# D600 Maintenance Utility — For RFID Reader/Writer

> Utility app for D600 Contactless Reader/Writer firmware upgrades and maintenance. (iPhone/iPad app by Socket Mobile.)

- Source: https://appshunter.io/ios/app/d600-maintenance-utility/id1490285086 (this page in markdown: same URL + `.md`)
- Developer: [Socket Mobile](https://appshunter.io/developer/456055935)
- Category: Utilities, Productivity
- Price: Free
- Rating: 5.00/5 from 6 App Store ratings
- Age rating: 4+
- Requires: iOS 9.0 · 21 MB
- Languages: English
- Released: 2019-12-11
- Data updated: 2026-07-22
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/d600-maintenance-utility/id1490285086/reviews.md

## What is D600 Maintenance Utility?

D600 Maintenance implements the user interface to upgrade firmware in the D600 Contactless Reader/Writer and perform other maintenance functions.  To connect the D600 to this app, the D600 must be in App Bluetooth Profile.

Supported Functionality
1. Display operating firmware (GATT information) 2. Display firmware available for download 3. Perform firmware upgrade (download and flash instructions) 4. Display device statistics (no user information is shared) 5. Display device configuration information 6. Identify this reader (to confirm the specific D600 to be upgraded)

This app is intended for advanced users.  For questions and help, please contact support@socketmobile.com

The D600 is a Durable handheld NFC reader which combines the latest 13.56 MHz contactless technology with Bluetooth 5 connectivity.  The D600 supports ISO 14443 Type A and B smart cards, ISO 15693 tags, MIFARE®, FeliCa®, and most NFC tags and devices compliant with ISO 18092 standard. The S550 supports two Bluetooth profiles:  HID Keyboard Emulation (for native App support) and App Mode (for custom App development using our Capture SDK).  Please visit www.socketmobile.com/products/600-series/durascan/d600-bluetooth-nfc-reader for additional product information.

Capture SDK information is available at www.socketmobile.com/developer/welcome

## Key features

- Firmware upgrade functionality
- Display operating firmware
- Display available firmware
- View device statistics
- View device configuration
- Identify specific reader


## Frequently asked questions about D600 Maintenance Utility

### How do I connect the D600 Maintenance Utility to my D600?

To connect the D600 to the app, ensure your D600 reader is in App Bluetooth Profile mode. This allows the app to communicate with the device for maintenance functions.

### What maintenance functions does the D600 Maintenance Utility offer?

The utility allows you to display operating firmware, check for available firmware updates, perform firmware upgrades, view device statistics, and display device configuration information.

### Is the D600 Maintenance Utility free to use?

Yes, the D600 Maintenance Utility is available for free. It does not have any in-app purchases or advertisements, making it a completely free tool for managing your D600 reader.

### What devices is the D600 Maintenance Utility compatible with?

The D600 Maintenance Utility is designed for use with the D600 Contactless Reader/Writer. It is available on iPhone, iPad, and iPod devices.

### Does the D600 Maintenance Utility share any user information?

No, the app explicitly states that no user information is shared when displaying device statistics. It focuses solely on device-specific data for maintenance purposes.

### How often is the D600 Maintenance Utility updated?

The D600 Maintenance Utility was last updated on December 11, 2019, with version 1.0.89. Further updates would depend on Socket Mobile's development schedule.

### What kind of tags does the D600 reader support when used with this utility?

The D600 reader, managed by this utility, supports ISO 14443 Type A and B smart cards, ISO 15693 tags, MIFARE®, FeliCa®, and most NFC tags compliant with ISO 18092.

### Where can I get help or ask questions about the D600 Maintenance Utility?

For questions and assistance regarding the D600 Maintenance Utility, you can contact Socket Mobile support directly at support@socketmobile.com.

## Version history (last 1 release)

### 1.0.89 — 2019-12-11

No release notes.

## Apps similar to D600 Maintenance Utility

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [NFC Commander - Reader Writer](https://appshunter.io/ios/app/nfc-commander-reader-writer/id1557108618) | 4.8 (4) | Free | Utilities |
| [Spider configurator](https://appshunter.io/ios/app/spider-configurator/id1563922004) | — | Free | Utilities |
| [WiFi NFC Reader - µFR Online](https://appshunter.io/ios/app/wifi-nfc-reader-fr-online/id1484491122) | — | Free | Utilities |
| [VivoKey](https://appshunter.io/ios/app/vivokey/id1520141330) | 3.7 (10) | Free | Utilities |
| [FastRfid](https://appshunter.io/ios/app/fastrfid/id1409045543) | — | Free | Utilities |
| [PC/SC BLE](https://appshunter.io/ios/app/pcsc-ble/id1453700291) | 5.0 (1) | Free | Utilities |

## More apps by Socket Mobile

- [ScannerSettings](https://appshunter.io/ios/app/scannersettings/id456055932)
- [Rumba by Socket Mobile](https://appshunter.io/ios/app/rumba-by-socket-mobile/id971935166)
- [TouchPointGettingStarted](https://appshunter.io/ios/app/touchpointgettingstarted/id1120225000)
- [NFC Script](https://appshunter.io/ios/app/nfc-script/id1517463040)
- [Maintenance by Socket Mobile](https://appshunter.io/ios/app/maintenance-by-socket-mobile/id1562749373)

All apps by Socket Mobile: https://appshunter.io/developer/456055935

## Related topics

[d600 maintenance utility](https://appshunter.io/ios/topics/d600-maintenance-utility)

---

*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 2026-07-22.*