# 倒数日 · Days Matter vs 快递100

The clearest difference is in-app purchases: 快递100 at none against 倒数日 · Days Matter's 11. 快递100 also leads on update cadence (weekly vs monthly). 倒数日 · Days Matter's advantage is review sentiment (87% vs 74%) and ratings volume (8.3K vs 1.4K). On price, rating, ads and monetization model there is nothing between them.

Both are free to download. 倒数日 · Days Matter sells 11 in-app purchases, starting at $0.49 per month. 快递100 asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for 倒数日 · Days Matter against 4.7 for 快递100. That said, the two scores are not equally well evidenced: 倒数日 · Days Matter has 8.3K ratings behind it against 1.4K, so its average is the more settled of the two. Written reviews are what separate them: 87% of 倒数日 · Days Matter's written reviews are positive against 74% of 快递100's.

倒数日 · Days Matter ships an update monthly, 快递100 weekly. Both last shipped on October 26, 2026.

## The numbers

| Metric | 倒数日 · Days Matter | 快递100 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (8.3K ratings)](https://appshunter.io/ios/app/days-matter/id406170251/reviews)** | [4.7 (1.4K ratings)](https://appshunter.io/ios/app/100/id458270120/reviews) |
| Number of ratings | **8.3K** | 1.4K |
| Positive reviews | **87.5% of reviews** | 74.4% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 263 MB | 287 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [iDaily Corp.](https://appshunter.io/developer/364264742) | [深圳前海百递网络有限公司](https://appshunter.io/developer/1145768252) |

## What reviewers say

### 倒数日 · Days Matter

[App page](https://appshunter.io/ios/app/days-matter/id406170251)

This app helps you track important dates, from birthdays and anniversaries to deadlines and personal milestones. It offers extensive date range support, cloud synchronization, and customizable categories to keep your memories and tasks organized. Features include historical date lookups and a built-in calculator.

**Highlights:** Countdown/count up to any date, Cloud synchronization, Lunar calendar support, Customizable categories, Historical dates, Date calculator, Password protection

**Features:** macOS Compatibility, Apple Watch app, iMessage stickers, Vision Pro support

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 倒数日 Pro · 月度会员 | $0.49 | per month |
| 倒数日相册 1000 张 | $0.99 | per month |
| 倒数日相册 2000 张 | $1.99 | per month |
| 倒数日相册 5000 张 | $3.99 | per month |
| 倒数日相册 10000 张 | $6.99 | per month |
| 倒数日重置密码 | $0.99 | one-time |
| メールアドレスカード | $2.99 | one-time |
| 咖啡 | $2.99 | one-time |
| Days Matter Pro | $4.99 | one-time |
| 银币 | $5.99 | one-time |
| 金币 | $14.99 | one-time |

**What reviewers like**

- 👍 Simple and easy to use
- 📆 Helps remember important dates
- 🗓️ Useful for tracking events and milestones
- 🧠 Aids in recalling memories
- 🔍 Provides historical information

**What reviewers complain about**

- 💰 Some features require paid subscription
- 🌐 Lack of English language support
- 🔧 Occasional bugs and crashes
- 🔍 Cluttered interface for some users
- ⚠️ Unexpected changes to login/sync methods

**Reported bugs**

- Incorrect date display in widget
- Inconsistent behavior when changing phones
- Sync issues causing data loss
- Unexpected app behavior after updates

**Requested features**

- Add English language option
- Improve widget customization
- Provide more theme/background options
- Allow manual date entry format customization
- Implement sync with other calendar apps


### 快递100

[App page](https://appshunter.io/ios/app/100/id458270120)

Track packages from over 3000 global carriers with advanced features like AI-powered delivery predictions and real-time updates. Send parcels with competitive pricing, convenient pickup options, and support for various shipping needs, including international and same-city express delivery.

**Highlights:** Global package tracking, AI delivery predictions, Price comparison for shipping, Door-to-door pickup, International shipping, Same-city express delivery, Batch shipping discounts

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

**In-app purchases:** none

**What reviewers like**

- 👍 Convenient and user-friendly
- 🚀 Fast and efficient tracking
- 📦 Supports wide range of carriers
- 💯 Reliable and accurate information

**What reviewers complain about**

- 🔍 Difficulty finding/tracking some international packages
- 📢 Excessive advertisements
- 🔒 Concerns about privacy and data usage
- 🐛 Frequent crashes and bugs

**Reported bugs**

- Constant crashing and freezing issues
- Scanning barcode feature not working properly
- Delayed or inaccurate tracking updates
- Compatibility problems with newer iOS versions

**Requested features**

- Paid subscription option to remove ads
- Improved push notification system
- Enhanced international package tracking
- Seamless cross-device sync and data transfer


## Frequently asked questions

### Is 倒数日 · Days Matter free?

倒数日 · Days Matter is free to download, with in-app purchases available.

### Is 快递100 free?

快递100 is free to download, with no in-app purchases.

### Which has better reviews, 倒数日 · Days Matter or 快递100?

倒数日 · Days Matter is rated higher. 倒数日 · Days Matter averages 4.8 out of 5 from 8.3K ratings, while 快递100 averages 4.7 from 1.4K ratings.

### Do 倒数日 · Days Matter or 快递100 have ads?

Both 倒数日 · Days Matter and 快递100 show ads.

### Which is updated more often, 倒数日 · Days Matter or 快递100?

倒数日 · Days Matter ships an update monthly, and 快递100 weekly. Most recently, 倒数日 · Days Matter was updated on October 26, 2026 and 快递100 on October 26, 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.*