Comparison

TrainTT vs LinChat,chat via Bluetooth

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

LinChat,chat via Bluetooth

chat via Bluetooth

Free

🌐 Social Networking

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About

TrainTT

Features

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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。

About

LinChat,chat via Bluetooth

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LinChat provides a versatile and intuitive communication platform, making full use of Bluetooth technology for seamless sharing of text and images. Experience the convenience of easily communicating messages and sharing images even without an internet connection. LinChat is particularly suitable for situations with limited network connectivity, allowing users to engage in instant communication anytime, anywhere. Enjoy the convenience of free connection and communication, making LinChat your preferred solution for efficient and reliable wireless interaction.

Screenshots

TrainTT4 screens

LinChat,chat via Bluetooth4 screens

Verdict

The call

The clearest difference is iOS requirement: TrainTT at 12.0 against LinChat,chat via Bluetooth's 16.0. On price, update cadence, 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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 days. The most recent releases landed on September 14, 2026 and September 15, 2026 respectively.

Scorecard1 real difference · 5 level

TrainTT versus LinChat,chat via Bluetooth: the parameters behind the verdict, then further details
Parameter	TrainTT	LinChat,chat via Bluetooth
Price	Free	Free
Update frequency	Every 3 days	Every 3 days
Ads	No	—
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPad, Mac — better
Requires iOS	12.0 — better	16.0
Further details — not scored
Size	49 MB	12 MB
Age rating	17+	17+
Developer	Qian Yun Network Service Co., Ltd.	西利王

In-app purchases

None

TrainTT

No in-app purchases

None

LinChat,chat via Bluetooth

No in-app purchases

Questions

Is TrainTT free?

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

Is LinChat,chat via Bluetooth free?

LinChat,chat via Bluetooth is free to download, with no in-app purchases.

Which is updated more often, TrainTT or LinChat,chat via Bluetooth?

TrainTT ships an update every 3 days, and LinChat,chat via Bluetooth every 3 days. Most recently, TrainTT was updated on September 14, 2026 and LinChat,chat via Bluetooth on September 15, 2026.