# 倒数日 · Days Matter vs 倒数321

The clearest difference is review sentiment: 倒数日 · Days Matter at 88% against 倒数321's 50%. 倒数日 · Days Matter also leads on ratings volume (8.2K vs 34) and rating (4.8 vs 4.6). 倒数321's advantage is ads (none vs shown). On price, update cadence, in-app purchases 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 and 倒数321 sells 17 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

倒数日 · Days Matter holds the better App Store score, 4.8 against 4.6. That said, the two scores are not equally well evidenced: 倒数日 · Days Matter has 8.2K ratings behind it against 34, so its average is the more settled of the two. Written reviews point the same way: 88% of 倒数日 · Days Matter's written reviews are positive against 50% of 倒数321's.

倒数日 · Days Matter ships an update every 3 weeks, 倒数321 monthly. The most recent releases landed on October 16, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | 倒数日 · Days Matter | 倒数321 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (8.2K ratings)](https://appshunter.io/ios/app/days-matter/id406170251/reviews)** | [4.6 (34 ratings)](https://appshunter.io/ios/app/321/id1596420055/reviews) |
| Number of ratings | **8.2K** | 34 |
| Positive reviews | **87.6% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free with in-app purchases | Freemium |
| Size | 259 MB | 93 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [iDaily Corp.](https://appshunter.io/developer/364264742) | [MiaoA Technology Co., Ltd.](https://appshunter.io/developer/1596420057) |

## 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


### 倒数321

[App page](https://appshunter.io/ios/app/321/id1596420055)

This app helps you track important dates with countdowns and reminders. It supports various events like anniversaries, birthdays, holidays, and tasks, offering personalized widgets and cute pet guardians to enhance your experience.

**Highlights:** Countdown and count-up for important dates, Reminders for anniversaries, birthdays, and holidays, Customizable widgets and desktop icons, Photo sharing with friends via widgets, Support for Lunar calendar events, Event categorization and prioritization, Cute pet guardians for events

**Features:** macOS Compatibility

**In-app purchases (17)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 倒数321连续包月优惠 | $0.99 | per month |
| 倒数321连续包月促销 | $1.99 | per month |
| 倒数321月份会员促销 | $2.99 | one-time |
| 倒数321永久会员限时促销 | $2.99 | one-time |
| 倒数321年会员促销 | $3.99 | one-time |
| 倒数321月份会员 | $3.99 | one-time |
| 倒数321永久会员特惠促销 | $3.99 | one-time |
| 倒数321永久会员1折促销 | $3.99 | one-time |
| 倒数321包月会员 | $3.99 | one-time |
| 倒数321包月会员优惠 | $4.99 | one-time |
| 倒数321永久会员限时优惠 | $4.99 | one-time |
| 倒数321永久会员 | $5.99 | one-time |
| 倒数321包月会员促销 | $5.99 | one-time |
| 倒数321年会员 | $9.99 | one-time |
| 倒数321包年会员优惠 | $14.99 | one-time |
| 倒数321包年会员促销 | $14.99 | one-time |
| 倒数321永久会员 | $39.99 | one-time |


## 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 倒数321 free?

倒数321 is free to download, with in-app purchases available.

### Which has better reviews, 倒数日 · Days Matter or 倒数321?

倒数日 · Days Matter is rated higher. 倒数日 · Days Matter averages 4.8 out of 5 from 8.2K ratings, while 倒数321 averages 4.6 from 34 ratings.

### Do 倒数日 · Days Matter or 倒数321 have ads?

倒数日 · Days Matter shows ads; 倒数321 does not.

### Which is updated more often, 倒数日 · Days Matter or 倒数321?

倒数日 · Days Matter ships an update every 3 weeks, and 倒数321 monthly. Most recently, 倒数日 · Days Matter was updated on October 16, 2026 and 倒数321 on September 28, 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.*