Days Matter Air vs 倒数321
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Days Matter Air
Track important upcoming and past events with a visual countdown. Supports a vast date range, custom categories, and widgets. Never miss a birthday, anniversary, or bill payment again.
- Countdown/count up to 10,000 years
- Support for various widgets
- Customizable event categories
- Lunar calendar support
- Pin important dates to the top
- Passcode protection
Read full descriptionHide full description
Days Matter is an app to countdown your important days, such as: How many days away from your Family’s birthday? When to pay your credit card? How many days are there from your payday? How long has it been since the baby was born? = Feature = ·10,000 Years Support - From January 1, The Year One AD to December 31, 9999 AD, count up/down. · Support Various Widgets · Today in History · Custom Categories - 3 default categories: Anniversary, Work, Life, support custom categories · Lunar Calendar Support: From 1901 AD to 2099 AD · Pin top for important dates, arranged in chronological order · Custom event background · Advanced feature: Passcode Protection Please feel free to provide problem reports, feature ideas and general comments. Proudly by Clover
倒数321
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.
- 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
Read full descriptionHide full description
「倒数321」是一款帮你记录生活中重要日子的倒计时app，功能包含倒数纪念日、正数日、记录纪念日、生日、传统节日等各种你关心的日子并及时提醒你。 我们可以记录这些： 约会/恋爱/结婚：和ta的重要日子不能忘记，提前准备礼物和惊喜吧 生日/聚会/旅游：好朋友在一起的生日、聚会、出游，都是值得记录的倒数时光 中考/高考/考研：考试没多少天了？别慌，有我们提醒，你每天都在认真学习哦 五一/国庆/春节：各种传统节假倒数时光，提前做好假期游玩计划吧 事件/任务/项目：为重要事项设置倒计时提醒，工作学习安排从容不惊 主要功能： 拍立传，绑定好友后，可以给各自的桌面小组件发送图片，随时随地分享日常或惊喜 合拍：全新的合拍功能，我的相机分你一半，你的桌面分我一半 个性化的小组件和桌面图标：为你的桌面带来不同的风格展示，充分展现自我，每天都有好心情~ 可爱的萌宠守护你每个关心的日子 支持设置农历事件，记录传统节日更方便 自定义分类，再多的倒数事件也能轻松管理 设置提前提醒，在重要日子来临前及时提醒你 事件置顶，将最重要的日子置顶展示 让时光倒数着我们期盼的快乐，铭记重要的时刻。 倒数321 会员连续包月说明 -订阅周期：1个月 -订阅价格：每月12元 -付款：用户确认购买并付款后记入 iTunes 账户 -取消续订：如需取消续订，请在当前订阅到期24小时以前，手动在 iTunes/AppleID 设置管理中关闭自动续订功能 -续订：苹果iTunes 账户会在到期前 24 小时内扣款，扣款成功后订阅周期顺延 1个月 -隐私政策：https://miaomengkeji.com/Privacy.html -用户协议：https://miaomengkeji.com/Agreement.html 如果您在使用过程中有任何问题或建议，欢迎加入我们的QQ群：785951496
Screenshots
Verdict
Days Matter Air and 倒数321 both sit at 4.7 stars, but that hides the real split: 85% of Days Matter Air's written reviews are positive against 50% of 倒数321's. Days Matter Air also leads on ratings volume (338 vs 35) and iOS requirement (12.0 vs 14.0). 倒数321's advantage is update cadence (monthly vs every 2 months). On price, rating, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Days Matter Air sells 4 one-off in-app purchases 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.
On the App Store both sit at effectively the same score — 4.7 for Days Matter Air against 4.6 for 倒数321. That said, the two scores are not equally well evidenced: Days Matter Air has 338 ratings behind it against 35, so its average is the more settled of the two. Written reviews are what separate them: 85% of Days Matter Air's written reviews are positive against 50% of 倒数321's.
Days Matter Air ships an update every 2 months, 倒数321 monthly. Both last shipped on October 24, 2026.
| Parameter | Days Matter Air | 倒数321 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (338 ratings) — better | 4.6 (35 ratings) |
| Positive reviews | 84.8% of reviews — better | 50.0% of reviews |
| Number of ratings | 338 — better | 35 |
| Update frequency | Every 2 months | Monthly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Freemium |
| Devices | iPhone, iPod, Apple Watch — better | iPhone, iPod |
| Requires iOS | 12.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 161 MB | 93 MB |
| Age rating | 4+ | 4+ |
| Developer | iDaily Corp. | MiaoA Technology Co., Ltd. |
Customer experience
Days Matter Air
倒数321
Bugs and requests
Days Matter Air
Reported bugs
3 issues- Occasional app crashes
- Widget disappearing from Notification Center
- Incompatibility with newer iOS versions
Requested features
5 requests- Add note/description field for events
- Provide more language options
- Improve Apple Watch app functionality
- Implement backup and restore options
- Add sorting/filtering for event lists
倒数321
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Days Matter Air
- Days Matter Air Pro$1.99
- 咖啡$2.99
- 银币$5.99
Show 1 moreShow fewer
- 金币$14.99
倒数321
- 倒数321连续包月优惠1 Month trial$0.991 Month
- 倒数321连续包月促销1 Month trial$1.991 Month
- 倒数321月份会员促销$2.99
- 倒数321永久会员限时促销$2.99
- 倒数321年会员促销$3.99
Show 12 moreShow fewer
- 倒数321月份会员$3.99
- 倒数321永久会员特惠促销$3.99
- 倒数321永久会员1折促销$3.99
- 倒数321包月会员$3.99
- 倒数321包月会员优惠$4.99
- 倒数321永久会员限时优惠$4.99
- 倒数321永久会员$5.99
- 倒数321包月会员促销$5.99
- 倒数321年会员$9.99
- 倒数321包年会员优惠$14.99
- 倒数321包年会员促销$14.99
- 倒数321永久会员$39.99
