# 火星 vs 二人世界

The clearest difference is rating: 二人世界 at 5.0 against 火星's 3.5. 二人世界 also leads on iOS requirement (13.0 vs 15.0). 火星's advantage is ratings volume (91 vs 1) and update cadence (weekly vs monthly). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. 火星 sells 20 in-app purchases, starting at $0.99 per month and 二人世界 sells 18 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

二人世界 holds the better App Store score, 5.0 against 3.5. That said, the two scores are not equally well evidenced: 火星 has 91 ratings behind it against 1, so its average is the more settled of the two.

火星 ships an update weekly, 二人世界 monthly. The most recent releases landed on September 24, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | 火星 | 二人世界 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (91 ratings)](https://appshunter.io/ios/app/welog/id1581561696/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id6449478716/reviews)** |
| Number of ratings | **91** | 1 |
| Positive reviews | 56.2% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Monthly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 310 MB | 213 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [北京乐之星科技有限公司](https://appshunter.io/developer/1792614483) | [SHANGHAI ZIGUHONGLAN AI TECHNOTOGY CO.,LTD](https://appshunter.io/developer/1459958663) |

## What reviewers say

### 火星

[App page](https://appshunter.io/ios/app/welog/id1581561696)

This app focuses on deepening connections with important people through intimate communication features. It offers a private space for conversations, shared digital experiences, and discreet messaging, aiming to strengthen bonds with loved ones.

**Highlights:** Intimate chat with real-time typing indicators, Screenshot prevention for private conversations, Customizable desktop messages and notifications, Shared digital spaces for couples and friends, Private messaging and secret notes, Interactive features for shared activities

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

**In-app purchases (20)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 粉钻一个月 | $0.99 | per month |
| 黄钻一个月 | $0.99 | per month |
| 绿钻一个月 | $0.99 | per month |
| 绿钻三个月 | $2.99 | per 3 months |
| 粉钻三个月 | $2.99 | per 3 months |
| 黄钻三个月 | $2.99 | per 3 months |
| 超级会员1个月 | $3.99 | per month |
| 超级会员3个月 | $9.99 | per 3 months |
| 黄钻一年 | $14.99 | per year |
| 三元装扮 | $0.99 | one-time |
| 火星币60个 | $0.99 | one-time |
| 6元礼包 | $0.99 | one-time |
| 粉钻会员三个月 | $2.99 | one-time |
| 评测报告 | $2.99 | one-time |
| 火星币300个 | $3.99 | one-time |
| 超级会员一个月 | $3.99 | one-time |
| 火星币980个 | $14.99 | one-time |
| 超级会员一年 | $29.99 | one-time |
| 火星币1980个 | $29.99 | one-time |
| 火星币3280个 | $49.99 | one-time |


### 二人世界

[App page](https://appshunter.io/ios/app/id6449478716)

This app creates a virtual space for couples, especially those in long-distance relationships. It offers tools for shared activities like listening to music, virtual camping, and studying together, along with location sharing and important date reminders.

**Highlights:** Real-time location sharing, Synchronized music listening, Virtual online camping, Online virtual study rooms, Anniversary and birthday reminders, Period and safe period tracking, Shared task checklist

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

**In-app purchases (18)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 季卡会员79元 | $9.99 | one-time |
| 3个月会员 | $9.99 | one-time |
| 永久会员88元 | $12.99 | one-time |
| 赠送永久会员 | $12.99 | one-time |
| 永久会员 | $14.99 | one-time |
| 赠送会员 | $14.99 | one-time |
| 赠送年卡会员 | $14.99 | one-time |
| 为ta购买永久会员 | $14.99 | one-time |
| 限时永久会员 | $14.99 | one-time |
| 限时赠送永久会员 | $14.99 | one-time |
| 限时PK活动一年会员 | $17.99 | one-time |
| 永久会员118元 | $17.99 | one-time |
| 赠送永久会员 | $17.99 | one-time |
| PK活动一年会员 | $19.99 | one-time |
| 1016糖果 | $19.99 | one-time |
| 特惠半年会员 | $24.99 | one-time |
| PK活动一年会员 | $29.99 | one-time |
| 年卡会员209元 | $29.99 | one-time |


## Frequently asked questions

### Is 火星 free?

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

### Is 二人世界 free?

二人世界 is free to download, with in-app purchases available.

### Which has better reviews, 火星 or 二人世界?

二人世界 is rated higher. 火星 averages 3.5 out of 5 from 91 ratings, while 二人世界 averages 5.0 from 1 ratings.

### Do 火星 or 二人世界 have ads?

Both 火星 and 二人世界 show ads.

### Which is updated more often, 火星 or 二人世界?

火星 ships an update weekly, and 二人世界 monthly. Most recently, 火星 was updated on September 24, 2026 and 二人世界 on September 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*