# 皆成情侣守护 vs ByWaveCalendar

The clearest difference is in-app purchases: ByWaveCalendar at none against 皆成情侣守护's 10. ByWaveCalendar also leads on ads (none vs shown) and update cadence (daily vs every 2 weeks). 皆成情侣守护's advantage is iOS requirement (15.0 vs 17.0). On price and device support there is nothing between them.

Both are free to download. 皆成情侣守护 sells 10 one-off in-app purchases. ByWaveCalendar asks for nothing beyond the download.

皆成情侣守护 ships an update every 2 weeks, ByWaveCalendar daily. The most recent releases landed on October 17, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | 皆成情侣守护 | ByWaveCalendar |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Daily** |
| Size | 145 MB | 3 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Yqjc Technology Co., Ltd.](https://appshunter.io/developer/1719040801) | [润森 赵](https://appshunter.io/developer/1858111243) |

## What reviewers say

### 皆成情侣守护

[App page](https://appshunter.io/ios/app/id6479013041)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 单人套餐-一天卡1天 | $0.99 | one-time |
| 双人套餐-月卡31天-优惠后 | $4.99 | one-time |
| 双人套餐-季卡91天-优惠后 | $7.99 | one-time |
| 单人套餐-年卡365天-优惠后 | $9.99 | one-time |
| 双人套餐-季卡91天 | $12.99 | one-time |
| 单人套餐-年卡365天 | $14.99 | one-time |
| 双人套餐-年卡365天-优惠后 | $22.99 | one-time |
| 双人套餐-年卡365天 | $29.99 | one-time |
| 双人套餐-三年卡1095天-优惠后 | $59.99 | one-time |
| 双人套餐-三年卡1095天 | $69.99 | one-time |


### ByWaveCalendar

[App page](https://appshunter.io/ios/app/bywavecalendar/id6772655143)

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

**In-app purchases:** none


## Frequently asked questions

### Is 皆成情侣守护 free?

皆成情侣守护 is free to download, with in-app purchases available.

### Is ByWaveCalendar free?

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

### Do 皆成情侣守护 or ByWaveCalendar have ads?

皆成情侣守护 shows ads; ByWaveCalendar does not.

### Which is updated more often, 皆成情侣守护 or ByWaveCalendar?

皆成情侣守护 ships an update every 2 weeks, and ByWaveCalendar daily. Most recently, 皆成情侣守护 was updated on October 17, 2026 and ByWaveCalendar on October 16, 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.*