# IT-550BU Diagnostic Tool

> IT-550BU Diagnostic Tool (iPhone/iPad app by InfoThink.)

- Source: https://appshunter.io/ios/app/it-550bu-diagnostic-tool/id1126257663 (this page in markdown: same URL + `.md`)
- Developer: [InfoThink](https://appshunter.io/developer/1126257662)
- Category: Utilities, Productivity
- Price: Free
- Age rating: 4+
- Requires: iOS 9.0 · 2 MB
- Languages: American English
- Released: 2018-02-07
- Data updated: 2026-06-08
- User reviews in markdown: https://appshunter.io/ios/app/it-550bu-diagnostic-tool/id1126257663/reviews.md

## What is IT?

InfoThink IT-550BU Bluetooth smarcard reader diagnosis tool.

This app will diagnosis the hardware on following items and show the testing result.

1.Does Bluetooth connection work ok?
2.Does Reader functions work ok?
3.Does Smartcard functions work ok?


## Version history (last 3 releases)

### 1.3.1 — 2022-12-29

update for testing any smartcard

### 1.2.2 — 2020-12-30

upgrade app for iOS14.

### 1.1.5 — 2018-02-07

No release notes.

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## More apps by InfoThink

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All apps by InfoThink: https://appshunter.io/developer/1126257662

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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 2026-06-08.*