1DayS vs 数数日子
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
1DayS
This app helps you track and remember important dates like birthdays, anniversaries, holidays, and deadlines. It offers customizable widgets, cloud synchronization, and a choice of UI themes. Never miss a significant event again with precise reminders.
- Track birthdays, anniversaries, holidays, deadlines
- Public and lunar calendar support
- Customizable widgets
- Cloud synchronization
- Multiple background options
- One-click public holiday addition
- Light and dark UI themes
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“1DayS”是你的首选纪念日管理工具，让你不再错过任何重要日子。不管是过去还是未来，亦或是当下，无论是生日、纪念日，还是节日、还款日，亦或是考试倒计时、发工资倒计时，都会精确为您记录和提醒。 亮点功能 l 支持公历/农历 l 多款小组件灵活自定义 l 云端同步，重要日子不怕丢失 l 多款风景背景供选择 l 公共节日一键添加 l 日子长按排序，随心而定 l 浅色深色两套UI主题 隐私声明： https://www.kairusi.com/1days-privacy.html
数数日子
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核心功能 纪念日管家：从恋爱100天到猫咪绝育3周年，所有需要假装记得的日子，我们都帮你精确到天 倒计时狂魔：距离发工资还有3天？春节假期倒计时180天？比老板画的饼更实在的时间刻度尺 物理级隐私：不联网、不传数据、不要权限——防闺蜜防老板防大数据的终极三防手机保镖 用户痛点解决方案 场景1：当对象问"今天是什么日子"，你不再需要靠"爱你的每一天都是纪念日"这种土味情话蒙混过关 场景2：终于能在同学聚会准确说出"我们上次见面是372天前"，达成社交圈时间管理の神成就 场景3：手机里终于有个APP不会偷偷问"是否允许访问相册通讯录位置信息"，像极了爱情里给足安全感的理想型 产品宣言 我们是一款"三无产品"： 无广告（连「猜你喜欢」的试探都没有） 无权限（摄像头麦克风？我们比ATM机更守身如玉） 无联网（服务器是什么？能吃吗？） 正如开发者宣言：「如果哪天这个APP开始要权限了，请立刻卸载并拨打110举报我被绑架了」 技术亮点 断网运行：采用量子纠缠原理，保证数据只存在于你的手机和你的大脑之间 极简设计：操作简单到连你家猫都能学会，毕竟我们砍掉了所有「点击这里看广告解锁特效」的迷惑功能 隐私堡垒：数据加密技术荣获「薛定谔的保险箱」认证——除非你主动打开，否则连开发者都不知道里面有什么
Screenshots
Verdict
The clearest difference is update cadence: 数数日子 at daily against 1DayS's every 3 weeks. 1DayS's advantage is iOS requirement (12.0 vs 15.6). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
1DayS ships an update every 3 weeks, 数数日子 daily. The most recent releases landed on October 19, 2026 and October 30, 2026 respectively.
| Parameter | 1DayS | 数数日子 |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 3 weeks | Daily — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 102 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | KAIROS Company Limited | 莹 李 |
In-app purchases
1DayS
No in-app purchases
数数日子
No in-app purchases
