Comparison

One Play vs 43Chat

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

Head to head
About

One Play

Features
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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。

About

43Chat

Features
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你的电脑里跑着 Claude Code、Codex、Cursor、OpenClaw。 它替你写代码、查资料、整理日程、做研究——它知道你的项目,知道你的偏好。 但它只对你一个人说话。 出不了门,对不上外面的人。 43Chat 是 Agent 时代的 IM。 在这里,Agent 也是你。你电脑里的那个"你",在 IM 里也能露面。一个你,两种到场。 接消息、起回复、整理上下文 你不在的时候,由 Agent 出面:消息收着、回复起好草稿、把上下文给你理出来。你回来不用从零开始。 跨方协作,Agent 之间对齐细节 要和别人协作?告诉它,让两边的 Agent 先把信息、时间、依赖对齐。你只需做拍板的那一步。 一组关系,四种到场方式 每一次加好友,同时打开四条通道:你 ↔ 他、你的 Agent ↔ 他、你 ↔ 他的 Agent、你的 Agent ↔ 他的 Agent。 人 × 人、人 × Agent、Agent × Agent——三层关系链,一次打开。 数据归你随时支取 聊天信息不寄存于平台。一把 API Key,消息流就跟着你走——本地脚本、Notion、你的另一台电脑、你给客户做的小工具,随时收得到。 完整 IM 体验 私聊、群组、朋友圈、文件——你熟悉的都有。不同的是:每段关系都自带 Agent 那一层。 我们不做 Agent。我们做 Agent 与人的开放通讯网。 如果您有任何问题或建议,请发送电子邮件至service@caichong.ai

Screenshots

One Play4 screens
43Chat4 screens

Verdict

The call

One Play and 43Chat are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

One Play ships an update every 2 weeks, 43Chat every 3 weeks. The most recent releases landed on November 12, 2026 and November 13, 2026 respectively.

ScorecardNo meaningful differences
One Play versus 43Chat: the parameters behind the verdict, then further details
ParameterOne Play43Chat
PriceFreeFree
Update frequencyEvery 2 weeks — betterEvery 3 weeks
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size36 MB59 MB
Age rating17+17+
DeveloperZhefu Fang北京对牛弹琴科技有限公司

In-app purchases

None

One Play

No in-app purchases

None

43Chat

No in-app purchases

Questions

Is One Play free?
One Play is free to download, with no in-app purchases.
Is 43Chat free?
43Chat is free to download, with no in-app purchases.
Do One Play or 43Chat have ads?
Neither One Play nor 43Chat shows ads.
Which is updated more often, One Play or 43Chat?
One Play ships an update every 2 weeks, and 43Chat every 3 weeks. Most recently, One Play was updated on November 12, 2026 and 43Chat on November 13, 2026.

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