Comparison

视觉3D vs Local2FA Authenticator

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

Head to head
About

视觉3D

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--3D播放 只要将iPhone或iPad端贴上特质的钢化膜,无需佩戴3D眼镜或者沉重的VR设备,即可体验非凡的3D出屏效果; --视力测试 采用国家标准[5.0 E表]的视力表,通过专业的公式计算视标,从而进行视力自测; --色觉测试 以俞自萍《色盲检测图第五版》为基础的多种色盲色弱测试方法,支持色盲色弱的快速测试; --只有我看得到 该游戏视觉效果需要经过简单的训练即可用人眼看到,且无法通过视频展示效果.原理:通过训练改变眼球适应聚焦距离,从而看到"画中画",调节眼球对焦距离,对长期处于伏案工作的人群的眼部放松起到一定的效果; --数字大转盘 通过旋转的方式在眼睛集中的基础上增加眼球的转动次数,来持续且集中的锻炼你的视觉功能,如果导致您视力下降的原因是脑部功能的衰退或者是调节力减退的话,这款游戏或许会对您有帮助。 友情提醒: 1.体验3D效果前,请按照应用的指引进行3D效果校准 2.建议至少每周进行一次 标准视力测试,如发现异常 及时前往医院或咨询相关医生做进一步检查 3.推荐每天的游戏时间控制在20分钟以内。 4.请尽量在静止的状态下进行视力锻炼,推荐在没有直射强光照射的室内为佳。 5. 请避免在移动中使用APP。这样反而会对眼睛造成负担,也可能会导致您产生晕眩的情况。 免责声明: 1.视力检查本身是一项主观性很强的检查,本结果仅用于筛查和初步视力测试使用,该功能不能完全替代眼科医生进行的标准临床视力检查,本应用得到的检查结果不能作为医学诊断和治疗的依据。 2.通过本应用的视训游戏并不能保证一定会改善您的视力,为了您的身心健康,请适度游戏。 如在进行游戏过程中产生任何的身体不适等状况的话,请立刻停止使用。

About

Local2FA Authenticator

Features
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Authenticator is a private, local-first 2FA app for time-based and counter-based one-time codes. It does not require an account or a custom backend. Your secrets are stored locally in Keychain, and encrypted backups can be exported with your own passphrase. Key features Scan standard otpauth:// QR codes Generate TOTP and HOTP codes offline Add accounts manually with Base32 secrets Store secrets in Keychain, separate from local metadata Import compatible migration QR codes Export encrypted local backups for device changes Hide codes when the app goes to the background No ads, no third-party analytics SDK, no account system Authenticator is not a password manager and does not store your login passwords. It only stores the secrets needed to generate one-time 2FA codes. Keep your backup file and backup passphrase safe; if the passphrase is lost, the app cannot recover the encrypted backup for you. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

视觉3D4 screens
Local2FA Authenticator4 screens

Verdict

The call

The clearest difference is iOS requirement: 视觉3D at 12.3 against Local2FA Authenticator's 17.0. On price, update cadence, ads and in-app purchases 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. 视觉3D sells 10 one-off in-app purchases and Local2FA Authenticator sells 1 in-app purchase, starting at $0.99 per year. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

视觉3D ships an update every 2 weeks, Local2FA Authenticator weekly. The most recent releases landed on September 15, 2026 and September 19, 2026 respectively.

Scorecard1 real difference · 5 level
视觉3D versus Local2FA Authenticator: the parameters behind the verdict, then further details
Parameter视觉3DLocal2FA Authenticator
PriceFreeFree
Update frequencyEvery 2 weeksWeekly — better
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, iPodiPhone, iPad, Apple Watch
Requires iOS12.3 — better17.0
Further details — not scored
Size184 MB5 MB
Age rating4+4+
DeveloperShenZhen Magic Eye Technology Co.,Ltd仁杰 易

In-app purchases

10 purchases

视觉3D

One-time10
  • 3D文化视签包 = 1个月$0.99
  • 3D影视视签包 = 1个月$1.99
  • 3D文化视签包 = 3个月$2.99
Show 7 more
  • 3D影视视签包 = 3个月$4.99
  • 视觉3D--1个月会员服务$6.99
  • 3D爱看视签包 = 12个月$9.99
  • 3D文化视签包 = 12个月$9.99
  • 视觉3D--3个月会员服务$14.99
  • 3D影视视签包 = 12个月$20.99
  • 视觉3D--12个月会员服务$45.99
1 purchases

Local2FA Authenticator

Subscriptions1
  • Local2FA Pro$0.991 Year

Questions

Is 视觉3D free?
视觉3D is free to download, with in-app purchases available.
Is Local2FA Authenticator free?
Local2FA Authenticator is free to download, with in-app purchases available.
Do 视觉3D or Local2FA Authenticator have ads?
Neither 视觉3D nor Local2FA Authenticator shows ads.
Which is updated more often, 视觉3D or Local2FA Authenticator?
视觉3D ships an update every 2 weeks, and Local2FA Authenticator weekly. Most recently, 视觉3D was updated on September 15, 2026 and Local2FA Authenticator on September 19, 2026.

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