SFClock vs Color Date One
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SFClock
This utility app displays a flip clock and calendar. It offers customizable clock settings like 12/24 hour format and seconds display. Users can navigate the calendar and choose from various light and dark color themes.
- Flip clock display
- Calendar view
- 12/24 hour format
- Seconds display toggle
- Calendar month navigation
- Color themes
- Light/dark mode
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SFClock is a simple flip clock and calendar App. Flip clock and calendar are displayed in portrait, and only clock in landscape. You can change 12/24 hours and seconds display of clock. You also can move month in calendar with the arrows, and back to current month by tapping the month title. There are many color themes, and you can choose a light or dark one to use.
Color Date One
Customize your watch face with a highly visible date complication. Choose from various formats, adjust size, and personalize colors to match your style. Supports Japanese era names for a unique touch.
- Highly visible date complication
- Adjustable circular complication size
- Customizable date row colors
- Multiple date formats
- Japanese era name support
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Main Features 1. Highly visible date complication. 2. Circular complication is single element of weekday or day, which is adjustable in size. 3. Can set color of each date row using grid, slider, or color code. 4. Choose from 3 date formats, such as "year/month/day". 5. Compatible with Japanese era name. * Complications placed on colored dials are in monotone.
Screenshots
Verdict
The clearest difference is price: SFClock at Free against Color Date One's $1.99. SFClock also leads on rating (4.5 vs 1.0) and review sentiment (33% vs 0%). Color Date One's advantage is update cadence (every 3 weeks vs every 5 months) and iOS requirement (13.0 vs 17.0). 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
SFClock is free to download; Color Date One costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
SFClock holds the better App Store score, 4.5 against 1.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews point the same way: 33% of SFClock's written reviews are positive against 0% of Color Date One's.
SFClock ships an update every 5 months, Color Date One every 3 weeks. The most recent releases landed on September 14, 2026 and September 23, 2026 respectively.
| Parameter | SFClock | Color Date One |
|---|---|---|
| Price | Free — better | $1.99 |
| Rating | 4.5 (4 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 33.3% of reviews — better | 0.0% of reviews |
| Number of ratings | 4 — better | 1 |
| Update frequency | Every 5 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad, Vision Pro | iPhone, iPod, Apple Watch |
| Requires iOS | 17.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 0 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Yafei Dong | NAOTO UENO |
Customer experience
SFClock
Color Date One
In-app purchases
SFClock
No in-app purchases
Color Date One
No in-app purchases
Questions
Is SFClock free?
Is Color Date One free?
Which has better reviews, SFClock or Color Date One?
Do SFClock or Color Date One have ads?
Which is updated more often, SFClock or Color Date One?
Other comparisons
