# 倒数日 · Days Matter vs 时间流

The clearest difference is ads: 时间流 at none against 倒数日 · Days Matter's shown. 时间流 also leads on update cadence (every 3 days vs monthly) and monetization model (free vs free with in-app purchases). 倒数日 · Days Matter's advantage is ratings volume (8.3K vs 3). On price, rating, in-app purchases and device support 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 时间流 sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

时间流 holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: 倒数日 · Days Matter has 8.3K ratings behind it against 3, so its average is the more settled of the two.

倒数日 · Days Matter ships an update monthly, 时间流 every 3 days. The most recent releases landed on October 24, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | 倒数日 · Days Matter | 时间流 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (8.3K ratings)](https://appshunter.io/ios/app/days-matter/id406170251/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/id6777999049/reviews)** |
| Number of ratings | **8.3K** | 3 |
| Positive reviews | 87.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 3 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 263 MB | 81 MB |
| Requires iOS | **15.0** | 16.2 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [iDaily Corp.](https://appshunter.io/developer/364264742) | [静娴 孙](https://appshunter.io/developer/6777891923) |

## 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


### 时间流

[App page](https://appshunter.io/ios/app/id6777999049)

Effortlessly track your daily time flow with minimal input. Quickly start timers for activities, visualize your day's timeline, and understand where your time is spent through insightful statistics. Supports multiple concurrent timers and voice input for activity names.

**Highlights:** Minimalist time tracking, Parallel activity timers, Voice input for activity names, Live Activity and Dynamic Island display, Local data storage, NFC sticker integration

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TimeFlow Pro 月订阅 | $0.99 | per month |
| TimeFlow Pro 年订阅 | $7.99 | per year |
| TimeFlow Pro 终身会员 | $9.99 | 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 时间流 free?

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

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

时间流 is rated higher. 倒数日 · Days Matter averages 4.8 out of 5 from 8.3K ratings, while 时间流 averages 5.0 from 3 ratings.

### Do 倒数日 · Days Matter or 时间流 have ads?

倒数日 · Days Matter shows ads; 时间流 does not.

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

倒数日 · Days Matter ships an update monthly, and 时间流 every 3 days. Most recently, 倒数日 · Days Matter was updated on October 24, 2026 and 时间流 on October 17, 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.*