# DayKeeper vs 日子盒

The clearest difference is in-app purchases: 日子盒 at none against DayKeeper's 4. DayKeeper's advantage is review sentiment (100% vs 67%) and update cadence (every 8 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. DayKeeper sells 4 in-app purchases, starting at $1.99 per month. 日子盒 asks for nothing beyond the download.

DayKeeper ships an update every 8 days, 日子盒 every 2 months. The most recent releases landed on October 20, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | DayKeeper | 日子盒 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/daykeeper-countdown-reminder/id6743952876/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | **100.0% of reviews** | 66.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 2 months |
| Monetization | Freemium | — |
| Size | 85 MB | 25 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [立战 王](https://appshunter.io/developer/1790215010) | [Stellar Byte Technology Corp.](https://appshunter.io/developer/1888851555) |

## What reviewers say

### DayKeeper

[App page](https://appshunter.io/ios/app/daykeeper-countdown-reminder/id6743952876)

Easily track and get reminders for important life events like birthdays, anniversaries, and trips. Customize your countdowns with unique styles and share your memories beautifully. Supports both Lunar and Gregorian calendars.

**Highlights:** Count Up & Countdown tracking, Customizable countdown books, Built-in holiday reminders, Shareable event pictures, Lunar & Gregorian calendar support, Event notifications, Date calculation tools

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DayKeeper Pro(1 Month) | $1.99 | per month |
| DayKeeper Pro(1 Year) | $5.99 | per year |
| DayKeeper Pro(Lifetime) | $6.99 | one-time |
| DayKeeper Pro(Lifetime) | $9.99 | one-time |


### 日子盒

[App page](https://appshunter.io/ios/app/id6777783477)

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

**In-app purchases:** none


## Frequently asked questions

### Is DayKeeper free?

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

### Is 日子盒 free?

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

### Do DayKeeper or 日子盒 have ads?

Neither DayKeeper nor 日子盒 shows ads.

### Which is updated more often, DayKeeper or 日子盒?

DayKeeper ships an update every 8 days, and 日子盒 every 2 months. Most recently, DayKeeper was updated on October 20, 2026 and 日子盒 on October 23, 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.*