# Maintenance.ON — Maintenance

> Maintenance (iPhone/iPad app by Herrenknecht AG.)

- Source: https://appshunter.io/ios/app/maintenanceon/id6746122546 (this page in markdown: same URL + `.md`)
- Developer: [Herrenknecht AG](https://appshunter.io/developer/1601421537)
- Category: Business, Productivity
- Price: Free
- Age rating: 4+
- Requires: iOS 17.6 · 79 MB
- Languages: American English, German (Germany)
- Released: 2026-01-19
- Data updated: 2026-08-12
- User reviews in markdown: https://appshunter.io/ios/app/maintenanceon/id6746122546/reviews.md

## What is Maintenance.ON?

Maintenance.ON is the digital solution for managing, tracking, and documenting maintenance activities for Herrenknecht machines and equipment from any manufacturer. Designed for demanding tunneling environments, the app brings together preventive scheduling, corrective maintenance handling, and real-time machine data—all in one intuitive platform.

Preventive Maintenance Made Simple
Plan and execute maintenance tasks with clarity. Define tasks based on time or usage and digitally document every step. Whether it’s Herrenknecht equipment or external machinery, Maintenance.ON ensures consistent and reliable maintenance tracking.

Access to All Relevant Documentation
All essential information is always at hand. Access technical documentation, drawings, and attachments directly within each task. No more searching through folders or paper manuals—everything is digitally organized and instantly available.

Integrated Machine Sensor Data
Connect your machines to unlock real-time insights. Operating hours, component usage, and key sensor readings feed directly into maintenance scheduling to keep all data current and aligned with actual machine behavior.

Corrective Maintenance & Issue Resolution
Record incidents, track repairs, and document corrective work with clarity. Add images, notes, and detailed steps to every case. Maintenance.ON provides full transparency across open issues and supports streamlined resolution.

Optimized for Field and Office
Whether you are working underground on a tablet or planning in the office on a desktop, Maintenance.ON ensures fast access, synchronized data, and a consistent workflow across devices.

With Maintenance.ON, your maintenance teams stay informed, connected, and efficient—every step of the way.


## Version history (last 5 releases)

### 1.0.05 — 2026-08-11

- New filter design.
- Search within filter options.
- UI optimizations for chips, badges, and typography.
- Dashboard top bar animation when scrolling for smoother behavior.

### 1.0.03 — 2026-03-12

UX optimizations in the public area and when logging in via email.

### 1.0.02 — 2026-03-03

- New machine image api
- Disable actions for closed Tasks
- Display next usage-based trigger valuer
- Display sensor data in in open tasks

### 1.0.01 — 2026-02-10

Bug fixes:
- Machine List: Loading spinner now displays correctly
- Crash in Filter Sheet fixed

Features & improvements:
- General UI/UX adjustments

### 1.0 — 2026-01-19

No release notes.

## More apps by Herrenknecht AG

- [Herrenknecht.CONNECTED](https://appshunter.io/ios/app/herrenknechtconnected/id1601421535)
- [HKYOU](https://appshunter.io/ios/app/hkyou/id6444289083)

All apps by Herrenknecht AG: https://appshunter.io/developer/1601421537

## Related topics

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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 2026-08-12.*