AlwaysOn Clock vs Big Clock
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AlwaysOn Clock
This utility app displays a customizable clock on your screen, offering curated colors, various font styles, and high contrast modes for optimal visibility. It supports both portrait and landscape orientations with a clean, distraction-free interface.
- Curated color options
- Multiple font styles
- High contrast modes
- Portrait and landscape support
- Distraction-free interface
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Key Features: • Curated colors, including night-friendly options • Font styles with different weights and designs • High contrast modes for optimal visibility • Works in both portrait and landscape orientations • Clean, distraction-free interface
Big Clock
Transform your device into a large, clear digital clock. Ideal for bedside tables, desks, or workouts, it offers an always-on display with customizable themes and brightness for easy readability in any environment.
- Fullscreen digital clock
- Always-on display mode
- Light and dark themes
- Brightness control
- Portrait and landscape support
- Minimal design
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Big Clock turns your iPhone or iPad into a clean, easy-to-read digital clock that stays visible when you need it most. Use it as a bedside night clock, desk clock, workout clock, or minimal always-on clock during work and study. Designed for simplicity, readability, and focus. FEATURES • Big fullscreen digital clock • Always-on display mode • Optional seconds display • Light and dark themes • Brightness control • Fullscreen mode • Works in portrait and landscape • One tap controls • Minimal and distraction-free design • Supports iPhone and iPad PERFECT FOR • Bedside nightstand clock • Desk setup clock • Kitchen clock • Study sessions • Work focus • Workout sessions • Low-light environments • Time visible from a distance Big Clock launches instantly and keeps the time clearly visible from across the room.
Screenshots
Verdict
The clearest difference is in-app purchases: AlwaysOn Clock at none against Big Clock's 7. Big Clock's advantage is update cadence (weekly vs every 4 months) and rating (4.3 vs 4.0). On price, ads, device support and iOS requirement 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 7 one-off in-app purchases. AlwaysOn Clock asks for nothing beyond the download.
Big Clock holds the better App Store score, 4.3 against 4.0. That said, the two scores are not equally well evidenced: Big Clock has 9 ratings behind it against 1, so its average is the more settled of the two.
AlwaysOn Clock ships an update every 4 months, Big Clock weekly. The most recent releases landed on October 30, 2026 and November 9, 2026 respectively.
| Parameter | AlwaysOn Clock | Big Clock |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (1 ratings) | 4.3 (9 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 1 | 9 — better |
| Update frequency | Every 4 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.6 — better | 16.0 |
| Further details — not scored | ||
| Size | 0 MB | 74 MB |
| Age rating | 4+ | 4+ |
| Developer | Aly Youssef | Nataliia Zarudna |
In-app purchases
AlwaysOn Clock
No in-app purchases
Big Clock
- Coffee Support$1.99
- Premium$2.99
- Premium + Coffee$4.99
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- Coffee & Croissant Support$5.99
- Premium + Coffee + Croissant$8.99
- Big Support$12.99
- Premium + Big Support$14.99









