KIM

In-app purchases

None

Time Zone Converter

No in-app purchases

None

레트로 시계

No in-app purchases

Questions

Is Time Zone Converter free?

Time Zone Converter is free to download, with no in-app purchases.

Is 레트로 시계 free?

레트로 시계 is free to download, with no in-app purchases.

Do Time Zone Converter or 레트로 시계 have ads?

Neither Time Zone Converter nor 레트로 시계 shows ads.

Which is updated more often, Time Zone Converter or 레트로 시계?

Time Zone Converter ships an update every 3 months, and 레트로 시계 fortnightly. Most recently, Time Zone Converter was updated on October 21, 2026 and 레트로 시계 on October 16, 2026.