Comparison

iAntiTheft vs UPX Private Browser

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

Head to head
About

iAntiTheft

This application provides robust security features to protect your phone from theft. It offers multiple alarm modes triggered by specific actions like cable unplugging, device movement, or removal from a pocket. The app intelligently detects calls and Siri usage to prevent false alarms and integrates with your device's security features.

Highlights
  • Four protection modes (Power, Motion, Pocket, Earphone)
  • Smart Auto-Protection mode
  • Call and Siri detection
  • Integrates with Passcode, Touch ID, Face ID
  • Maximizes volume automatically
  • Runs reliably in the background
  • Today Widget support
Read full description

iAntiTheft: The Ultimate Anti-Theft Alarm App for Your Phone Protect your phone from theft with iAntiTheft, a powerful app packed with features designed to keep your device secure. Key Features: Four Powerful Protection Modes: • Power Mode: Triggers an alarm when the lightning cable is unplugged. • Motion Mode: Activates an alarm if the device is moved. • Pocket Mode: Alerts you when the phone is removed from your pocket. • Earphone Mode: Sounds an alarm if the earphones are unplugged. Smart Auto-Protection: • The smart mode automatically selects the most suitable protection setting with just one tap. Let the app choose the best mode for you effortlessly. Seamless Call & Siri Detection: • The app detects when you’re on a call or using Siri, ensuring the alarm doesn’t activate during these moments. Once the call ends, simply return your device to the required state to resume protection. Additional Features: • Fully integrates with your device’s passcode, Touch ID, and Face ID. • Automatically locks the volume at its maximum setting for added security. • Runs reliably in the background and lock mode. • Includes a convenient Today Widget in the Notification Center. • Designed with an optimized, user-friendly interface for a seamless experience. --------------------- Stay Connected: • Follow us on Twitter: http://www.twitter.com/iantitheft • Like us on Facebook: http://www.facebook.com/iantitheft • For any feedback, email us at: iantitheft@gmail.com

About

UPX Private Browser

Browse the internet securely and anonymously with advanced encryption and an incognito mode. Enjoy fast connections and leave no trace of your online activity. Premium features offer an ad-free experience and enhanced performance.

Highlights
  • Advanced encryption for data security
  • Anonymous surfing with IP masking
  • Incognito browser mode
  • Super fast connection speeds
  • No logs of browsing history
  • Multiple language support
Features
Read full description

Key Features: • Free, unlimited personal use. • Easy to download, install and use. No registration, no configuration, no limits. • Automatic selection of protocols to provide fast, reliable and secure web access. • Multiple language support for all websites. ► ADVANCED ENCRYPTION UPX provides a safe and secure tunnel for all your login credentials, passwords and other sensitive information to go through, protecting them from being accessed and intercepted by anyone who could be monitoring and tracking your moves on the internet. With private internet access that UPX offers, stay safe and protect data privacy while using public Wi-fi hotspot. ► ANONYMOUS SURFING UPX provides you full anonymity with no concern about being tracked by your ISP or anybody else as your IP will be changed. It is the right choice if you are looking for hide your ip on internet. Even more you will not have any history with embedded incognito browser mode. ► SUPER FAST BROWSER Be ready to get the most stable and turbo speed connection you have never experienced as UPX has multiple server locations from all over the world. ► LEAVE NO LOGS BEHIND UPX ensures that no one can access your browser activity and history. Your logs are invisible to ISPs and public wi-fi networks as UPX encrypts data using SSL protocols. Your logs are invisible to UPX too because UPX simply doesn't store it. UPX Browser Premium Service includes: No Advertisements: Ads will not be bothering you anymore. Fastest Connection: Special servers only dedicated to our subscribed users. Unlimited Bandwidth: Go as far as you can without any traffic or bandwidth limitations. Better Adblock: Next generation Adblock technology just for our premium users. ► SUBSCRIPTION INFO: 3-day free trial Payment will be charged to your iTunes account on confirmation of purchase. Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the trial period. Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal. Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. When canceling a subscription, your subscription will stay active until the end of the period. Auto-renewal will be disabled, but the current subscription will not be refunded. Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription. LEGAL Terms of Service: https://www.upxios.com/privacy.html Privacy Policy: https://www.upxios.com/termsofservice.html

Screenshots

iAntiTheft4 screens
UPX Private Browser4 screens

Verdict

The call

The clearest difference is ads: iAntiTheft at none against UPX Private Browser's shown. iAntiTheft also leads on review sentiment (64% vs 41%) and iOS requirement (13.0 vs 17.0). UPX Private Browser's advantage is ratings volume (8.8K vs 1.2K). On price, rating, update cadence 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. iAntiTheft sells 1 one-off in-app purchase and UPX Private Browser sells 3 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.6 for iAntiTheft against 4.6 for UPX Private Browser. That said, the two scores are not equally well evidenced: UPX Private Browser has 8.8K ratings behind it against 1.2K, so its average is the more settled of the two. Written reviews are what separate them: 64% of iAntiTheft's written reviews are positive against 41% of UPX Private Browser's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 18, 2026 and September 22, 2026 respectively.

Scorecard4 real differences · 6 level
iAntiTheft versus UPX Private Browser: the parameters behind the verdict, then further details
ParameteriAntiTheftUPX Private Browser
PriceFreeFree
Rating4.6 (1.2K ratings)4.6 (8.8K ratings)
Positive reviews64.5% of reviews — better41.1% of reviews
Number of ratings1.2K8.8K — better
Update frequencyEvery 2 monthsEvery 2 months
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better17.0
Further details — not scored
Size16 MB216 MB
Age rating4+17+
DeveloperHung NguyenProx Solut LLC

Customer experience

iAntiTheft

All ratings1,206 ratings
Positive88.6%
Neutral3.2%
Negative8.2%
Written reviews439 reviews
Positive64.5%
Neutral7.3%
Negative28.2%

UPX Private Browser

All ratings8,807 ratings
Positive89.5%
Neutral3.3%
Negative7.1%
Written reviews95 reviews
Positive41.1%
Neutral6.3%
Negative52.6%

User reviews

iAntiTheft

From 1.2K App Store ratings

What we love

  • 🚀 Lightning-fast and reliable
  • 🔒 Effective security features
  • 👍 Simple and user-friendly
  • 💡 Customizable alarm sounds

Room to improve

  • 🐛 Occasional bugs and crashes
  • 🔋 High battery consumption
  • 🔒 Alarm can be deactivated by turning off the device
  • 👎 Limited free features

UPX Private Browser

From 8.8K App Store ratings

What we love

  • 👍 Best app to use
  • 🚀 Fast and easy to use
  • 🔒 Excellent internal VPN

Room to improve

  • 🐛 Crashes frequently
  • 🐛 Doesn't work for free users
  • 🔒 Requires location tracking
  • 💸 Aggressive subscription upsells
  • 🐛 Compatibility issues with iOS 14

Bugs and requests

iAntiTheft

Reported bugs

3 issues
  • Incompatibility with newer iOS versions
  • Alarm not triggering consistently
  • Issues with volume control and muting

Requested features

4 requests
  • Prevent thief from turning off the device
  • Add photo/video capture of the thief
  • Integrate with Apple Watch for remote control
  • Implement a delay option for alarm activation

UPX Private Browser

Reported bugs

3 issues
  • Can't restore purchases after cancellation
  • Websites not loading properly
  • Video playback issues

Requested features

3 requests
  • Add a lifetime subscription option
  • Improve full-screen video playback
  • Add download functionality

In-app purchases

1 purchases

iAntiTheft

One-time1
  • Full Version$1.99
3 purchases

UPX Private Browser

Subscriptions3
  • Weekly Premium3 Days trial$1.997 Days
  • Monthly Premium$7.991 Month
  • Yearly Premium$79.991 Year

Questions

Is iAntiTheft free?
iAntiTheft is free to download, with in-app purchases available.
Is UPX Private Browser free?
UPX Private Browser is free to download, with in-app purchases available.
Which has better reviews, iAntiTheft or UPX Private Browser?
iAntiTheft and UPX Private Browser are both rated 4.6 out of 5 on the App Store, from 1.2K and 8.8K ratings respectively.
Do iAntiTheft or UPX Private Browser have ads?
UPX Private Browser shows ads; iAntiTheft does not.
Which is updated more often, iAntiTheft or UPX Private Browser?
iAntiTheft ships an update every 2 months, and UPX Private Browser every 2 months. Most recently, iAntiTheft was updated on September 18, 2026 and UPX Private Browser on September 22, 2026.

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