# DBD+ vs Vaultek ViSN

The clearest difference is in-app purchases: DBD+ at none against Vaultek ViSN's 1. DBD+ also leads on ratings volume (55 vs 17) and iOS requirement (9.0 vs 13.0). On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. Vaultek ViSN sells 1 in-app purchase, starting at $4.99 per month. DBD+ asks for nothing beyond the download.

Vaultek ViSN holds the better App Store score, 2.5 against 2.3. Both are backed by a comparable volume of ratings — 55 and 17 respectively. Written reviews point the same way: 30% of DBD+'s written reviews are positive against 33% of Vaultek ViSN's.

DBD+ ships an update every 2 months, Vaultek ViSN every 3 months. The most recent releases landed on September 30, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | DBD+ | Vaultek ViSN |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (55 ratings)](https://appshunter.io/ios/app/dbd-plus/id1532426159/reviews) | **[2.5 (17 ratings)](https://appshunter.io/ios/app/vaultek-visn/id6670317613/reviews)** |
| Number of ratings | **55** | 17 |
| Positive reviews | 30.0% of reviews | **33.3% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | **Free** | Freemium |
| Size | 33 MB | 20 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Dragon Brothers Digital Lock Co., Ltd.](https://appshunter.io/developer/1503502098) | [Vaultek Safe, Inc.](https://appshunter.io/developer/1406658583) |

## What reviewers say

### DBD+

[App page](https://appshunter.io/ios/app/dbd-plus/id1532426159)

Unlock doors using your mobile phone via Bluetooth technology. Remotely share access with family and friends, and receive alerts for abnormal movement or low battery. Experience a convenient and efficient new way of life.

**Highlights:** Bluetooth door unlocking, Remote key sharing, Zero-distance contact with family/friends, Abnormal movement alarm, Weak current smart tips

**Features:** macOS Compatibility

**In-app purchases:** none


### Vaultek ViSN

[App page](https://appshunter.io/ios/app/vaultek-visn/id6670317613)

Control and monitor your Wi-Fi enabled safe remotely. Effortlessly set up your device, manage user access with fingerprints and temporary passcodes, and receive real-time alerts for critical activity. Upgrade for advanced features like SOS alerts and multi-safe management.

**Highlights:** Wi-Fi enabled safe network, User-friendly guided setup, Real-time critical activity alerts, Program up to 80 fingerprints, Temporary passcode generation, SOS emergency alerts (premium), Over-the-air firmware updates

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ViSN Premium Subscription | $4.99 | per month |


## Frequently asked questions

### Is DBD+ free?

DBD+ is free to download, with no in-app purchases.

### Is Vaultek ViSN free?

Vaultek ViSN is free to download, with in-app purchases available.

### Which has better reviews, DBD+ or Vaultek ViSN?

Vaultek ViSN is rated higher. DBD+ averages 2.3 out of 5 from 55 ratings, while Vaultek ViSN averages 2.5 from 17 ratings.

### Do DBD+ or Vaultek ViSN have ads?

Neither DBD+ nor Vaultek ViSN shows ads.

### Which is updated more often, DBD+ or Vaultek ViSN?

DBD+ ships an update every 2 months, and Vaultek ViSN every 3 months. Most recently, DBD+ was updated on September 30, 2026 and Vaultek ViSN on October 2, 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.*