# 倒计时日历 vs Time Arrow

The clearest difference is in-app purchases: 倒计时日历 at none against Time Arrow's 2. 倒计时日历 also leads on ads (none vs shown). Time Arrow's advantage is review sentiment (77% vs 45%) and update cadence (every 5 weeks vs every 6 months). On price, rating, ratings volume and device support there is nothing between them.

Both are free to download. Time Arrow sells 2 in-app purchases, starting at $1.99 per year. 倒计时日历 asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for 倒计时日历 against 4.7 for Time Arrow. Both are backed by a comparable volume of ratings — 97 and 88 respectively. Written reviews are what separate them: 45% of 倒计时日历's written reviews are positive against 77% of Time Arrow's.

倒计时日历 ships an update every 6 months, Time Arrow every 5 weeks. The most recent releases landed on October 12, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | 倒计时日历 | Time Arrow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (97 ratings)](https://appshunter.io/ios/app/365/id1308733449/reviews)** | [4.7 (88 ratings)](https://appshunter.io/ios/app/time-arrow-countdown-tracker/id1324869633/reviews) |
| Number of ratings | **97** | 88 |
| Positive reviews | 45.0% of reviews | **76.8% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 5 weeks** |
| Monetization | **Free** | Freemium |
| Size | 39 MB | 25 MB |
| Requires iOS | **8.0** | 9.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [彬彬 岳](https://appshunter.io/developer/1267196918) | [重赞 韩](https://appshunter.io/developer/1131982671) |

## What reviewers say

### 倒计时日历

[App page](https://appshunter.io/ios/app/365/id1308733449)

This app helps you track important upcoming dates and events with customizable countdowns. It sends timely notifications for significant days like birthdays, anniversaries, and holidays, ensuring you never miss a special occasion. Organize your events with categories and beautiful backgrounds.

**Highlights:** Countdown for days remaining or passed, Repeat countdowns (daily, weekly, monthly, yearly), Push notifications for upcoming events, Categorization and sorting of important days, Selection of high-quality background images

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

**In-app purchases:** none


### Time Arrow

[App page](https://appshunter.io/ios/app/time-arrow-countdown-tracker/id1324869633)

Track important dates with a countdown and count-up tool. Never forget anniversaries, birthdays, or payment deadlines again. Offers quick recording, sharing, and customizable widgets.

**Highlights:** Countdown and count-up modes, Quick event recording, Card sharing, Multiple widget options, Annual/monthly anniversary display, Cloud backup (Premium), Daily reminders (Premium)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium - Yearly Subscription | $1.99 | per year |
| Premium | $4.99 | one-time |


## Frequently asked questions

### Is 倒计时日历 free?

倒计时日历 is free to download, with no in-app purchases.

### Is Time Arrow free?

Time Arrow is free to download, with in-app purchases available.

### Which has better reviews, 倒计时日历 or Time Arrow?

倒计时日历 is rated higher. 倒计时日历 averages 4.8 out of 5 from 97 ratings, while Time Arrow averages 4.7 from 88 ratings.

### Do 倒计时日历 or Time Arrow have ads?

Time Arrow shows ads; 倒计时日历 does not.

### Which is updated more often, 倒计时日历 or Time Arrow?

倒计时日历 ships an update every 6 months, and Time Arrow every 5 weeks. Most recently, 倒计时日历 was updated on October 12, 2026 and Time Arrow 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.*