Comparison

optrel vs Emko

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

Head to head
About

optrel

Features
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Optrel - your connection to swiss air respiratory systems With the Optrel app, you can transform your mobile device into a powerful control and monitoring tool for your swiss air respiratory system. Thanks to modern Bluetooth Low Energy (BLE) technology, the app provides you with a seamless connection and gives you comprehensive control and insight into the status of your swiss air. Main functions AIR FLOW CONTROL: Adjust the air flow of your swiss air respirator directly via the app to ensure optimum breathing conditions at all times. Whether you need a lower or higher air supply, the adjustment is simple and intuitive. BATTERY CHARGE & FILTER STATUS: Check the current battery charge level and filter status of your swiss air device at a glance. This important information helps you to ensure that your appliance is ready for use and to carry out any necessary maintenance in good time. BLOWER RUNTIME: Read out the total running time of the fan to get an overview of the operating time. This function is particularly useful for maintenance planning and tracking usage history. SENSOR VALUES: The app allows you to read out the temperature and pressure sensor values of the swiss air control unit. This data provides you with valuable insights into the ambient conditions and helps you maximize the safety and efficiency of your respirator. FIRMWARE UPDATES: With the Optrel app, you can carry out firmware updates for your swiss air device quickly and easily. Always stay up to date with the latest technology and benefit from the latest functions and improvements. USER EXPERIENCE: The Optrel app has been developed with a focus on user experience and intuitive operation. Thanks to the clear and concise user interface, you can use all functions effortlessly, whether you are an experienced professional or a new user. SAFETY & RELIABILITY: Your safety is our top priority. The Optrel app provides you with reliable and accurate information about your swiss air so that you can rely on your equipment in any situation. REGULAR UPDATES: We are constantly working to improve the Optrel app and provide regular updates to add new features and optimise performance. Your feedback is very important to us as we strive to provide the best possible user experience. COMPATIBILITY: The Optrel app is compatible with all iOS devices (from iOS 11.0), except tablets that support BLE, and has been specially developed for seamless integration with Swiss air respirators. Download the Optrel app today and experience the next generation of respirator control. SUPPORT: If you have any questions or need support, our customer support team will be happy to help. Visit our website or contact us directly via the app. swiss air – safety never felt so comfortable. Download the app now and benefit from the versatile control and monitoring functions offered by the Optrel app. Connect to your swiss air and optimise your safety and performance in the field.

About

Emko

Features
Read full description

The application handles basic calculations in the field of production preparation of piping systems. It consists of three parts. Paid and two unpaid. 1. paid part. Platform for drawing isometries and calculating pipe and elbow dimensions. The application draws the isometry from the entered data, marks the beginning and end of the pipe and the welds. It calculates the net pipe lengths to be cut, calculates the angle of the elbows, the lengths of the large and small radii, the elbows to be cut if necessary, and the readings of the cut elbows and the angle of inclination. 2. unpaid portion. Platform to calculate and plot the etchings. 3. unpaid platform. A platform for calculating extended pipes that continue the same distance in the stage. Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

optrel4 screens
Emko4 screens

Verdict

The call

The clearest difference is in-app purchases: optrel at none against Emko's 2. optrel also leads on iOS requirement (12.2 vs 15.1). Emko's advantage is update cadence (every 5 weeks vs every 6 months). On price, ads and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Emko sells 2 in-app purchases, starting at $1.99 per month. optrel asks for nothing beyond the download.

UpkeepUpdate frequency

optrel ships an update every 6 months, Emko every 5 weeks. The most recent releases landed on June 11, 2026 and September 5, 2026 respectively.

Scorecard3 real differences Β· 3 level
optrel versus Emko: the parameters behind the verdict, then further details
ParameteroptrelEmko
PriceFreeFree
Update frequencyEvery 6 monthsEvery 5 weeks β€” better
AdsNoNo
In-app purchasesNo β€” betterYes
DevicesiPhone, iPodiPhone, iPad, iPod β€” better
Requires iOS12.2 β€” better15.1
Further details β€” not scored
Size207 MB30 MB
Age rating4+4+
Developeroptrel tec agCODEUPP

In-app purchases

None

optrel

No in-app purchases

2 purchases

Emko

Subscriptions2
  • MesačnΓ©$1.991 Month
  • RočnΓ©$17.991 Year

Questions

Is optrel free?
optrel is free to download, with no in-app purchases.
Is Emko free?
Emko is free to download, with in-app purchases available.
Do optrel or Emko have ads?
Neither optrel nor Emko shows ads.
Which is updated more often, optrel or Emko?
optrel ships an update every 6 months, and Emko every 5 weeks. Most recently, optrel was updated on June 11, 2026 and Emko on September 5, 2026.

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