Clock Seconds vs Custom Digital Clock
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Clock Seconds
A highly accurate and customizable digital clock that fills your screen. Offers adjustable colors, sizes, and 12/24 hour formats. Designed for minimal battery usage.
- Largest digital clock display
- Accurate atomic time comparison
- Customizable colors and dimensions
- 12/24 hour format options
- Minimal battery consumption design
- Portrait mode settings access
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Largest and most accurate digital clock to fit your screen, with customizable colors, dimensions, 12/24 hour modes, atomic (compare to https://time.gov) , and more. To customize the clock use Portrait, tap the clock to show / hide settings. The app was designed to minimize battery consumption on your device. Compare accuracy to https://time.gov
Custom Digital Clock
Display a stylish digital clock on your smartphone. Personalize the clock's appearance with custom coloring options to match your style.
- Stylish digital clock display
- Customizable coloring
- Smartphone integration
- Personalized appearance
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Stylish digital clock displayed on your smartphone. Customize the coloring freely.
Screenshots
Verdict
The clearest difference is rating: Clock Seconds at 5.0 against Custom Digital Clock's 1.0. Clock Seconds also leads on ads (none vs shown) and update cadence (every 4 weeks vs every 9 months). Custom Digital Clock's advantage is in-app purchases (none vs 2). On price 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. Clock Seconds sells 2 one-off in-app purchases. Custom Digital Clock asks for nothing beyond the download.
Clock Seconds holds the better App Store score, 5.0 against 1.0. That said, the two scores are not equally well evidenced: Clock Seconds has 5 ratings behind it against 1, so its average is the more settled of the two.
Clock Seconds ships an update every 4 weeks, Custom Digital Clock every 9 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.
| Parameter | Clock Seconds | Custom Digital Clock |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (5 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | 5 — better | 1 |
| Update frequency | Every 4 weeks — better | Every 9 months |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 22 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | David Engler - Apps | tadashi endo |
Customer experience
Clock Seconds
Custom Digital Clock
In-app purchases
Clock Seconds
- Remove Ads$2.99
- Unlock$9.99
Custom Digital Clock
No in-app purchases
Questions
Is Clock Seconds free?
Is Custom Digital Clock free?
Which has better reviews, Clock Seconds or Custom Digital Clock?
Do Clock Seconds or Custom Digital Clock have ads?
Which is updated more often, Clock Seconds or Custom Digital Clock?
Other comparisons
