Comparison

VuSitu vs Emlid Flow

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

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
Read full description

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.

About

Emlid Flow

Manage Emlid Reach receivers and perform positioning tasks like data collection and mapping. Offers free and pro plans for various survey workflows, with cloud sync and team collaboration features.

Highlights
  • Receiver management (base/rover setup)
  • RTK/PPK configuration
  • Point collection and stakeout
  • Import/export various file formats
  • Coordinate system library
  • Cloud sync with Emlid Flow 360
  • Team collaboration
Features
Read full description

Emlid Flow is a companion app for Emlid Reach receivers, designed to manage devices and handle all your positioning tasks in one place. The app has Free and Pro plans for a wide range of applications, from ground control point collection to topographic mapping and earthworks. What you get with the free version: - Full control of your receivers: set up base and rover, update, configure RTK and PPK. - Point collection and stakeout. - Import/Export CSV, DXF, KML, or Shapefile files. - Built-in coordinate system library with over 1000 systems. - Ability to create custom coordinate systems. - Base shift. - Cloud sync with Emlid Flow 360. - Team collaboration with up to 10 members. Emlid Flow 360 is the web platform where you can access all data from the app and vice versa! Sync works instantly, allowing you to prepare, manage, and export projects in the office without manual file transfers and even with the receiver at hand. For more advanced survey workflows, Emlid Flow offers Pro Plan: - Collect and stakeout lines and polygons. - Stakeout reports and collect rules for accuracy control. - Survey codes to better differentiate data. - DTM support. - Auto collection tool to free your hands. - Inverse & Traverse for geometry calculations. - Team collaboration with an unlimited number of members. And much more with continuous updates! Try Pro Plan with a 30-day trial available on all platforms. Terms of use: https://emlid.com/legal/#apps-terms Privacy Policy: https://emlid.com/legal/#privacy

Screenshots

VuSitu4 screens
Emlid Flow4 screens

Verdict

The call

The clearest difference is review sentiment: VuSitu at 100% against Emlid Flow's 55%. VuSitu also leads on rating (4.9 vs 3.9) and in-app purchases (none vs 1). Emlid Flow's advantage is update cadence (every 10 days vs every 6 weeks). On price, ratings volume, ads and device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Emlid Flow sells 1 in-app purchase, starting at $24.99 per month. VuSitu asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

VuSitu holds the better App Store score, 4.9 against 3.9. Both are backed by a comparable volume of ratings — 16 and 36 respectively. Written reviews point the same way: 100% of VuSitu's written reviews are positive against 55% of Emlid Flow's.

UpkeepUpdate frequency

VuSitu ships an update every 6 weeks, Emlid Flow every 10 days. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

Scorecard5 real differences · 5 level
VuSitu versus Emlid Flow: the parameters behind the verdict, then further details
ParameterVuSituEmlid Flow
PriceFreeFree
Rating4.9 (16 ratings) — better3.9 (36 ratings)
Positive reviews100.0% of reviews — better55.0% of reviews
Number of ratings1636 — better
Update frequencyEvery 6 weeksEvery 10 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better16.0
Further details — not scored
Size171 MB205 MB
Age rating4+4+
DeveloperIn-Situ Inc.Emlid Tech Kft.

Customer experience

VuSitu

All ratings16 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Emlid Flow

All ratings36 ratings
Positive72.2%
Neutral5.6%
Negative22.2%
Written reviews20 reviews
Positive55.0%
Neutral15.0%
Negative30.0%

In-app purchases

None

VuSitu

No in-app purchases

1 purchases

Emlid Flow

Subscriptions1
  • Pro Plan Individual Monthly1 Month trial$24.991 Month

Questions

Is VuSitu free?
VuSitu is free to download, with no in-app purchases.
Is Emlid Flow free?
Emlid Flow is free to download, with in-app purchases available.
Which has better reviews, VuSitu or Emlid Flow?
VuSitu is rated higher. VuSitu averages 4.9 out of 5 from 16 ratings, while Emlid Flow averages 3.9 from 36 ratings.
Do VuSitu or Emlid Flow have ads?
Neither VuSitu nor Emlid Flow shows ads.
Which is updated more often, VuSitu or Emlid Flow?
VuSitu ships an update every 6 weeks, and Emlid Flow every 10 days. Most recently, VuSitu was updated on October 24, 2026 and Emlid Flow on October 26, 2026.

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