Comparison

EANx vs Gas Blend Pro

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

Head to head
About

EANx

Features
Read full description

Dive Longer: Increase Your Bottom Time With this scuba dive planner, you can increase your bottom time by using Enriched Air Nitrox (EAN). The EAN calculator helps you determine the optimal nitrox blend for your dive, allowing you to extend your underwater adventures. Enjoy longer, more fulfilling dives without compromising your safety. Know Your Limits: Maximum Depth, No Decompression Limit, and More Understanding your limits is crucial for safe diving. EANx provides comprehensive information on maximum depth, no decompression limits (NDL), and other critical metrics. Stay informed and dive within safe limits to prevent decompression sickness and other diving-related risks. Deco Mix: MOD for Your Stage Bottle Planning a dive with multiple gas mixes? This app for scuba divers has you covered with its Deco Mix feature. Calculate the Maximum Operational Depth (MOD) for your stage bottles and ensure a seamless transition between gases during your dive. This feature is especially useful for technical divers who require precise gas management. Ultimate Scuba Dive Planner EANx is not just a calculation tool; it's your ultimate scuba dive planner. The app allows you to plan every aspect of your dive, from gas mixes to depth limits, ensuring you have a comprehensive dive plan before you hit the water. Stay organized and prepared with EANx, and make the most out of every dive. Why Choose EANx – Scuba Diving Calculator? EANx is designed by divers, for divers. It combines advanced algorithms with an intuitive user interface, making it accessible to divers of all experience levels. The app is regularly updated to incorporate the latest diving safety standards and practices, ensuring you have the most accurate and up-to-date information. User-Friendly Interface The app’s user-friendly interface makes it easy to input your data and get the results you need quickly. Whether you are calculating your MOD, EAN or other critical metrics, EANx provides a seamless experience, allowing you to focus on what matters most – enjoying your dive. Reliable and Accurate When it comes to diving, accuracy is paramount. This EAN and MOD calculator uses advanced algorithms to provide reliable and precise calculations, helping you make informed decisions for a safe and enjoyable dive. Trust EANx to be your reliable diving companion. This MOD calculator is the ultimate scuba diving assistance tool, offering a comprehensive suite of features to help you calculate Enriched Air Nitrox, Maximum Operational Depth, and other essential metrics. Dive safer, dive longer, and dive smarter with EANx. Download EANx – Scuba Diving Calculator today and take your diving experience to the next level.

About

Gas Blend Pro

Features
Read full description

Gas Blend Pro is the professional gas blending calculator for technical divers. Calculate Nitrox and Trimix blends using the industry-standard partial pressure method. Track your oxygen and helium storage tanks with automatic deduction. Access preset mixes for common diving blends. Built by divers, for divers. Works completely offline. Zero data collection.

Screenshots

EANx3 screens
Gas Blend Pro3 screens

Verdict

The call

The clearest difference is price: Gas Blend Pro at Free against EANx's $2.99. Gas Blend Pro also leads on update cadence (every 5 days vs every 7 months). EANx's advantage is iOS requirement (15.1 vs 18.1). On ads, 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

Gas Blend Pro is free to download; EANx costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

EANx ships an update every 7 months, Gas Blend Pro every 5 days. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

Scorecard3 real differences · 3 level
EANx versus Gas Blend Pro: the parameters behind the verdict, then further details
ParameterEANxGas Blend Pro
Price$2.99Free — better
Update frequencyEvery 7 monthsEvery 5 days — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPod — betteriPhone
Requires iOS15.1 — better18.1
Further details — not scored
Size26 MB4 MB
Age rating12+4+
DeveloperMichael CzolkoJohannes Six

In-app purchases

None

EANx

No in-app purchases

None

Gas Blend Pro

No in-app purchases

Questions

Is EANx free?
EANx costs $2.99, with no in-app purchases.
Is Gas Blend Pro free?
Gas Blend Pro is free to download, with no in-app purchases.
Do EANx or Gas Blend Pro have ads?
Neither EANx nor Gas Blend Pro shows ads.
Which is updated more often, EANx or Gas Blend Pro?
EANx ships an update every 7 months, and Gas Blend Pro every 5 days. Most recently, EANx was updated on November 4, 2026 and Gas Blend Pro on October 30, 2026.

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