# Bitdefender Mobile Security vs Bitdefender GravityZone MTD

The clearest difference is rating: Bitdefender Mobile Security at 4.7 against Bitdefender GravityZone MTD's 4.0. Bitdefender Mobile Security also leads on update cadence (weekly vs every 5 months) and ratings volume (37K vs 1). Bitdefender GravityZone MTD's advantage is in-app purchases (none vs 8). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Bitdefender Mobile Security sells 8 in-app purchases, starting at $3.99 per month. Bitdefender GravityZone MTD asks for nothing beyond the download.

Bitdefender Mobile Security holds the better App Store score, 4.7 against 4.0. That said, the two scores are not equally well evidenced: Bitdefender Mobile Security has 37K ratings behind it against 1, so its average is the more settled of the two.

Bitdefender Mobile Security ships an update weekly, Bitdefender GravityZone MTD every 5 months. The most recent releases landed on September 25, 2026 and August 21, 2026 respectively.

## The numbers

| Metric | Bitdefender Mobile Security | Bitdefender GravityZone MTD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (37K ratings)](https://appshunter.io/ios/app/bitdefender-mobile-security/id1255893012/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/bitdefender-gravityzone-mtd/id6445922127/reviews) |
| Number of ratings | **37K** | 1 |
| Positive reviews | 46.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 5 months |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#194** | — |
| Size | 184 MB | 70 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bitdefender SRL](https://appshunter.io/developer/384899757) | [Zimperium](https://appshunter.io/developer/1030924458) |

## What reviewers say

### Bitdefender Mobile Security

[App page](https://appshunter.io/ios/app/bitdefender-mobile-security/id1255893012)

**Currently charting:** #194 Top Grossing · Utilities (US App Store)

Safeguard your iPhone from phishing, malicious websites, and data breaches. This app offers real-time threat monitoring, security scans, and account privacy checks to protect your personal information and online identity.

**Highlights:** Scam Alert for phishing, Web Protection against dangerous sites, Security Scan for vulnerabilities, Account Privacy breach checks, Essential VPN Protection, Real-time threat monitoring

**Features:** Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mobile Security Monthly | $3.99 | per month |
| Monthly Premium VPN | $6.99 | per month |
| Total Security Monthly | $9.99 | per month |
| Mobile Security Yearly | $29.99 | per year |
| Mobile Security Yearly | $29.99 | per year |
| Yearly Premium VPN | $69.99 | per year |
| Total Security Yearly | $109.99 | per year |
| Ultimate Security Individual Yearly | $159.99 | per year |

**What reviewers like**

- 🚀 Great security
- 🔒 Protects against scams and malware
- 👍 Easy to use
- 🚀 Reliable VPN connection
- 🔒 Keeps devices safe

**What reviewers complain about**

- 🐛 Frequent disconnections of VPN and web protection
- 🔋 Drains battery quickly
- 🐛 Interferes with other apps and services
- 🐛 Buggy and unreliable
- 💰 Expensive for limited features

**Reported bugs**

- Web protection randomly turning off
- VPN connection issues and errors
- Compatibility problems with iOS devices
- Subscription and billing problems

**Requested features**

- Automatic web protection and VPN connection
- Better integration with other apps
- More transparent pricing and subscription model
- Improved customer support


### Bitdefender GravityZone MTD

[App page](https://appshunter.io/ios/app/bitdefender-gravityzone-mtd/id6445922127)

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.

**Highlights:** Mobile threat defense, Phishing protection, Zero-day threat detection, Application security, Web traffic protection, Privacy safeguarding

**Features:** Safari Extension, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Bitdefender Mobile Security free?

Bitdefender Mobile Security is free to download, with in-app purchases available.

### Is Bitdefender GravityZone MTD free?

Bitdefender GravityZone MTD is free to download, with no in-app purchases.

### Which has better reviews, Bitdefender Mobile Security or Bitdefender GravityZone MTD?

Bitdefender Mobile Security is rated higher. Bitdefender Mobile Security averages 4.7 out of 5 from 37K ratings, while Bitdefender GravityZone MTD averages 4.0 from 1 ratings.

### Do Bitdefender Mobile Security or Bitdefender GravityZone MTD have ads?

Neither Bitdefender Mobile Security nor Bitdefender GravityZone MTD shows ads.

### Which is updated more often, Bitdefender Mobile Security or Bitdefender GravityZone MTD?

Bitdefender Mobile Security ships an update weekly, and Bitdefender GravityZone MTD every 5 months. Most recently, Bitdefender Mobile Security was updated on September 25, 2026 and Bitdefender GravityZone MTD on August 21, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*