LoggerLink vs VuSitu
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LoggerLink
This utility app enables direct communication between iOS devices and specific IP-enabled dataloggers. It facilitates field maintenance tasks like viewing and collecting data, managing files, and checking datalogger status.
- View real-time data
- Graph historical data
- Collect data
- Set variables and toggle ports
- Check datalogger status
- Send programs and set clock
- Manage files
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Campbell Scientific's LoggerLink for iOS is a simple yet powerful tool that allows an iOS device to communicate with IP-enabled dataloggers (CR6, CR200X, CR300, CR350, CR800, CR850, CR1000, CR1000X, CR3000). The app supports field maintenance tasks such as viewing and collecting data, setting the clock, and downloading programs. Benefits and Features: • View real-time data • Graph historical data • Collect data • Set variables and toggle ports • Check important status information about the health of the datalogger • Perform field maintenance such as send program, set clock • Manage files Note: AT&T does not support mobile-to-mobile communications. If your mobile device and cellular modem are both on the AT&T network, communications between LoggerLink and the datalogger cannot be established.
VuSitu
Easily connect to water monitoring instruments to view, manage, and share water quality and quantity data. Configure, calibrate, and deploy instruments, view live readings, and set up logs. Securely store and share data through a cloud-based account.
- Connect to In-Situ instruments
- View live water quality data
- Configure and calibrate instruments
- Create and manage log files
- Secure cloud data storage
- Share data via HydroVu
- Instant graphing for readings
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Connect the VuSitu mobile app to In-Situ Inc. water monitoring instruments and telemetry to easily view, manage and share water quality and quantity data. Use any Bluetooth-enabled mobile device to configure, calibrate and deploy your instruments, view live readings, and set up logs. Log in to your HydroVu account for secure data storage and sharing. A user-friendly walkthrough makes it easy to set up log files of all types, even with delayed starts or offset entry. View real-time data on multiple water quality parameters, run low-flow sampling events from your phone, and quickly share your data with colleagues via HydroVu. The VuSitu mobile app makes it easy to: • Interface with In-Situ Inc. instruments • Configure VuLink telemetry devices • Gather real-time water quality and water level data • Create logs and manage log data for all supported instruments • Open data files in Excel or parse into other systems • Securely store all data files in the cloud • Calibrate your instruments • Use instant graphing to determine when to start and stop readings • Receive firmware updates for connected instruments and communication devices with embedded automatic updates or custom downloaded files • View data for conductivity, optical dissolved oxygen (DO), ORP, pH, turbidity, water level/pressure, temperature, ammonium, nitrate, chloride sensors, chlorophyll a, phycocyanin (BGA-PC), phycoerythrin (BGA-PE), FDOM, crude oil, rhodamine WT, fluorescein WT • Define geographic locations with GPS coordinates and photos • Select measurement units • Run low-flow sampling events with your Aqua TROLL 400/500/600 using managed workflows on your phone VuSitu is currently available for the Level TROLL®, Rugged TROLL®, Aqua TROLL®, MPX4, VuLink®, RDO® Blue, and RDO® handheld instruments, for surface water, groundwater, coastal, wastewater, drinking water and aquaculture applications.
Screenshots
Verdict
The clearest difference is rating: VuSitu at 4.9 against LoggerLink's 2.0. VuSitu also leads on review sentiment (100% vs 67%) and update cadence (every 6 weeks vs every 4 months). LoggerLink's advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
VuSitu holds the better App Store score, 4.9 against 2.0. That said, the two scores are not equally well evidenced: VuSitu has 16 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 67% of LoggerLink's written reviews are positive against 100% of VuSitu's.
LoggerLink ships an update every 4 months, VuSitu every 6 weeks. The most recent releases landed on September 14, 2026 and September 17, 2026 respectively.
| Parameter | LoggerLink | VuSitu |
|---|---|---|
| Price | Free | Free |
| Rating | 2.0 (1 ratings) | 4.9 (16 ratings) — better |
| Positive reviews | 66.7% of reviews | 100.0% of reviews — better |
| Number of ratings | 1 | 16 — better |
| Update frequency | Every 4 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 78 MB | 170 MB |
| Age rating | 4+ | 4+ |
| Developer | Campbell Scientific | In-Situ Inc. |
Customer experience
LoggerLink
VuSitu
In-app purchases
LoggerLink
No in-app purchases
VuSitu
No in-app purchases







