Comparison

Neas vs Vapour Pressures

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

Head to head
About

Neas

Features
Read full description

In the Neas app, you get full control over your power consumption. An overview of the electricity prices time by time allows you to make smart choices in everyday life and reduce your electricity costs. If you have TV & streaming from us, you can easily select content in and out as many times as you want in the selection menu. With the Neas app, you get your entire customer relationship in one app!

About

Vapour Pressures

Calculate vapor pressures and boiling points quickly and accurately with this tool. It features two extensive databases and supports various units, making it ideal for engineers, scientists, and students working with phase-change phenomena.

Highlights
  • Vapor pressure calculation
  • Boiling point calculation
  • Extensive substance databases
  • Support for multiple units
  • Multi-language support
  • No data collection
Features
Read full description

Vapour Pressures is a powerful, easy-to-use tool designed for engineers, scientists, students, and anyone working with phase-change phenomena who need to calculate vapor pressures and boiling points quickly and accurately. With two extensive built-in databases covering a wide range of substances, and full support for numerous pressure and temperature units, Vapour Pressures adapts to your workflow whether you’re in the lab, classroom or field. Enter the known variables and instantly obtain the corresponding vapor pressure or boiling point in your preferred units. The app supports multiple languages and requires no data collection — making it ideal for both personal and professional use. Make your gas-liquid equilibrium calculations streamlined, reliable and accessible with Vapour Pressures.

Screenshots

Neas4 screens
Vapour Pressures4 screens

Verdict

The call

The clearest difference is price: Neas at Free against Vapour Pressures's $3.99. Neas also leads on update cadence (every 3 months vs every 6 months). On ads, in-app purchases, device support and iOS requirement 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

Neas is free to download; Vapour Pressures costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Neas ships an update every 3 months, Vapour Pressures every 6 months. The most recent releases landed on November 3, 2026 and November 11, 2026 respectively.

Scorecard2 real differences · 8 level
Neas versus Vapour Pressures: the parameters behind the verdict, then further details
ParameterNeasVapour Pressures
PriceFree — better$3.99
Rating—2.0 (1 ratings) — better
Positive reviews—0.0% of reviews
Number of ratings—1 — better
Update frequencyEvery 3 months — betterEvery 6 months
AdsNoNo
In-app purchasesNoNo
Monetization—Paid
DevicesiPhoneiPhone, iPad — better
Requires iOS16.4 — better17.0
Further details — not scored
Size82 MB14 MB
Age rating4+4+
DeveloperNeas ASIrving Josue Cortes Iturriaga

In-app purchases

None

Neas

No in-app purchases

None

Vapour Pressures

No in-app purchases

Questions

Is Neas free?
Neas is free to download, with no in-app purchases.
Is Vapour Pressures free?
Vapour Pressures costs $3.99, with no in-app purchases.
Do Neas or Vapour Pressures have ads?
Neither Neas nor Vapour Pressures shows ads.
Which is updated more often, Neas or Vapour Pressures?
Neas ships an update every 3 months, and Vapour Pressures every 6 months. Most recently, Neas was updated on November 3, 2026 and Vapour Pressures on November 11, 2026.

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