# Big Days vs CountDays

The clearest difference is in-app purchases: CountDays at none against Big Days's 2. CountDays also leads on ads (none vs shown). Big Days's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 18.5). On price there is nothing between them.

Both are free to download. Big Days sells 2 one-off in-app purchases. CountDays asks for nothing beyond the download.

## The numbers

| Metric | Big Days | CountDays |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (590 ratings)](https://appshunter.io/ios/app/big-days-event-countdown/id940109775/reviews)** | — |
| Number of ratings | **590** | — |
| Positive reviews | 91.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 81 MB | 4 MB |
| Requires iOS | **15.0** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [astrovicApps](https://appshunter.io/developer/522189685) | [katsumi sano](https://appshunter.io/developer/1847215267) |

## What reviewers say

### Big Days

[App page](https://appshunter.io/ios/app/big-days-event-countdown/id940109775)

Easily track important dates with a stylish and lightweight countdown app. Set reminders for appointments, anniversaries, birthdays, and more. Customize with your own photos or find free images online, and receive notifications for upcoming events.

**Highlights:** Countdown to events, Track days elapsed, Customizable event images, Online image search (Pixabay), Event notifications/alarms, Favorite event display, Share events

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Widget Pack | $2.99 | one-time |
| Big Days Pro | $3.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🎨 Customizable backgrounds
- 📅 Helpful for tracking events
- 🎉 Exciting countdown feature
- 📷 Option to add images

**What reviewers complain about**

- 🔒 Limited free events
- 💰 Paywall for more features
- 🐛 Occasional crashes or glitches
- 📤 Difficulty transferring data to new devices

**Reported bugs**

- Login screen freezes
- Images disappearing from events
- Constant ads interrupting usage

**Requested features**

- Unlimited free events
- Recurring event option
- Customizable countdown styles
- Ability to reorder events
- Sync across multiple devices


### CountDays

[App page](https://appshunter.io/ios/app/countdays/id6771190031)

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

**In-app purchases:** none


## Frequently asked questions

### Is Big Days free?

Big Days is free to download, with in-app purchases available.

### Is CountDays free?

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

### Do Big Days or CountDays have ads?

Big Days shows ads; CountDays does not.

---

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