TrainTT vs One Play
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TrainTT
Read full descriptionHide full description
1.安全加密： 使用端到端全方位算法保障于安全防范。 2.简介体验：专注即时通讯，提供稳定的核心基础功能。 3.保护隐私:云端不保存聊天记录，可关闭已读回执，同时提供阅后即焚和销毁账号等保护用户隐私。 4.聊天: 提供文本，语音，图片，视频，文件，表情等聊天方式。
One Play
Read full descriptionHide full description
One Play是一款简单方便的聊天工具。 主要有以下特点： 1.畅聊：提供语音，文字，图片视频等聊天功能。 2.保密：从存储到传输，多个层面进行加密。 3.简洁：不带广告，不做广场。
Screenshots
Verdict
The clearest difference is update cadence: TrainTT at every 3 days against One Play's every 2 weeks. TrainTT also leads on iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
TrainTT ships an update every 3 days, One Play every 2 weeks. The most recent releases landed on October 1, 2026 and October 5, 2026 respectively.
| Parameter | TrainTT | One Play |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 days — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 49 MB | 36 MB |
| Age rating | 17+ | 17+ |
| Developer | Qian Yun Network Service Co., Ltd. | Zhefu Fang |
In-app purchases
TrainTT
No in-app purchases
One Play
No in-app purchases
