Rublon Authenticator vs Bitdefender GravityZone MTD
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Rublon Authenticator
This app provides two-factor authentication for secure remote access. It allows users to approve logins directly from their mobile device, even without an internet connection.
- Two-factor authentication
- Secure remote access
- Offline login approval
- Mobile device integration
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Rublon Authenticator works with the Rublon two-factor authentication service, which secures remote access to applications and networks. The app enables you to approve logins with your mobile device even if it's offline.
Bitdefender GravityZone MTD
This mobile security solution defends corporate and personal devices against phishing, zero-day threats, and advanced cyberattacks. It offers robust protection for applications, web traffic, and the device itself, while strictly safeguarding employee privacy and personal data.
- Mobile threat defense
- Phishing protection
- Zero-day threat detection
- Application security
- Web traffic protection
- Privacy safeguarding
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Bitdefender GravityZone Security for Mobile is a mobile threat defense solution that provides mobile security for corporate-owned and BYOD devices against phishing, zero-day threats, and modern attack vectors. It ensures high-quality cyber security protection on applications, web traffic and mobile devices. All without compromising employees’ privacy or personal data. Bitdefender GravityZone Security for Mobile protects your privacy. Your organization: - Cannot read your texts, emails, or other communication - Cannot see your browsing history - Cannot listen to your calls or see who you talk to - Cannot listen to you via your phone’s microphone - Cannot monitor you via your camera - Cannot read your files or documents - Cannot capture your screen - Cannot view your contacts Bitdefender GravityZone Security for Mobile collects threat information and system actions to help your security team detect malicious activities or attacks that may compromise your personal and/or corporate information. Any information collected on your device will never be shared or sold to a third party.
Screenshots
Verdict
The clearest difference is rating: Bitdefender GravityZone MTD at 4.0 against Rublon Authenticator's 3.1. Bitdefender GravityZone MTD also leads on iOS requirement (12.0 vs 15.1). Rublon Authenticator's advantage is update cadence (every 3 weeks vs every 5 months) and ratings volume (8 vs 1). On price, ads, in-app purchases and monetization model 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. Neither carries in-app purchases, so what you see is what you pay.
Bitdefender GravityZone MTD holds the better App Store score, 4.0 against 3.1. That said, the two scores are not equally well evidenced: Rublon Authenticator has 8 ratings behind it against 1, so its average is the more settled of the two.
Rublon Authenticator ships an update every 3 weeks, Bitdefender GravityZone MTD every 5 months. The most recent releases landed on August 26, 2026 and August 21, 2026 respectively.
| Parameter | Rublon Authenticator | Bitdefender GravityZone MTD |
|---|---|---|
| Price | Free | Free |
| Rating | 3.1 (8 ratings) | 4.0 (1 ratings) — better |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 8 — better | 1 |
| Update frequency | Every 3 weeks — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 12.0 — better |
| Further details — not scored | ||
| Size | 37 MB | 70 MB |
| Age rating | 4+ | 4+ |
| Developer | Rublon Sp. z o.o. | Zimperium |
Customer experience
Rublon Authenticator
Bitdefender GravityZone MTD
In-app purchases
Rublon Authenticator
No in-app purchases
Bitdefender GravityZone MTD
No in-app purchases
Questions
Is Rublon Authenticator free?
Is Bitdefender GravityZone MTD free?
Which has better reviews, Rublon Authenticator or Bitdefender GravityZone MTD?
Do Rublon Authenticator or Bitdefender GravityZone MTD have ads?
Which is updated more often, Rublon Authenticator or Bitdefender GravityZone MTD?
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