Comparison

Tacit OA vs A

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

Head to head
About

Tacit OA

Features
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高效智能的协同管理平台,有效解决企业信 息整合、公文流转、项目管理等应用需求

About

A

Features
Read full description

A-tube 帮帮是一款为长辈和家人设计的简洁协助入口。 遇到手机使用问题时,长辈可以先选择预先设置的可信家人,再由系统打开 FaceTime。通话开始后,可按 FaceTime 的系统提示共享屏幕;只有长辈亲自确认后,家人才可能进行协助操作。 主要特点: • 大字、大按钮、步骤清楚 • 最多设置 4 位可信家人 • 一键打开 FaceTime 视频通话 • 清楚提示屏幕共享和控制需要本人确认 • 联系人资料、头像和家属设置码只保存在本机 • 不含广告、订阅、分析或用户跟踪 • 不录制、不上传通话或屏幕内容 安全提醒:请只向熟悉且可信的家人共享屏幕。不要向陌生人、客服、银行或自称公检法的人员共享屏幕。 本 App 不自行提供远程控制服务。视频通话、屏幕共享和远程控制能力由 Apple FaceTime 与系统功能提供,并受设备、系统版本、地区和 Apple 服务可用性影响。

Screenshots

Tacit OA4 screens
A4 screens

Verdict

The call

The clearest difference is update cadence: A at every 2 days against Tacit OA's every 3 weeks. Tacit OA's advantage is iOS requirement (11.0 vs 18.0). 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

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

Tacit OA ships an update every 3 weeks, A every 2 days. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 4 level
Tacit OA versus A: the parameters behind the verdict, then further details
ParameterTacit OAA
PriceFreeFree
Update frequencyEvery 3 weeksEvery 2 days — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPad
Requires iOS11.0 — better18.0
Further details — not scored
Size154 MB3 MB
Age rating4+4+
DeveloperJiu Tian Yun Technology (wuhan) Limited Company真 陆

In-app purchases

None

Tacit OA

No in-app purchases

None

A

No in-app purchases

Questions

Is Tacit OA free?
Tacit OA is free to download, with no in-app purchases.
Is A free?
A is free to download, with no in-app purchases.
Do Tacit OA or A have ads?
Neither Tacit OA nor A shows ads.
Which is updated more often, Tacit OA or A?
Tacit OA ships an update every 3 weeks, and A every 2 days. Most recently, Tacit OA was updated on October 25, 2026 and A on October 31, 2026.

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