Klock vs Big Clock
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Klock
This minimalist clock application offers a sleek replacement for your device's default clock. It features 11 customizable color schemes to match your personal style, easily swiped through for selection.
- Minimalist design
- 11 color schemes
- Swipe to change color
- Sleek clock replacement
- iPhone, iPad, iPod touch support
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Klock is a simple and minimalist clock Application for your iPhone, iPod touch and iPad. Combined with a stand for the iPhone or a Smart Cover for the iPad, Klock can be used as a sleek clock replacement. Klock comes with 11 beautiful colorschemes to fit your style. Just swipe to the left or right to change color!
Big Clock
This utility app displays the current day, time, and date in a large, full-screen digital format. It offers customization options for clock digit color and includes integrated alarm, timer, and stopwatch functionalities with advanced settings like repetition and lap tracking.
- Full-screen digital clock display
- Customizable digit colors
- Multiple alarm settings
- Countdown timer
- Stopwatch with lap feature
- Display day and date
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Big Clock: The Ultimate High-Visibility Digital Display. Never struggle to read the time again. Big Digital Clock transforms your entire screen into a massive, crystal-clear time hub. Whether you need a reliable bedside clock for your nightstand or a giant countdown timer for the gym, our app delivers maximum visibility with a minimalist touch. WHY USERS LOVE BIG CLOCK: The Biggest Display: A true full-screen experience designed for visibility from across the room. Aesthetic Themes: Personalize your display with vibrant neon colors and high-contrast glow effects. Precision Tools: Includes a high-contrast Stopwatch with Laps and a Countdown Timer for workouts or study sessions. Smart Nightstand Alarms: Set multiple alarms with custom snooze, repetition, and loud wake-up tones. KEY FEATURES: 12/24 Hour Toggle: Switch formats instantly to suit your preference. Full Customization: Use the professional color picker to match your room’s aesthetic. Stay Punctual: A simple, distraction-free interface that stays active while you work or sleep. Stay punctual with the most readable clock on the App Store. Download Big Digital Clock today! Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is review sentiment: Klock at 89% against Big Clock's 0%. Klock also leads on rating (4.7 vs 3.5) and in-app purchases (none vs 3). On price, ratings volume, 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. Big Clock sells 3 in-app purchases, starting at $4.99 per 7 days. Klock asks for nothing beyond the download.
Klock holds the better App Store score, 4.7 against 3.5. Both are backed by a comparable volume of ratings — 3 and 4 respectively. Written reviews point the same way: 89% of Klock's written reviews are positive against 0% of Big Clock's.
Klock ships an update every 2 months, Big Clock every 3 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.
| Parameter | Klock | Big Clock |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (3 ratings) — better | 3.5 (4 ratings) |
| Positive reviews | 88.9% of reviews — better | 0.0% of reviews |
| Number of ratings | 3 | 4 — better |
| Update frequency | Every 2 months — better | Every 3 months |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 8.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 16 MB | 66 MB |
| Age rating | 4+ | 4+ |
| Developer | Lars Schwegmann | Kevin Ghori |
Customer experience
Klock
Big Clock
In-app purchases
Klock
No in-app purchases
Big Clock
- Big Digital Clock Weekly Plan$4.997 Days
- Big Digital Clock Monthly Plan$9.991 Month
- Big Digital Clock Yearly Plan$49.991 Year
