O3Z vs VPN Proxy
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
O3Z
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Via BLE technology (Bluetooth Low Energy), this app allows to connect and use the ozone generator O3Z-Tech to monitor the sanitisation and download the sanitisation report.
VPN Proxy
This app provides a secure and private browsing experience by masking your IP address and encrypting your internet traffic. It offers unlimited bandwidth and data, with a simple one-tap connection to protect your online activity, especially on public Wi-Fi.
- Unlimited time, data, and bandwidth
- No registration or login required
- No user logs saved
- One-tap VPN connection
- Enhanced online privacy
- Public Wi-Fi protection
- Secure connection to other networks
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VPN Proxy ■ Features: - Unlimited time, Unlimited data, Unlimited bandwidth - No registration or login required - No Log is saved from any users - Simple, one tap connect to VPN - Protect your security and privacy - Support for multiple devices for the same account - Support 9.0 for Apple devices (iPhone, iPad, iPod) ■ What can I do with a VPN? - Enhance your online privacy and enable you to safely and anonymously browse the Internet - Protect you when using a public WiFi hotspot - Allows you to create a secure connection to another network over the Internet You can be a premium user through auto-renewing subscription: ■ Suggest: * In most countries, it is recommended to use the VMss protocol first, for better stability and connection speed. * When the connection fails, please switch to OpenVPN UDP and OpenVPN TCP protocol in turn. * Switching to different countries may also increase access speed or connection success rate ■ Privacy Policy: *When the user is in normal use, we will not log any logs related to the user. * Only when the user actively fails to connect the connection (requires the user to click the feedback button), we will collect the necessary user connection failure log. *The connection failure log collected is limited to the success rate of our engineers to improve the VPN connection, and will not be shared with any individual or organization.
Screenshots
Verdict
The clearest difference is in-app purchases: O3Z at none against VPN Proxy's 3. O3Z also leads on iOS requirement (13.0 vs 15.0). VPN Proxy's advantage is update cadence (weekly vs every 4 months). On price, ads 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
Both are free to download. VPN Proxy sells 3 in-app purchases, starting at $4.99 per 7 days. O3Z asks for nothing beyond the download.
O3Z ships an update every 4 months, VPN Proxy weekly. The most recent releases landed on May 16, 2026 and August 12, 2026 respectively.
| Parameter | O3Z | VPN Proxy |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.6 (15 ratings) — better |
| Positive reviews | — | 42.9% of reviews |
| Number of ratings | — | 15 — better |
| Update frequency | Every 4 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 4 MB | 51 MB |
| Age rating | 4+ | 4+ |
| Developer | Stem S.r.l. | Meta Word |
In-app purchases
O3Z
No in-app purchases
VPN Proxy
- Shield Weekly Vip$4.997 Days
- Shield Weekly Vip3 Days trial$12.991 Month
- Shield Yearly Vip3 Days trial$39.991 Year
