倒数 · 纪念日 vs HiDays
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
倒数 · 纪念日
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不再忘记重要的日子，记录生活中重要的时刻，可以是纪念日、生日、高考倒计时 「功能介绍」 ·记录日子，纪念日、生日、高考倒计时等重要日程 ·分类管理，工作、生活、学习，支持自定义更多分类 ·自定义背景，为你重要的日子，选上一张特殊的背景
HiDays
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Hidays Countdown: A sleek and beautiful tool for counting up and counting down to anniversaries. Track the dates that matter most to you, making life more anticipatory and memorable. • Countdown Days: Easily identify remaining days. • Count Up Days: Keep track of the time since. • Event Notifications: Enable notifications. • Event Icons: Cute and intuitive icons. • Data Backup: Automatically syncs with iCloud. • Home Screen Widget: Check dates without opening the app. • Light and Dark Themes: Choose as you like.
Screenshots
Verdict
The clearest difference is ads: HiDays at none against 倒数 · 纪念日's shown. HiDays also leads on update cadence (every 8 days vs every 3 weeks). 倒数 · 纪念日's advantage is iOS requirement (10.0 vs 17.0). On price, 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. 倒数 · 纪念日 sells 1 in-app purchase, starting at $52.99 per year and HiDays sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
倒数 · 纪念日 ships an update every 3 weeks, HiDays every 8 days. The most recent releases landed on October 27, 2026 and October 4, 2026 respectively.
| Parameter | 倒数 · 纪念日 | HiDays |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | Every 8 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 10.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 40 MB | 75 MB |
| Age rating | 4+ | 9+ |
| Developer | Enle Inc. | 阳 张 |
In-app purchases
倒数 · 纪念日
- 倒数纪念日连续包年会员3 Days trial$52.991 Year
HiDays
- Life Time Pro Access$2.99
