Comparison

VPN Tester and Validator vs 之之AI

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

Head to head
About

VPN Tester and Validator

Features
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VPN Checker Pro — Test Your VPN & Stay Private Online Are you really protected? VPN Checker Pro instantly reveals your true IP address, detects your visible location, and shows whether your VPN is working — all in seconds. Whether you're a privacy-conscious user or just getting started with VPNs, this app gives you everything you need to take control of your online security. --- CHECK YOUR VPN STATUS IN REAL TIME Connect to your VPN, open the app, and instantly see your public IP address, country, timezone, and GPS coordinates as the internet sees them. If your VPN is active, your real location should be hidden — VPN Checker Pro lets you verify this at any time with a single tap. Perfect for testing: • Whether your VPN connection is active • If your IP address has changed after connecting • What country and timezone you appear to be in • Whether your location data is properly masked --- COMPARE THE TOP 15 VPN PROVIDERS Not sure which VPN to use? VPN Checker Pro includes a curated list of the 15 most trusted VPN apps available, including ExpressVPN, NordVPN, Surfshark, ProtonVPN, Mullvad, CyberGhost, Private Internet Access, and more. Each provider includes: • A clear description of its key features • Information about server count, protocols, and privacy policy • A direct link to download from the App Store or Google Play Compare your options and find the VPN that best fits your needs — all without leaving the app. --- SECURITY TIPS TO PROTECT YOUR DIGITAL LIFE Knowledge is your best defense. The Security Tips section covers 10 essential practices every internet user should follow: • Creating strong, unique passwords and using a password manager • Enabling two-factor authentication (2FA) on all important accounts • Recognizing and avoiding phishing attacks • Staying safe on public Wi-Fi networks • Keeping your software and apps updated • Reviewing app permissions on your device • Understanding why HTTPS matters • Backing up your data with the 3-2-1 rule Each tip is explained in plain language — no technical jargon required. --- THE COMPLETE VPN GUIDE New to VPNs or want to go deeper? The built-in VPN Guide covers everything you need to know: • What a VPN is and how it works step by step • VPN protocols explained: WireGuard, OpenVPN, IKEv2/IPSec, L2TP • The real benefits of using a VPN (and what it can't do) • How to choose the right VPN for your needs • DNS leak protection and why it matters • What a kill switch is and when to use it • Common VPN myths debunked with facts Whether you're a beginner or an advanced user, the guide gives you the knowledge to make smarter privacy decisions. --- WHY USE VPN CHECKER PRO? • Free to use • No account or registration required • No personal data collected or stored • GDPR compliant — consent managed transparently • Works with any VPN service on any device • Fast, lightweight, and easy to use • Regular updates with new content --- YOUR PRIVACY MATTERS VPN Checker Pro does not collect, store, or share any personal information. Your IP address is fetched from a public API and displayed only on your screen — it is never transmitted to our servers. We are fully compliant with GDPR and applicable privacy regulations. --- Download VPN Checker Pro today and take the guesswork out of your online privacy. Know your IP. Test your VPN. Stay protected.

About

之之AI

This app helps basketball players track their shooting performance and progress. It automatically records made shots, saves training history, and allows users to generate highlight reels from their practice sessions. Compete with friends on leaderboards and make training more scientific and enjoyable.

Highlights
  • Automatic shot recording
  • Training history tracking
  • Leaderboards for competition
  • One-click highlight reel creation
  • Video clipping and sharing
Features
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之之AI —— 你的篮球训练专属助手。 无论是个人练习还是和朋友切磋,之之AI都能帮你记录每一次投篮数据,见证你的成长。 核心功能: 进球记录:自动记录训练进球数,轻松掌握训练表现。 训练记录:完整保存训练历史,清晰看到你的进步曲线。 排行榜:与好友一较高下,看看谁才是进球王。 一键集锦:训练视频一键裁剪,快速生成专属高光片段,分享至朋友圈或社交媒体。 无论你是刚开始接触篮球的新手,还是渴望不断突破的爱好者,之之AI都能让你的训练更科学、更有趣。 立即下载,开启你的智能篮球训练之旅! 【自动续费会员说明】 — 订阅周期:1个月(连续包月产品),1季(连续包季产品),1年(连续包年产品)。 — 订阅价格:连续包月产品:39元/月。连续包季产品:109元/季。连续包年产品:399元/年。 — 付款:用户确认购买并付款后记入iTunes账户。 — 用户可以通过用户的帐户设置来管理用户的订阅和自动更新。 — 取消续订:如需取消续订,请在当前订阅周期到期前24小时以前,手动在iTunes/Apple ID设置管理中关闭自动续订功能。 — 续订:会员的自有充值账户或苹果iTunes账户会在到期前24小时内扣费,扣费成功后订阅周期顺延一个订阅周期。 — 会员服务协议:http://docs.zzai.zzsport.cn/customerservice.html — 会员自动续费服务协议:http://docs.zzai.zzsport.cn/renewal.html

Screenshots

VPN Tester and Validator4 screens
之之AI4 screens

Verdict

The call

The clearest difference is in-app purchases: VPN Tester and Validator at none against 之之AI's 10. VPN Tester and Validator also leads on iOS requirement (13.0 vs 15.0). 之之AI's advantage is ads (none vs shown) and update cadence (every 2 weeks vs every 39 months). On price 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. 之之AI sells 10 in-app purchases, starting at $2.99 per month. VPN Tester and Validator asks for nothing beyond the download.

UpkeepUpdate frequency

VPN Tester and Validator ships an update every 39 months, 之之AI every 2 weeks. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

Scorecard4 real differences · 4 level
VPN Tester and Validator versus 之之AI: the parameters behind the verdict, then further details
ParameterVPN Tester and Validator之之AI
PriceFreeFree
Positive reviews—100.0% of reviews
Update frequencyEvery 39 monthsEvery 2 weeks — better
AdsYesNo — better
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size29 MB297 MB
Age rating4+4+
DeveloperFerran Espuna北京体提科技有限公司

In-app purchases

None

VPN Tester and Validator

No in-app purchases

10 purchases

之之AI

Subscriptions4
  • VIP连续包月卡$2.991 Month
  • 教练VIP连续包月卡$2.991 Month
  • VIP连续包季卡$6.993 Months
Show 1 more
  • VIP连续包年卡$24.991 Year
One-time6
  • 教练VIP月卡$6.99
  • 教练VIP季卡$19.99
  • VIP年卡$29.99
Show 3 more
  • 教练VIP年卡$69.99
  • VIP终身卡$199.99
  • 教练VIP终身卡$199.99

Questions

Is VPN Tester and Validator free?
VPN Tester and Validator is free to download, with no in-app purchases.
Is 之之AI free?
之之AI is free to download, with in-app purchases available.
Do VPN Tester and Validator or 之之AI have ads?
VPN Tester and Validator shows ads; 之之AI does not.
Which is updated more often, VPN Tester and Validator or 之之AI?
VPN Tester and Validator ships an update every 39 months, and 之之AI every 2 weeks. Most recently, VPN Tester and Validator was updated on October 27, 2026 and 之之AI on October 30, 2026.

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