# Master Lock® cLOTO™ Worker

> Digital lockout/tagout solution for workplace safety and accountability. (iPhone/iPad app by Master Lock Company, LLC..)

- Source: https://appshunter.io/ios/app/master-lock-cloto-worker/id6503617450 (this page in markdown: same URL + `.md`)
- Developer: [Master Lock Company, LLC.](https://appshunter.io/developer/417488857)
- Category: Utilities, Productivity
- Price: Free
- Rating: 5.00/5 from 4 App Store ratings
- Age rating: 4+
- Requires: iOS 14.0 · 29 MB
- Languages: Dutch, English, French, German, Indonesian, Japanese, Portuguese, Spanish
- Released: 2025-01-03
- Data updated: 2026-06-05
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/master-lock-cloto-worker/id6503617450/reviews.md

## What is Master Lock® cLOTO™ Worker?

We’re revolutionizing workplace safety. The Master Lock cLOTO™ (Connected Lockout Tagout) Solution enables you to digitally transform your program by bringing safety, accountability and innovation together on a desktop or mobile device. Streamline processes, assign and track procedures and make real-time decisions when they matter most. Get complete and connected control, all in one place.

Full Traceability
Track procedure data for full visibility of active and completed procedures, providing an added measure of accountability to your facility's lockout program.

Increase Safety
Improve safety by ensuring LOTO procedures are executed accurately and completely.

Unlock Efficiency
Access on-demand metrics of maintenance and LOTO tasks to quickly optimize processes. Drive increased efficiency by digitizing the audit trail.

Access Support
Our professional consultation services are here to support you 100% of the way with compliance assessments, trainings, written procedures and more. We’ve got you covered.

The Master Lock® cLOTO™ Worker app is one of the core components of the complete Master Lock® cLOTO™ Solution.  The Worker app enable maintenance employees to apply a padlock and automatically create a digital footprint of their participation during group lockout processes—no pencils, no paper.

## Key features

- Digital lockout/tagout procedures
- Assign and track safety tasks
- Full traceability of procedures
- Enhance workplace safety
- Streamline efficiency
- Digital audit trail


## Frequently asked questions about Master Lock® cLOTO™ Worker

### What is Master Lock cLOTO Worker?

Master Lock cLOTO Worker is a mobile application designed to digitize and streamline workplace safety procedures, specifically for lockout/tagout (LOTO) processes. It allows maintenance employees to digitally apply padlocks and create a footprint of their participation without using paper.

### How does Master Lock cLOTO Worker improve safety?

It improves safety by ensuring LOTO procedures are executed accurately and completely through digital tracking and accountability. This provides full visibility of active and completed procedures, reducing the risk of errors.

### Is Master Lock cLOTO Worker free to use?

Yes, the Master Lock cLOTO Worker app is available for free. It is a core component of the complete Master Lock cLOTO Solution, which may involve other services.

### What devices does Master Lock cLOTO Worker support?

The app is supported on iPhone, iPad, and iPod devices. It is designed for use on both desktop and mobile platforms.

### How often is Master Lock cLOTO Worker updated?

The latest version of the app, 1.2.5, was last updated on October 20, 2025. Updates typically include improvements to functionality and reliability.

### What is the age rating for Master Lock cLOTO Worker?

Master Lock cLOTO Worker has an age rating of 4+. This indicates it is suitable for users of all ages, with no mature content.

### Does Master Lock cLOTO Worker have ads?

No, the Master Lock cLOTO Worker app does not contain advertisements. It is designed to provide a focused and uninterrupted user experience for safety management.

### What kind of support is available for Master Lock cLOTO Worker?

Master Lock offers professional consultation services to support users with compliance assessments, training, and written procedures. These services are designed to assist facilities in fully utilizing the Master Lock cLOTO Solution.

## Version history (last 5 releases)

### 1.2.5 — 2025-10-20

System Updates and Additional Language Support

### 1.2.3 — 2025-06-17

Updates to support additional lock types in procedure execution.

### 1.2.2 — 2025-03-05

Performance Enhancements

### 1.2.1 — 2025-01-06

System Enhancements

### 1.2 — 2025-01-03

No release notes.

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## More apps by Master Lock Company, LLC.

- [Master Lock Vault Enterprise](https://appshunter.io/ios/app/master-lock-vault-enterprise/id1291433880)
- [Master Lock Vault Home](https://appshunter.io/ios/app/master-lock-vault-home/id1491347215)
- [Master Lock® cLOTO™ Manager](https://appshunter.io/ios/app/master-lock-cloto-manager/id6503617465)

All apps by Master Lock Company, LLC.: https://appshunter.io/developer/417488857

## Related topics

[master lock](https://appshunter.io/ios/topics/master-lock)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-05.*