# 倒数日 · Days Matter vs 信人XRMS

The clearest difference is in-app purchases: 信人XRMS at none against 倒数日 · Days Matter's 11. 信人XRMS also leads on ads (none vs shown). 倒数日 · Days Matter's advantage is update cadence (every 3 weeks vs every 2 months) and device support (4 vs 2). On price and iOS requirement 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. 信人XRMS asks for nothing beyond the download.

倒数日 · Days Matter ships an update every 3 weeks, 信人XRMS every 2 months. The most recent releases landed on October 20, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | 倒数日 · Days Matter | 信人XRMS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (8.2K ratings)](https://appshunter.io/ios/app/days-matter/id406170251/reviews)** | — |
| Number of ratings | **8.2K** | — |
| Positive reviews | 87.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 259 MB | 49 MB |
| Requires iOS | 13.0 | **12.1** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [iDaily Corp.](https://appshunter.io/developer/364264742) | [上海全正信息科技有限公司](https://appshunter.io/developer/1494264754) |

## 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


### 信人XRMS

[App page](https://appshunter.io/ios/app/xrms/id1560057739)

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

**In-app purchases:** none


## 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 信人XRMS free?

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

### Do 倒数日 · Days Matter or 信人XRMS have ads?

倒数日 · Days Matter shows ads; 信人XRMS does not.

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

倒数日 · Days Matter ships an update every 3 weeks, and 信人XRMS every 2 months. Most recently, 倒数日 · Days Matter was updated on October 20, 2026 and 信人XRMS on October 6, 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.*