Comparison

PreSens Wireless Studio vs Sentron

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

Head to head
About

PreSens Wireless Studio

This application allows users to connect to Bluetooth-enabled oxygen meters for configuration, measurement, and data management. It supports live viewing of oxygen concentration and exporting data in various formats.

Highlights
  • Bluetooth oxygen meter connection
  • Device configuration
  • Live oxygen measurement display
  • Measurement data management
  • Data export to CSV, XLSX, PDF
Features
Read full description

This app, PreSens Wireless Studio, connects to Bluetooth capable oxygen meters from PreSens. It configures, starts, captures and saves oxygen measurements. PreSens Wireless Studio requires a Bluetooth capable PreSens oxygen meter to measure. It does not work with PreSens devices that are not Bluetooth capable. Features - Search for oxygen meters in the area using Bluetooth Low Energy - Connect to the oxygen meter - Configure the device (measurement parameters, calibration, temperature compensation, salinity) - Start, pause and stop measurements - Display oxygen concentration in Live View - Manage measurement data on the device - Download measurement data, display and save data to .csv, .xlsx and .pdf

About

Sentron

Transform your mobile device into a sophisticated pH meter. Connect wirelessly to specialized probes for accurate measurements in various applications. The app guides you through calibration, data logging, and export.

Highlights
  • Wireless pH/EC measurement
  • Bluetooth probe connectivity
  • Step-by-step calibration
  • Data logging and graphing
  • GPS data mapping
  • Automatic temperature compensation
Read full description

Turn your mobile device into a full-featured pH meter by downloading this free Analytical Sensors app. Connect your device to one or more non-glass Sentron pH probes with Bluetooth Low Energy technology. Step-by-step instructions included. The app is intuitive and guides you through the complete process of setting configurations, calibrating, acquiring, storing and exporting all measurement data. Monitoring pH was never that easy! SENTRON EUROPE BV Sentron has developed a comprehensive line of wireless high-quality probes for glass-free pH measurements. Sentron’s ISFET pH sensor technology provides accurate and reliable pH measurements for various applications. All pH probes include a replaceable, interchangeable sensor part for extra durability. It is wirelessly connected via Bluetooth to our Sentron app. Interested? Purchase your pH probe of interest simply at our web shop at www.sentron.nl/shop . For your convenience we offer carry cases with a buffer set and predrill stick. This predrill stick can be used to prepare pilot holes in dry soils. The carry case offers convenient protection for your probes. pH AS A CRITICAL PARAMETER pH is a critical parameter in many areas. Examples include agriculture, horticulture, environment, laboratory applications and inline food processes for beer, wine, meat, fish, or cheese. SENTRON’S ISFET pH SENSOR PROBE * Wireless * Glass-free * Robust * Dry storage SENTRON GLASS-FREE pH PROBES Thanks to comprehensive ISFET pH sensor technology, Sentron offers glass-free wireless pH probes. The probes are used for accurate and reliable pH measurements for demanding applications. Multiple Sentron probes can be connected simultaneously. Functions include calibration (1-, 2-, 3- and 5-point calibration), sample measurement, data logging, graph plotting and data sharing. Measurement of pH and temperature starts as soon as the probe is connected to the mobile device. A notification signals when a probe needs a new calibration. The measurement can be displayed as tabulated data or a graph. ADDITIONAL FEATURES * Display of the probe’s condition, name, reading stability and battery life * Both automatic customizable and manual data logging * Automatic temperature compensation (ATC) * User-definable alarm thresholds for pH and temperature * Automatic recognition of previously connected probes and calibration data stored on probes * GPS mapping of your pH data * Advanced mode option for expert users WIRELESS The Sentron probe’s Bluetooth Low Energy technology offers many advantages in wireless measurement convenience. Each probe can be used up to 50 meters (150 feet) from the mobile device. The Sentron probe and app are ideal for professionals and private indiiduals that need accurate wireless measurements in the laboratory, industry halls, outdoors, etc. Sentron probes are compatible with devices with Bluetooth 5.0 or higher. DEMO PROBES AVAILABLE Would you like to experience our app before buying our product? That’s possible! Download the app and add the virtual demo probe in the app. Experience the convenience of the app yourself. COMING SOON: MULTIPARAMETER PROBE The current pH probe portfolio will be extended with probes for EC (Electrical Conductivity) and ORP (Oxidation Reduction Potential). Imagine: alle these parameters in one and the same probe! Follow us at www.sentron.nl for any related news.

Screenshots

PreSens Wireless Studio3 screens
Sentron4 screens

Verdict

The call

PreSens Wireless Studio and Sentron are too close to call on the numbers: across 7 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

PreSens Wireless Studio ships an update every 2 months, Sentron every 5 weeks. The most recent releases landed on September 10, 2026 and September 22, 2026 respectively.

ScorecardNo meaningful differences
PreSens Wireless Studio versus Sentron: the parameters behind the verdict, then further details
ParameterPreSens Wireless StudioSentron
PriceFreeFree
Rating—3.0 (2 ratings) — better
Positive reviews100.0% of reviews—
Number of ratings—2 — better
Update frequencyEvery 2 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size56 MB94 MB
Age rating4+4+
DeveloperPreSens Precision Sensing GmbHSentron Europe B.V.

Customer experience

PreSens Wireless Studio

Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Sentron

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

PreSens Wireless Studio

No in-app purchases

None

Sentron

No in-app purchases

Questions

Is PreSens Wireless Studio free?
PreSens Wireless Studio is free to download, with no in-app purchases.
Is Sentron free?
Sentron is free to download, with no in-app purchases.
Do PreSens Wireless Studio or Sentron have ads?
Neither PreSens Wireless Studio nor Sentron shows ads.
Which is updated more often, PreSens Wireless Studio or Sentron?
PreSens Wireless Studio ships an update every 2 months, and Sentron every 5 weeks. Most recently, PreSens Wireless Studio was updated on September 10, 2026 and Sentron on September 22, 2026.

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