# RIO Data View — Remote I/O Data View

> Remote I/O Data View (iPhone/iPad app by Japan Vacuum Instruments Ltd..)

- Source: https://appshunter.io/ios/app/rio-data-view/id1325922186 (this page in markdown: same URL + `.md`)
- Developer: [Japan Vacuum Instruments Ltd.](https://appshunter.io/developer/556391381)
- Category: Utilities, Productivity
- Price: Free
- Age rating: 4+
- Requires: iOS 14.5 · 4 MB
- Languages: American English
- Released: 2020-06-17
- Data updated: 2026-05-17
- User reviews in markdown: https://appshunter.io/ios/app/rio-data-view/id1325922186/reviews.md

## What is RIO Data View?

RIO Data View app plots real time or stored data of your remote I/O modules and allows control relays or digital outputs channel over the network on your mobile phone.
Currently supported remote I/O Modules are Teracom's TCW241 - Ethernet I/O modules and RPIO - Raspberry Pi + Automation Hat remote I/O module.

The App can plot data by selecting channels on a screw with a graph view or list view. When relays or digital output channels were selected, the app can control the channels on or off remotely.

Feature
Realtime Plots
Stored data plots
Timelined line graph with coloured lines, symbols...etc.f
Conversion can be applied to the data before plotting

Support software
RIO DLUtility: data logger for your remote I/O modules and serve data to this RIO Data View App.
RIO Data View Mac: RIO Data View app for macOS


## Version history (last 5 releases)

### 2.1.1 — 2025-04-29

Small bug fixes.

### 2.1.0 — 2025-01-27

A few bug fixes.

### 2.0.0 — 2024-06-04

Updated for new iPhone devices after iPhone 13.
Screen layout at the bottom was adjusted for the new iPhone devices.
A few bug fixes.

### 1.2.1 — 2021-07-18

A few bug fixed.

### 1.2 — 2021-04-07

A Few bug fixed. Port number can be specified for server. Support Scientific numbers. Conversions can be saved to a server.

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## More apps by Japan Vacuum Instruments Ltd.

- [TenPuzzle - make 10](https://appshunter.io/ios/app/tenpuzzle-make-10/id1113855432)

All apps by Japan Vacuum Instruments Ltd.: https://appshunter.io/developer/556391381

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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 2026-05-17.*