# Countdown vs Simple Diary

The clearest difference is update cadence: Countdown at every 8 days against Simple Diary's every 3 months. Countdown also leads on iOS requirement (11.0 vs 16.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Countdown ships an update every 8 days, Simple Diary every 3 months. The most recent releases landed on September 21, 2026 and May 15, 2026 respectively.

## The numbers

| Metric | Countdown | Simple Diary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/countdown-reminder-and-timer/id1659178143/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 55.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 8 days** | Every 3 months |
| Monetization | Ad-supported | — |
| Size | 16 MB | 8 MB |
| Requires iOS | **11.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [晓文 刘](https://appshunter.io/developer/1525471628) | [Kana Uchida](https://appshunter.io/developer/1819475901) |

## What reviewers say

### Countdown

[App page](https://appshunter.io/ios/app/countdown-reminder-and-timer/id1659178143)

Never forget important dates again with this app. It helps you track upcoming events like birthdays and holidays, and also shows how many days have passed since a specific event. Customize reminders and categorize your countdowns for better organization.

**Highlights:** Positive countdowns for future events, Track days passed for past events, Customizable push reminders, Repeatable date settings, Date categorization, Today in History feature, Icon color customization

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

**In-app purchases:** none


### Simple Diary

[App page](https://appshunter.io/ios/app/simple-diary-myjot/id6747032449)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Countdown free?

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

### Is Simple Diary free?

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

### Do Countdown or Simple Diary have ads?

Both Countdown and Simple Diary show ads.

### Which is updated more often, Countdown or Simple Diary?

Countdown ships an update every 8 days, and Simple Diary every 3 months. Most recently, Countdown was updated on September 21, 2026 and Simple Diary on May 15, 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.*