Radium Web Browser vs DefensX Web Browser
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Radium Web Browser
A lightweight and extendable web browser for iOS devices. It offers tabbed browsing, ad blocking, and bookmarking. Users can enhance its functionality with JavaScript extensions.
- Tabbed browsing
- Ad blocking
- JavaScript extensions
- Tab restoration
- Bookmarking
- Browsing history
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Radium is a simple to use yet powerful web browser on your iOS device. The browser is light weight so it won't get in the way of where you are trying to go. Radium has the benefit of allowing users to extend the functionality of the browser using simple JavaScript extensions! Features: - Block ads from known sources on sites you visit (iOS 11 only) - Use tabs to have several pages open at once - Bookmark your favorite websites for quick browsing - Radium remembers where you left off and will restore your tabs when you come back - View your recently visited websites in the history page - Add functionality using WebKit compatible JavaScript extensions More information about extensions in Radium can be found at https://github.com/SlayterDev/RadiumBrowser/wiki
DefensX Web Browser
This application offers advanced cybersecurity by isolating users from web and SaaS application threats. It provides protection for users working remotely on any device and network through unique isolation technologies.
- Application-driven cybersecurity
- Patent-pending isolation technologies
- Protection from web threats
- Protection from SaaS application threats
- Works on any device and network
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DefensX is transforming the nature of cybersecurity by liberating users with its application driven approach. With its patent pending unique isolation technologies, DefensX seamlessly protects users, from web and SaaS application content borne threats, who work from anywhere, on any device, and over any network.
Screenshots
Verdict
The clearest difference is rating: Radium Web Browser at 3.7 against DefensX Web Browser's 3.0. Radium Web Browser also leads on ratings volume (19 vs 2) and iOS requirement (10.0 vs 14.7). DefensX Web Browser's advantage is in-app purchases (none vs 1). On price, review sentiment, update cadence and ads 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. Radium Web Browser sells 1 one-off in-app purchase. DefensX Web Browser asks for nothing beyond the download.
Radium Web Browser holds the better App Store score, 3.7 against 3.0. That said, the two scores are not equally well evidenced: Radium Web Browser has 19 ratings behind it against 2, so its average is the more settled of the two. Written reviews split almost evenly too, at 50% and 50% positive.
Radium Web Browser ships an update every 11 days, DefensX Web Browser every 3 weeks. The most recent releases landed on September 10, 2026 and June 1, 2026 respectively.
| Parameter | Radium Web Browser | DefensX Web Browser |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (19 ratings) — better | 3.0 (2 ratings) |
| Positive reviews | 50.0% of reviews | 50.0% of reviews |
| Number of ratings | 19 — better | 2 |
| Update frequency | Every 11 days — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.0 — better | 14.7 |
| Further details — not scored | ||
| Size | 37 MB | 4 MB |
| Age rating | 17+ | 17+ |
| Developer | Slayter Development | Isoolate Inc. |
Customer experience
Radium Web Browser
DefensX Web Browser
In-app purchases
Radium Web Browser
- Ad Blocking$1.99
DefensX Web Browser
No in-app purchases
Questions
Is Radium Web Browser free?
Is DefensX Web Browser free?
Which has better reviews, Radium Web Browser or DefensX Web Browser?
Do Radium Web Browser or DefensX Web Browser have ads?
Which is updated more often, Radium Web Browser or DefensX Web Browser?
Other comparisons
