Comparison

2FA Authenticator Password App vs Kelin中文版

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

Head to head
About

2FA Authenticator Password App

This app securely stores and displays time-based one-time verification codes for accessing online accounts. It offers features like automatic code refreshing, one-tap copying, and optional PIN protection for enhanced security. Manage your services easily through QR code scanning or manual entry.

Highlights
  • Stores and displays 2FA verification codes
  • Automatic code refresh every 30 seconds
  • One-tap code copying to clipboard
  • QR code scanning for adding services
  • Optional PIN code protection
  • Automatic app lock after minimization
  • Hide codes on app launch (Pro)
Features
Read full description

2FA Authenticator Password App is a secure authenticator app for storing and displaying one-time verification codes (2FA) used to sign in to email services, social networks, and work platforms. Verification Codes 1. All connected services are displayed in a single list 2. Each service shows its name, current 6-digit code, and a visual timer until the next refresh 3. Codes refresh automatically approximately every 30 seconds 4. Tap a code to copy it to the clipboard 5. A short confirmation message appears after copying Adding Services Add services by scanning a QR code or entering details manually QR Code Scan Use the device camera to scan a QR code provided by the service Manual Entry Enter a service name and secret key Managing Services Deleted services are fully removed from the app App Protection - Optional PIN code protection - The app locks automatically after being minimized - Confirmation is requested when reopening the app Privacy Options - Hide verification codes when the app is opened and show them only after user confirmation - Automatically remove copied codes from the clipboard after 30 seconds Free vs Paid Pro Access Free version • Add up to 5 services • All up to 5 added services generate verification codes without functional limitations Pro version • Ability to add an unlimited number of services • Option to hide verification codes on app launch • Option to automatically remove copied codes from the clipboard after 30 seconds 2FA Authenticator Password App helps keep your verification codes organized, protected, and always ready when you need them. Privacy Policy: https://docs.google.com/document/d/1Vq732hOrStMU0tKmPbPC5uhBvRhGD-_DCHbhIjDoKuQ/edit?usp=sharing Terms & Conditions: https://docs.google.com/document/d/18VYOIFti6wxRdPo61Cxvk4ohSPdvlxv2UzEIGLn98wY/edit?usp=sharing

About

Kelin中文版

Features
Read full description

这是一款聚焦于高效像素构建、多维视觉重组以及深度影像修整的数字创意AI视觉引擎。我们致力于为创作者提供强大的算力中继,通过高能大模型接口为您的影像内容赋予强大的数字生命力。 特色功能 【动态视频时序构建】 基于先进的多模态生成模型,输入单张静止图像或动作描述,即可演进生成包含复杂物理交互、镜头运镜、光影流转的超高质量视频短片。 【创意文本画幅生成】 支持通过高阶语义描述性指令直接驱动,将抽象的概念与文字转化为像素级的高分辨率数字资产,完美兼顾透视、阴影与材质表现。 【前沿数字媒介创作】 面向自媒体博主与数字化创意人员,根据输入的排版要求或风格指令,全自动渲染产出符合各主流平台规格的创意封面、动态背景物料或高视觉冲击力的视频片段。 【复古影像无损重塑】 专为旧时代画幅、低码率家庭老录像量身打造的重构场景。通过语义逻辑自动识别画面中的斑驳划痕与褪色区域,进行智能修复,让历史影像跨越时空重现时代质感。 【商业海报视觉再造】 针对电商设计与产品宣发场景,创作者只需提供核心产品图并附带语义需求描述,AI大模型即可围绕产品调性全自动搭建逼真的多维数字空间,实现高阶商业视效的敏捷产出。 让每一次像素重构都充满无限可能。 订阅说明: 用户订阅后即可解锁AI图像渲染与极速视频合成等全部高阶核心功能。 除非在当前计费周期结束前至少24小时手动关闭,否则订阅将通过您的iTunes账户自动续期并扣款。您可随时前往iOS设备的“设置”中管理订阅,并在系统账户设置内关闭自动续费功能。 隐私政策:https://p.kdocs.cn/s/QCMUFUJHADQGG 服务协议:https://p.kdocs.cn/s/4Q3EHUJHACAH6

Screenshots

2FA Authenticator Password App4 screens
Kelin中文版4 screens

Verdict

The call

The clearest difference is update cadence: Kelin中文版 at every 9 days against 2FA Authenticator Password App's every 3 weeks. Kelin中文版 also leads on iOS requirement (15.6 vs 17.0). 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. 2FA Authenticator Password App sells 3 in-app purchases, starting at $5.99 per 7 days and Kelin中文版 sells 8 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

2FA Authenticator Password App ships an update every 3 weeks, Kelin中文版 every 9 days. The most recent releases landed on September 7, 2026 and September 20, 2026 respectively.

Scorecard2 real differences · 8 level
2FA Authenticator Password App versus Kelin中文版: the parameters behind the verdict, then further details
Parameter2FA Authenticator Password AppKelin中文版
PriceFreeFree
Rating4.0 (4 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings4 — better—
Update frequencyEvery 3 weeksEvery 9 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhoneiPhone, iPod — better
Requires iOS17.015.6 — better
Further details — not scored
Size11 MB34 MB
Age rating4+4+
DeveloperFOODS SH.P.K.勃辉 李

In-app purchases

3 purchases

2FA Authenticator Password App

Subscriptions2
  • Authenticator Pro$5.997 Days
  • 2FA Authenticator Pro3 Days trial$5.997 Days
One-time1
  • 2FA Authenticator One-time$119.99
8 purchases

Kelin中文版

Subscriptions3
  • 周订阅$6.997 Days
  • 月订阅$12.991 Month
  • 年订阅$24.991 Year
One-time5
  • 星米档位12 variants$3.99
  • 星米消耗档位2$9.99
  • 星米档位2$9.99
Show 2 more
  • 星米消耗档位3$19.99
  • 星米档位3$19.99

Questions

Is 2FA Authenticator Password App free?
2FA Authenticator Password App is free to download, with in-app purchases available.
Is Kelin中文版 free?
Kelin中文版 is free to download, with in-app purchases available.
Do 2FA Authenticator Password App or Kelin中文版 have ads?
Neither 2FA Authenticator Password App nor Kelin中文版 shows ads.
Which is updated more often, 2FA Authenticator Password App or Kelin中文版?
2FA Authenticator Password App ships an update every 3 weeks, and Kelin中文版 every 9 days. Most recently, 2FA Authenticator Password App was updated on September 7, 2026 and Kelin中文版 on September 20, 2026.

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