# Cupido vs 有幸Ulucky

The clearest difference is update cadence: Cupido at fortnightly against 有幸Ulucky's monthly. 有幸Ulucky's advantage is iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Cupido ships an update fortnightly, 有幸Ulucky monthly. The most recent releases landed on September 6, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Cupido | 有幸Ulucky |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.3 (3 ratings)](https://appshunter.io/ios/app/ulucky/id6448975745/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 29.2% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | — | Free |
| Size | 55 MB | 124 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [Shenzhen Jiatong Shengda Technology Co, Ltd.](https://appshunter.io/developer/1681685878) | [深圳市有幸健康有限公司](https://appshunter.io/developer/1687252698) |

## What reviewers say

### Cupido

[App page](https://appshunter.io/ios/app/cupido/id6447547992)

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

**In-app purchases:** none


### 有幸Ulucky

[App page](https://appshunter.io/ios/app/ulucky/id6448975745)

This app helps track menstrual cycles with accurate predictions and statistics. It also allows for temperature control, timing, and mode selection for a connected warming device, with shared reminders for partners.

**Highlights:** Menstrual cycle tracking, Period prediction and statistics, Menstrual flow and pain logging, Shared period reminders, Warming device temperature control, Warming device mode selection, Warming device usage history

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

**In-app purchases:** none


## Frequently asked questions

### Is Cupido free?

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

### Is 有幸Ulucky free?

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

### Do Cupido or 有幸Ulucky have ads?

Neither Cupido nor 有幸Ulucky shows ads.

### Which is updated more often, Cupido or 有幸Ulucky?

Cupido ships an update fortnightly, and 有幸Ulucky monthly. Most recently, Cupido was updated on September 6, 2026 and 有幸Ulucky on September 27, 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.*