JUMO Device vs GuangYan
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
JUMO Device
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The free JUMO Device app allows smartphones and tablets to communicate with the paperless recorder JUMO LOGOSCREEN 600. The app can scan for devices in the company network and displays the discovered devices in an easy-to-read list. Users can select the device either from this list or do so manually by entering the IP address / DNS designation. If a JUMO device is selected via the app, the device tells the app which data it can provide. This data could, for example, include current measured values, events, or alarms. The JUMO Device app also supports the automation system JUMO mTRON T (as of version 249.03.05), the process and program controller JUMO DICON touch (as of version 266.02.03), and the modular multichannel measuring device for liquid analysis JUMO AQUIS touch (as of version 304.02.08). The paperless recorder JUMO LOGOSCREEN 600 is supported as of version 323.01.01.
GuangYan
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GuangYan is a Bluetooth-based companion app designed specifically for fusion splicer devices. It helps technicians connect, operate, and log splicing sessions with ease โ directly from their smartphones. Whether youโre working in the field or managing multiple units, GuangYan provides a clean interface to monitor device status and keep track of usage history. Key Features: โข Fast Bluetooth pairing with supported fusion splicers โข Automatically logs operation locations when connected GuangYan is your smart assistant for efficient fusion splicer management in the field.
Screenshots
Verdict
The clearest difference is iOS requirement: JUMO Device at 13.0 against GuangYan's 15.5. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
JUMO Device ships an update every 3 months, GuangYan every 2 months. The most recent releases landed on September 14, 2026 and July 4, 2026 respectively.
| Parameter | JUMO Device | GuangYan |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months | Every 2 months โ better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 โ better | 15.5 |
| Further details โ not scored | ||
| Size | 4 MB | 47 MB |
| Age rating | 4+ | 9+ |
| Developer | JUMO GmbH & Co. KG | Liao Yunhua |
In-app purchases
JUMO Device
No in-app purchases
GuangYan
No in-app purchases









