# 共此时 vs 念念漂流瓶

The clearest difference is price: 共此时 at Free against 念念漂流瓶's $0.99. 共此时 also leads on review sentiment (100% vs 77%) and update cadence (every 9 days vs every 6 weeks). On ads, in-app purchases, monetization model and device support there is nothing between them.

共此时 is free to download; 念念漂流瓶 costs $0.99 up front. 共此时 sells 10 one-off in-app purchases and 念念漂流瓶 sells 6 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

共此时 ships an update every 9 days, 念念漂流瓶 every 6 weeks. Both last shipped on November 12, 2026.

## The numbers

| Metric | 共此时 | 念念漂流瓶 |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/and/id6746662488/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | **100.0% of reviews** | 77.4% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 6 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 66 MB | 193 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Jiujiang Gongcishi Technology Co., Ltd.](https://appshunter.io/developer/1523205077) | [莉 李](https://appshunter.io/developer/1720310738) |

## What reviewers say

### 共此时

[App page](https://appshunter.io/ios/app/and/id6746662488)

Connect with genuine users for deep conversations and letter writing. This app prioritizes privacy and a clean, ad-free environment to help alleviate loneliness and foster meaningful connections.

**Highlights:** Real-time user interaction, Letter writing and chat, Focus on sincerity and depth, Privacy and anti-harassment measures, Ad-free experience, Instant communication options

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| vip一个月 | $1.99 | one-time |
| 即时倾诉次卡 | $2.99 | one-time |
| SVIP1个月 | $2.99 | one-time |
| VIP 季卡 | $6.99 | one-time |
| 4X4 家园用地券（道具） | $6.99 | one-time |
| 5X5 家园用地券（道具） | $7.99 | one-time |
| vip一年 | $9.99 | one-time |
| 6X6 家园用地券（道具） | $9.99 | one-time |
| 终身vip会员 | $29.99 | one-time |
| SVIP一年 | $29.99 | one-time |


### 念念漂流瓶

[App page](https://appshunter.io/ios/app/3d/id6752319887)

Discover messages in virtual bottles washed ashore on a vast coastline. Connect with strangers worldwide through heartfelt notes and untold stories. Embark on a seaside adventure and experience unique human encounters.

**Highlights:** Send and receive virtual bottle messages, Explore a virtual coastline, Connect with people globally, Discover stranger's thoughts and secrets, Unique human encounters

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 周会员 | $0.99 | per 7 days |
| 月会员 | $4.99 | per month |
| 星光礼包 | $2.99 | one-time |
| 海风礼包 | $9.99 | one-time |
| 流云礼包 | $24.99 | one-time |
| 永久会员 | $29.99 | one-time |


## Frequently asked questions

### Is 共此时 free?

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

### Is 念念漂流瓶 free?

念念漂流瓶 costs $0.99, and also offers in-app purchases.

### Do 共此时 or 念念漂流瓶 have ads?

Neither 共此时 nor 念念漂流瓶 shows ads.

### Which is updated more often, 共此时 or 念念漂流瓶?

共此时 ships an update every 9 days, and 念念漂流瓶 every 6 weeks. Most recently, 共此时 was updated on November 12, 2026 and 念念漂流瓶 on November 12, 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.*