# SecureData Lock Managed vs ISS calculator

The clearest difference is update cadence: ISS calculator at every 3 days against SecureData Lock Managed's every 2 months. SecureData Lock Managed's advantage is iOS requirement (11.0 vs 13.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for SecureData Lock Managed against 5.0 for ISS calculator. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

SecureData Lock Managed ships an update every 2 months, ISS calculator every 3 days. The most recent releases landed on September 8, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | SecureData Lock Managed | ISS calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/securedata-lock-managed/id1469385899/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/iss-calculator/id1531086115/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | Free | Free |
| Size | 32 MB | 2 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SecureData, Inc.](https://appshunter.io/developer/1204857940) | [Sujal Adhia](https://appshunter.io/developer/1475334795) |

## What reviewers say

### SecureData Lock Managed

[App page](https://appshunter.io/ios/app/securedata-lock-managed/id1469385899)

Control and secure your external storage devices from your iOS device. Authenticate using PIN, FaceID, or TouchID for enhanced data protection. Features include remote wipe and auto-lock for comprehensive security.

**Highlights:** Lock and unlock SecureDrive BT devices, Two-factor authentication, Remote wipe capability, Step away auto-lock, Password recovery

**Features:** macOS Compatibility

**In-app purchases:** none


### ISS calculator

[App page](https://appshunter.io/ios/app/iss-calculator/id1531086115)

This tool helps assess the severity and extent of ichthyosis across the body. It's designed for clinical trials, research, and practice to track treatment response in adults and children. The system follows FDA guidelines for comprehensive scoring.

**Highlights:** Assess ichthyosis extent and severity, User-friendly instrument, For clinical trials and research, Track treatment response, Score adults and children, Follows FDA guidelines

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SecureData Lock Managed free?

SecureData Lock Managed is free to download, with no in-app purchases.

### Is ISS calculator free?

ISS calculator is free to download, with no in-app purchases.

### Which has better reviews, SecureData Lock Managed or ISS calculator?

SecureData Lock Managed and ISS calculator are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do SecureData Lock Managed or ISS calculator have ads?

Neither SecureData Lock Managed nor ISS calculator shows ads.

### Which is updated more often, SecureData Lock Managed or ISS calculator?

SecureData Lock Managed ships an update every 2 months, and ISS calculator every 3 days. Most recently, SecureData Lock Managed was updated on September 8, 2026 and ISS calculator on September 22, 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.*