Comparison

TrimixBlending vs ToolsX

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

Head to head
About

TrimixBlending

Features
Read full description

This app allows technical divers to create custom Trimix blends (Helium, Oxygen, Nitrogen) using partial pressure blending (PPB), with support for Nitrox top-ups and ideal gas law calculations for precise gas mixing. Real Gas Calculations, uses equations of state (Van der Waals) for accurate blending. Accounts for molecular interactions and non-ideal behavior

About

ToolsX

Features
Read full description

ToolsX is the gas calculator for technical and recreational diving: plan the right mix, check safety limits and get the exact blending recipe, all in one beautifully designed app. GAS PLANNER • Automatic nitrox or trimix recommendation from depth and max ppO2 • Live MOD, END, ppO2 at depth and gas density • Density warnings (5.2 and 6 g/L thresholds) and mix depth ceiling • Manual trimix analysis with free O2/He input and "oxygen is narcotic" option MIX RECIPE • Enter your starting and target mix: the app computes the exact helium, oxygen and air additions • Fill sequence picked automatically from all 6 permutations to minimize the transient ppO2 peak • Step-by-step breakdown with tank pressure and ppO2 after every addition BLEND STUDIO • Direct partial-pressure trimix blender • Step blending mode (add He, O2, air) with final mix and ppO2 peaks • Manual sequence override when you need it PRESETS • Save and recall complete gas, tank and blending setups • Metric (m, bar, L) or imperial (ft, psi, ft³) units with automatic conversion Italian and English interface, instant calculations as you type, Liquid Glass design built for iOS 26. Note: ToolsX is a planning aid. It does not replace technical training, gas analysis procedures or your dive computer. Always dive within the limits of your certification.

Screenshots

TrimixBlending1 screens
ToolsX4 screens

Verdict

The call

The clearest difference is update cadence: ToolsX at every 3 days against TrimixBlending's every 14 months. On price, 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

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

TrimixBlending ships an update every 14 months, ToolsX every 3 days. The most recent releases landed on September 23, 2026 and September 18, 2026 respectively.

Scorecard1 real difference · 5 level
TrimixBlending versus ToolsX: the parameters behind the verdict, then further details
ParameterTrimixBlendingToolsX
PriceFreeFree
Update frequencyEvery 14 monthsEvery 3 days — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad
Requires iOS26.526.0 — better
Further details — not scored
Size4 MB3 MB
Age rating4+17+
DeveloperCostas BakopanosMATTEO GARZULANO

In-app purchases

None

TrimixBlending

No in-app purchases

None

ToolsX

No in-app purchases

Questions

Is TrimixBlending free?
TrimixBlending is free to download, with no in-app purchases.
Is ToolsX free?
ToolsX is free to download, with no in-app purchases.
Do TrimixBlending or ToolsX have ads?
Neither TrimixBlending nor ToolsX shows ads.
Which is updated more often, TrimixBlending or ToolsX?
TrimixBlending ships an update every 14 months, and ToolsX every 3 days. Most recently, TrimixBlending was updated on September 23, 2026 and ToolsX on September 18, 2026.

Other comparisons