Clock Seconds vs PackFast
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
PackFast
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PackFast is a packing app that helps you smartly manage what to bring for travel and everyday life. Create packs, use checklists to prevent forgetting items, and easily share lists with family and friends via QR.
Screenshots
Verdict
The clearest difference is in-app purchases: PackFast at none against Clock Seconds's 2. Clock Seconds's advantage is ads (none vs shown) and iOS requirement (13.0 vs 26.0). On price, update cadence 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. PackFast asks for nothing beyond the download.
Clock Seconds ships an update every 4 weeks, PackFast every 5 weeks. The most recent releases landed on September 15, 2026 and September 21, 2026 respectively.
| Parameter | Clock Seconds | PackFast |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (4 ratings) — better | — |
| Number of ratings | 4 — better | — |
| Update frequency | Every 4 weeks — better | Every 5 weeks |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 22 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | David Engler - Apps | Kento Hashiguchi |
In-app purchases
Clock Seconds
- Remove Ads$2.99
- Unlock$9.99
PackFast
No in-app purchases
