# LoggerLink vs VuSitu

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.

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.

## The numbers

| Metric | LoggerLink | VuSitu |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (1 ratings)](https://appshunter.io/ios/app/loggerlink/id532185656/reviews) | **[4.9 (16 ratings)](https://appshunter.io/ios/app/vusitu/id1448937574/reviews)** |
| Number of ratings | 1 | **16** |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 78 MB | 170 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Campbell Scientific](https://appshunter.io/developer/532185659) | [In-Situ Inc.](https://appshunter.io/developer/592873894) |

## What reviewers say

### LoggerLink

[App page](https://appshunter.io/ios/app/loggerlink/id532185656)

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.

**Highlights:** View real-time data, Graph historical data, Collect data, Set variables and toggle ports, Check datalogger status, Send programs and set clock, Manage files

**In-app purchases:** none


### VuSitu

[App page](https://appshunter.io/ios/app/vusitu/id1448937574)

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.

**Highlights:** 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

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is LoggerLink free?

LoggerLink is free to download, with no in-app purchases.

### Is VuSitu free?

VuSitu is free to download, with no in-app purchases.

### Which has better reviews, LoggerLink or VuSitu?

VuSitu is rated higher. LoggerLink averages 2.0 out of 5 from 1 ratings, while VuSitu averages 4.9 from 16 ratings.

### Do LoggerLink or VuSitu have ads?

Neither LoggerLink nor VuSitu shows ads.

### Which is updated more often, LoggerLink or VuSitu?

LoggerLink ships an update every 4 months, and VuSitu every 6 weeks. Most recently, LoggerLink was updated on September 14, 2026 and VuSitu on September 17, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*