Black Clock vs Time Zone Converter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Black Clock
A straightforward analog clock application offering a clean and simple design. It displays time with classic hands on a dial, providing an uncluttered visual experience for users who prefer traditional timekeeping.
- Simple design
- Clean interface
- Analog display
- Classic clock hands
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- simple, clean, analog clock
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.
- Track multiple time zones
- Instant time conversion
- Customizable clock display
- Seamless scheduling tools
- Global time management
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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!
Screenshots
Verdict
The clearest difference is price: Time Zone Converter at Free against Black Clock's $4.99. Time Zone Converter also leads on review sentiment (100% vs 57%) and update cadence (every 3 months vs every 9 months). Black Clock's advantage is chart position (#191 vs unranked) and iOS requirement (13.0 vs 15.1). On 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
Time Zone Converter is free to download; Black Clock costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Black Clock ships an update every 9 months, Time Zone Converter every 3 months. The most recent releases landed on September 26, 2026 and October 4, 2026 respectively.
| Parameter | Black Clock | Time Zone Converter |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | — | 5.0 (2 ratings) — better |
| Positive reviews | 57.1% of reviews | 100.0% of reviews — better |
| Number of ratings | — | 2 — better |
| Update frequency | Every 9 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Best chart rank | #191 — better | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 0 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | MacMedia | Nischal Gautam |
Customer experience
Black Clock
Time Zone Converter
In-app purchases
Black Clock
No in-app purchases
Time Zone Converter
No in-app purchases
Questions
Is Black Clock free?
Is Time Zone Converter free?
Do Black Clock or Time Zone Converter have ads?
Which is updated more often, Black Clock or Time Zone Converter?
Other comparisons
