# Fullscreen Clock vs Big Timer

The clearest difference is review sentiment: Fullscreen Clock at 76% against Big Timer's 20%. Fullscreen Clock also leads on rating (4.7 vs 3.0) and update cadence (every 9 days vs every 2 months). Big Timer's advantage is in-app purchases (none vs 1). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Fullscreen Clock sells 1 one-off in-app purchase. Big Timer asks for nothing beyond the download.

Fullscreen Clock holds the better App Store score, 4.7 against 3.0. That said, the two scores are not equally well evidenced: Fullscreen Clock has 2.2K ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 76% of Fullscreen Clock's written reviews are positive against 20% of Big Timer's.

Fullscreen Clock ships an update every 9 days, Big Timer every 2 months. The most recent releases landed on October 15, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Fullscreen Clock | Big Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (2.2K ratings)](https://appshunter.io/ios/app/fullscreen-clock-flip-and-focus/id1403700342/reviews)** | [3.0 (6 ratings)](https://appshunter.io/ios/app/big-timer-simple/id1619061460/reviews) |
| Number of ratings | **2.2K** | 6 |
| Positive reviews | **76.0% of reviews** | 20.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 9 days** | Every 2 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 18 MB | 13 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Gude Aipu Technology Co., Ltd](https://appshunter.io/developer/1896411340) | [Ryouhei Azuma](https://appshunter.io/developer/1353297781) |

## What reviewers say

### Fullscreen Clock

[App page](https://appshunter.io/ios/app/fullscreen-clock-flip-and-focus/id1403700342)

Transform your device into a stylish flip clock that doubles as a productivity tool. Enhance your workspace with aesthetic widgets and utilize the integrated focus timer for improved concentration during study or work sessions.

**Highlights:** Iconic flip clock animation, Deep focus timer (Pomodoro/custom), Stunning home screen widgets, Elegant and minimalist interface, Extensive customization options, Versatile timers and stopwatch, Floating clock for iPadOS

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP | $2.99 | one-time |

**What reviewers like**

- 🚀 Efficient
- 👍 Simple and useful
- 👍 Great tool
- 👍 Excellent app
- 👍 Awesome clock

**What reviewers complain about**

- 🐛 Ads disrupt usage
- 🐛 Buggy widget
- 🔋 Drains battery
- 👎 Hard to exit
- 👎 Annoying ads

**Reported bugs**

- Widget doesn't adjust for DST
- Clock resets when exiting app
- Hangs up on some devices
- Ads cover the clock

**Requested features**

- Add color customization
- Integrate date display
- Add 12-hour time format with AM/PM
- Improve countdown timer functionality
- Add stopwatch widget


### Big Timer

[App page](https://appshunter.io/ios/app/big-timer-simple/id1619061460)

This utility app features large, easy-to-read text for simple stopwatch and countdown timer functions. It's designed for quick visibility from a distance, making it ideal for straightforward timekeeping needs.

**Highlights:** Large, easy-to-read display, Stopwatch functionality, Countdown timer functionality, Simple interface

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Fullscreen Clock free?

Fullscreen Clock is free to download, with in-app purchases available.

### Is Big Timer free?

Big Timer is free to download, with no in-app purchases.

### Which has better reviews, Fullscreen Clock or Big Timer?

Fullscreen Clock is rated higher. Fullscreen Clock averages 4.7 out of 5 from 2.2K ratings, while Big Timer averages 3.0 from 6 ratings.

### Do Fullscreen Clock or Big Timer have ads?

Both Fullscreen Clock and Big Timer show ads.

### Which is updated more often, Fullscreen Clock or Big Timer?

Fullscreen Clock ships an update every 9 days, and Big Timer every 2 months. Most recently, Fullscreen Clock was updated on October 15, 2026 and Big Timer on October 7, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*