# Bimser Synergy vs Microsoft Defender

The clearest difference is in-app purchases: Bimser Synergy at none against Microsoft Defender's 3. Microsoft Defender's advantage is chart position (#157 vs unranked). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Microsoft Defender sells 3 in-app purchases, starting at $6.99 per month. Bimser Synergy asks for nothing beyond the download.

Bimser Synergy ships an update every 3 weeks, Microsoft Defender every 2 weeks. The most recent releases landed on October 10, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Bimser Synergy | Microsoft Defender |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (22K ratings)](https://appshunter.io/ios/app/microsoft-defender-security/id1526737990/reviews)** |
| Number of ratings | — | **22K** |
| Positive reviews | — | 33.8% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | — | Subscription |
| Best chart rank | — | **#157** |
| Size | 54 MB | 162 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bimser Çözüm](https://appshunter.io/developer/622350320) | [Microsoft Corporation](https://appshunter.io/developer/298856275) |

## What reviewers say

### Bimser Synergy

[App page](https://appshunter.io/ios/app/bimser-synergy/id1491902023)

**Features:** Vision Pro support

**In-app purchases:** none


### Microsoft Defender

[App page](https://appshunter.io/ios/app/microsoft-defender-security/id1526737990)

**Currently charting:** #157 Top Grossing · Business, #193 Top Free · Business (US App Store)

This app offers comprehensive online security for individuals and families, providing antivirus scanning, threat monitoring, and identity protection. It helps safeguard personal information by scanning the dark web and offers credit monitoring and identity theft restoration services.

**Highlights:** Antivirus scanning, Threat monitoring, Dark web scanning for identity threats, Credit monitoring, Identity theft restoration, Anti-phishing protection, Multidevice alerts

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Microsoft 365 Personal | $6.99 | per month |
| Microsoft 365 Personal | $9.99 | per month |
| Microsoft 365 Family | $12.99 | per month |

**What reviewers like**

- 🚀 Fast
- 🔒 Security
- 👍 Ease of use

**What reviewers complain about**

- 🐛 Connectivity issues
- 🔋 High battery drain
- 🔍 Excessive data usage
- 🤖 Compatibility problems
- ⚠️ Disruptive to other apps

**Reported bugs**

- Login issues
- Unexpected app crashes
- Inconsistent behavior after updates

**Requested features**

- Dark mode support
- Customizable VPN settings
- Better integration with other apps


## Frequently asked questions

### Is Bimser Synergy free?

Bimser Synergy is free to download, with no in-app purchases.

### Is Microsoft Defender free?

Microsoft Defender is free to download, with in-app purchases available.

### Do Bimser Synergy or Microsoft Defender have ads?

Neither Bimser Synergy nor Microsoft Defender shows ads.

### Which is updated more often, Bimser Synergy or Microsoft Defender?

Bimser Synergy ships an update every 3 weeks, and Microsoft Defender every 2 weeks. Most recently, Bimser Synergy was updated on October 10, 2026 and Microsoft Defender on October 24, 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.*