# Big Day vs Zen Flip Clock

The clearest difference is price: Zen Flip Clock at Free against Big Day's $0.99. Zen Flip Clock also leads on rating (4.7 vs 4.2) and update cadence (every 2 weeks vs every 6 months). Big Day's advantage is in-app purchases (none vs 3) and chart position (#33 vs unranked). On ads and device support there is nothing between them.

Zen Flip Clock is free to download; Big Day costs $0.99 up front. Zen Flip Clock sells 3 in-app purchases, starting at $0.99 per month. Big Day asks for nothing beyond the download.

Zen Flip Clock holds the better App Store score, 4.7 against 4.2. That said, the two scores are not equally well evidenced: Zen Flip Clock has 6.2K ratings behind it against 58, so its average is the more settled of the two. Written reviews point the same way: 62% of Big Day's written reviews are positive against 71% of Zen Flip Clock's.

Big Day ships an update every 6 months, Zen Flip Clock every 2 weeks. Both last shipped on November 13, 2026.

## The numbers

| Metric | Big Day | Zen Flip Clock |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [4.2 (58 ratings)](https://appshunter.io/ios/app/big-day-event-countdown/id295759189/reviews) | **[4.7 (6.2K ratings)](https://appshunter.io/ios/app/zen-flip-clock-minimal-timer/id1265404088/reviews)** |
| Number of ratings | 58 | **6.2K** |
| Positive reviews | 61.7% of reviews | **71.4% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | **#33** | — |
| Size | 42 MB | 106 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [whatisid](https://appshunter.io/developer/295759192) | [Chaoyang Minimal Software Studio](https://appshunter.io/developer/1065436362) |

## What reviewers say

### Big Day

[App page](https://appshunter.io/ios/app/big-day-event-countdown/id295759189)

**Currently charting:** #33 Top Paid · Lifestyle (US App Store)

Easily track important upcoming events with visually appealing widgets. This app offers a simple, beautiful way to count down to or count up from significant dates using your own photos and animations.

**Highlights:** Home screen widgets, Custom photo backgrounds, Animation effects, Event sharing, Notification alarms, Color customization, Supports up to 30 events

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

**In-app purchases:** none

**What reviewers like**

- 👍 Great app
- 🚀 Simple and effective
- 💡 Ability to use own photos
- 👍 Visually appealing
- 👍 Useful for tracking events

**What reviewers complain about**

- 🐛 Crashes or freezes
- 🔍 Limited customization options
- 🔍 Outdated design
- 🔍 Lacks features like sorting or reordering events
- 🔍 Limited number of events allowed

**Reported bugs**

- Dates changing in the background without user interaction
- Widget not updating automatically
- Crashes when trying to add/edit events or change photos

**Requested features**

- Allow more than 20 events
- Add option to count in weeks/months instead of just days
- Implement iCloud sync
- Add widget support
- Allow reordering of events


### Zen Flip Clock

[App page](https://appshunter.io/ios/app/zen-flip-clock-minimal-timer/id1265404088)

This minimalist app offers a clear and simple way to track time with various clock styles and focus tools. It includes a Pomodoro timer, count-up timer, and hourly chimes to enhance productivity and routine building.

**Highlights:** Multiple clock themes (flip, digital, minimalist), Fullscreen desk and nightstand clock modes, Built-in Pomodoro timer, Count up timer, Hourly chime and reminders, Focus statistics, Home and lock screen widgets

**Features:** macOS Compatibility, Family Sharing, Vision Pro support, iPhone Duo support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $0.99 | per month |
| Yearly Pro | $4.99 | per year |
| Lifetime Pro | $9.99 | one-time |

**What reviewers like**

- 🚀 Amazing app
- 👍 Aesthetic and minimalistic
- 👍 Useful for studying and productivity
- 👍 Simple and easy to use
- 👍 Great for a desk clock

**What reviewers complain about**

- 🐛 Time display issues
- 🐛 Widget not working as expected
- 🐛 Pomodoro timer resets when switching apps
- 🔋 High battery consumption
- 💰 Paid features required for full functionality

**Reported bugs**

- Time display inaccuracies
- Widget freezing and displaying incorrect time
- Pomodoro timer not working as expected
- Compatibility issues with latest iOS updates
- App crashing or becoming unresponsive

**Requested features**

- Add alarm functionality
- Implement live activities support
- Allow custom pomodoro timer durations
- Provide more theme/color options
- Add world clock/timezone support


## Frequently asked questions

### Is Big Day free?

Big Day costs $0.99, with no in-app purchases.

### Is Zen Flip Clock free?

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

### Which has better reviews, Big Day or Zen Flip Clock?

Zen Flip Clock is rated higher. Big Day averages 4.2 out of 5 from 58 ratings, while Zen Flip Clock averages 4.7 from 6.2K ratings.

### Do Big Day or Zen Flip Clock have ads?

Neither Big Day nor Zen Flip Clock shows ads.

### Which is updated more often, Big Day or Zen Flip Clock?

Big Day ships an update every 6 months, and Zen Flip Clock every 2 weeks. Most recently, Big Day was updated on November 13, 2026 and Zen Flip Clock on November 13, 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.*