# 懷舊日曆 vs WT

The clearest difference is price: WT at Free against 懷舊日曆's $5.99. WT also leads on update cadence (every 5 days vs every 3 weeks) and iOS requirement (12.0 vs 17.0.1). On ads, in-app purchases and device support there is nothing between them.

WT is free to download; 懷舊日曆 costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

懷舊日曆 ships an update every 3 weeks, WT every 5 days. The most recent releases landed on September 27, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | 懷舊日曆 | WT |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | **[3.6 (11 ratings)](https://appshunter.io/ios/app/id407933070/reviews)** | — |
| Number of ratings | **11** | — |
| Positive reviews | 82.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | Paid | — |
| Size | 116 MB | 34 MB |
| Requires iOS | 17.0.1 | **12.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Firm 13 Limited](https://appshunter.io/developer/294205351) | [Ningbo Wangtong Locks Co., Ltd.](https://appshunter.io/developer/1565118987) |

## What reviewers say

### 懷舊日曆

[App page](https://appshunter.io/ios/app/id407933070)

Experience traditional culture with this calendar app. It seamlessly syncs with your iPhone calendar, offers customizable views, and includes global holidays and traditional Chinese festivals. Explore historical dates from 1850 to 2150.

**Highlights:** Seamless iPhone calendar sync, Customizable event colors, Hide/show specific calendars, Global and traditional holidays, Historical date range (1850-2150), Multi-language support

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

**In-app purchases:** none


### WT

[App page](https://appshunter.io/ios/app/wt-smartalock/id1644864721)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 懷舊日曆 free?

懷舊日曆 costs $5.99, with no in-app purchases.

### Is WT free?

WT is free to download, with no in-app purchases.

### Do 懷舊日曆 or WT have ads?

Neither 懷舊日曆 nor WT shows ads.

### Which is updated more often, 懷舊日曆 or WT?

懷舊日曆 ships an update every 3 weeks, and WT every 5 days. Most recently, 懷舊日曆 was updated on September 27, 2026 and WT on June 11, 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.*