Comparison

OPTICHECK Flow Mobile vs TELEDYNE ISCO FlowCalc

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

Head to head
About

OPTICHECK Flow Mobile

This utility app facilitates the wireless setup, verification, and ongoing monitoring of specific KROHNE flow meters. It enables secure Bluetooth® connectivity for device configuration and performance checks without interrupting ongoing measurements.

Highlights
  • Wireless device commissioning
  • Device parameterization via Bluetooth®
  • Verification without measurement interruption
  • Monitoring of meter performance
  • Monitoring of application parameters
Features
Read full description

Mobile app for wireless device commissioning, verification, and monitoring of KROHNE OPTIMASS devices. OPTICHECK Flow Mobile is part of myDevice, KROHNE’s new suite of Smart Service Tools. OPTICHECK Flow Mobile features: • Wireless commissioning and device parametrisation via secure Bluetooth® connection • Verification without measurement interruption • Monitoring of meter performance and application parameters OPTICHECK Flow Mobile works with the new OPTIMASS Coriolis mass flowmeters from KROHNE.

About

TELEDYNE ISCO FlowCalc

This utility app provides quick and accurate open channel flow rate calculations for field or office use. Select your measurement method, enter dimensions and head/velocity, and receive instant results. It supports multiple flow methods, area-velocity calculations, and unit switching.

Highlights
  • Instant flow rate calculations
  • Multiple weir and flume types
  • Area-velocity mode for pipes
  • Save favorite site setups
  • Imperial and metric unit support
  • Based on ISCO Handbook formulas
Features
Read full description

Quick, accurate flow rate calculations, right in your pocket. FlowCalc makes open channel flow measurement fast and easy. Whether you’re in the field or the office, you can select your weir, flume, or channel shape, enter size and head/velocity, and get instant, reliable results. Key Features • Set up & calculate in minutes – Choose your measurement method, enter your dimensions, and see flow rates instantly. • Multiple flow methods – Includes popular weirs (V‑Notch, Rectangular, Cipolletti) and flumes (Parshall, Leopold‑Lagco, HS, H, HL, Trapezoidal, and more). • Area‑velocity mode – Calculate flow for partially full pipes and non‑full channels in various shapes. • Save favorites – Store common site setups for fast recall. • Trusted formulas – Based on the ISCO Open Channel Flow Measurement Handbook. • Easy unit switching – Imperial and metric support. Free to download and backed by Teledyne ISCO’s decades of expertise in flow measurement.

Screenshots

OPTICHECK Flow Mobile4 screens
TELEDYNE ISCO FlowCalc4 screens

Verdict

The call

The clearest difference is rating: TELEDYNE ISCO FlowCalc at 4.5 against OPTICHECK Flow Mobile's 4.0. TELEDYNE ISCO FlowCalc also leads on update cadence (weekly vs every 3 months) and iOS requirement (13.4 vs 16.4). OPTICHECK Flow Mobile's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, ratings volume, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

TELEDYNE ISCO FlowCalc holds the better App Store score, 4.5 against 4.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

UpkeepUpdate frequency

OPTICHECK Flow Mobile ships an update every 3 months, TELEDYNE ISCO FlowCalc weekly. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

Scorecard5 real differences · 5 level
OPTICHECK Flow Mobile versus TELEDYNE ISCO FlowCalc: the parameters behind the verdict, then further details
ParameterOPTICHECK Flow MobileTELEDYNE ISCO FlowCalc
PriceFreeFree
Rating4.0 (2 ratings)4.5 (2 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings22
Update frequencyEvery 3 monthsWeekly — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree — betterAd-supported
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.413.4 — better
Further details — not scored
Size361 MB26 MB
Age rating4+4+
DeveloperKROHNE Messtechnik GmbHFutureSight Studios Ltd

Customer experience

OPTICHECK Flow Mobile

All ratings2 ratings
Positive50.0%
Neutral50.0%
Negative0.0%

TELEDYNE ISCO FlowCalc

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

OPTICHECK Flow Mobile

No in-app purchases

None

TELEDYNE ISCO FlowCalc

No in-app purchases

Questions

Is OPTICHECK Flow Mobile free?
OPTICHECK Flow Mobile is free to download, with no in-app purchases.
Is TELEDYNE ISCO FlowCalc free?
TELEDYNE ISCO FlowCalc is free to download, with no in-app purchases.
Which has better reviews, OPTICHECK Flow Mobile or TELEDYNE ISCO FlowCalc?
TELEDYNE ISCO FlowCalc is rated higher. OPTICHECK Flow Mobile averages 4.0 out of 5 from 2 ratings, while TELEDYNE ISCO FlowCalc averages 4.5 from 2 ratings.
Do OPTICHECK Flow Mobile or TELEDYNE ISCO FlowCalc have ads?
TELEDYNE ISCO FlowCalc shows ads; OPTICHECK Flow Mobile does not.
Which is updated more often, OPTICHECK Flow Mobile or TELEDYNE ISCO FlowCalc?
OPTICHECK Flow Mobile ships an update every 3 months, and TELEDYNE ISCO FlowCalc weekly. Most recently, OPTICHECK Flow Mobile was updated on November 3, 2026 and TELEDYNE ISCO FlowCalc on November 4, 2026.

Other comparisons