Countdown 321 vs 日子盒
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Countdown 321
Easily track important upcoming events and past milestones with a clean, minimalist interface. Get instant updates via home screen widgets and sync your data across devices with iCloud. Never forget a special day again.
- Countdown and count-up days
- Reminders and notifications
- Life calendar visualization
- Timeline view
- Minimalist design
- Home screen widgets
- iCloud sync
Read full descriptionHide full description
Do you find yourself like this? • An important day is coming, but you always forget the reminder? • Want to record life events, but get lost in scattered notes? • Looking forward to a trip, birthday, or anniversary, yet have no clear countdown? With Countdown 321, every special moment becomes crystal clear! ► 【Core Features】 • Countdown & Count-up Days: Track upcoming events or anniversaries with ease. • Reminders & Notifications: Never miss important moments again. • Life Calendar Visualization: See your remaining time in a clear and meaningful way. • Timeline View: All events are displayed on a timeline — past and future at a glance. • Minimalist Design: Clean and simple, only the dates that matter to you. • Home Screen Widgets: View your countdowns instantly without opening the app. • iCloud Sync: Access your events seamlessly across iPhone, iPad, and Mac. ► 【Perfect For】 • Birthdays, anniversaries, wedding anniversaries — keep warm reminders. • Exams, competitions, and study goals — stay prepared. • Trips, vacations, concerts — count down the exciting days. • New Year’s goals and past milestones — track your journey through time. • Life countdown — remind yourself to cherish every moment. ► 【Why Choose Countdown 321?】 Minimalist design, focused on what matters most. Accurate countdowns to track every milestone. Handy widgets for quick access right on your home screen. Reliable iCloud sync so your data is always safe. Let Countdown 321 be your companion in recording and witnessing every meaningful moment. Terms of Service: https://www.notion.so/timekeep/User-Agreement-Privacy-Policy-of-Countdown321-APP-2525858d478680319f6de841fdfb52f5 Privacy Policy: https://www.notion.so/timekeep/User-Agreement-Privacy-Policy-of-Countdown321-APP-2525858d478680319f6de841fdfb52f5 Follow us for tips: 小红书 @呱呱计数 | X @FrogCount Feedback & Support: 3578027083@qq.com
日子盒
Read full descriptionHide full description
日子盒是一款简洁的倒数日与纪念日工具. 把生日, 纪念日, 考试, 节日, 旅行, 还款日记进来, 首页和桌面一眼看到还有多少天, 或者已经过去了多少天. 核心功能 - 下一个重要日子: 首页大字显示最近要到的那一天, 其余按 "即将到来" 和 "已经" 分组 - 公历与农历: 农历生日, 春节, 中秋都能准确倒数, 每年自动算出下一次 - 桌面与锁屏小组件: 小尺寸, 中尺寸和锁屏小组件, 可自动显示下一个日子, 也可固定某一个 - 模板快速开始: 生日, 纪念日, 春节, 中秋, 考试, 旅行, 一键带入日期和重复规则 - 分享图片: 把某个日子生成一张图片, 发给家人朋友 - 四套主题: 简白, 节令, 胶片, 糖果, 全部免费, 均支持深色模式 本地优先 数据只保存在你的手机上, 无需注册登录, 不上传服务器, 无广告. 支持导出 / 导入 JSON 备份, 换手机也能带走. 适合记录 家人朋友的生日, 恋爱和结婚纪念日, 宝宝出生天数, 高考考研倒计时, 旅行出发日, 每月还款日等一切不想错过的日子.
Screenshots
Verdict
The clearest difference is in-app purchases: 日子盒 at none against Countdown 321's 3. 日子盒 also leads on iOS requirement (15.0 vs 18.0). Countdown 321's advantage is review sentiment (96% vs 67%). On price, update cadence, ads and device support 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. Countdown 321 sells 3 in-app purchases, starting at $1.99 per year. 日子盒 asks for nothing beyond the download.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 24, 2026 and October 23, 2026 respectively.
| Parameter | Countdown 321 | 日子盒 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (8 ratings) — better | — |
| Positive reviews | 95.8% of reviews — better | 66.7% of reviews |
| Number of ratings | 8 — better | — |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 18.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 6 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | 帆 邱 | Stellar Byte Technology Corp. |
Customer experience
Countdown 321
日子盒
In-app purchases
Countdown 321
- CountdownPro$1.991 Year
- Lifetime Pro$1.99
- Lifetime Pro$2.99
日子盒
No in-app purchases
