Comparison

Vapour Pressures vs EMF Tracker

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

Head to head
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.

About

EMF Tracker

This app measures electromagnetic field (EMF) levels using your phone's magnetometer. It provides real-time data, professional charts, and AI-powered insights to help you understand and manage your exposure. Track trends, identify patterns, and receive personalized advice to reduce potential risks.

Highlights
  • Real-time EMF detection
  • Professional charts and graphs
  • AI-powered insights and tips
  • Trend and pattern analysis
  • History and data export
  • 4-tier safety levels
Features
Read full description

EMF Tracker is your comprehensive electromagnetic field detector. Measure EMF levels, and get AI-powered insights to understand your exposure — all from your phone. EMF Tracker uses your phone’s magnetometer for detecting the EMF levels. REAL-TIME EMF DETECTION * Instant electromagnetic field measurements in µT * Automatic sensor calibration * 4-tier safety levels (Safe → Caution → Unsafe → Danger) PROFESSIONAL CHARTS * Real-time EMF graphs with live updates * Daily, weekly, monthly, yearly views * Visualize your exposure patterns * Track changes over time AI-POWERED INSIGHTS * Personalized tips based on your EMF data * Smart time-of-day recommendations * Pattern analysis: weekday vs weekend * "Down 15% from last week" style insights * Actionable advice to reduce exposure TRENDS & PATTERNS * Compare today vs yesterday exposure * Weekly and monthly trend analysis * Peak hours identification * Day-of-week patterns * Weekend vs weekday comparisons HISTORY & EXPORT * Complete scan history with timestamps * Add location notes (Home, Office, Bedroom) * Export data for external analysis * Track your EMF journey over time  SAFETY LEVELS - Based on ICNIRP guidelines: * SAFE (Green): Normal background levels * CAUTION (Amber): Elevated — monitor closely * UNSAFE (Orange): High — limit time here * DANGER (Red): Very high — move away PERFECT FOR: * Health-conscious home monitoring * Parents checking kids' rooms * Office workers assessing workspace * Anyone curious about EMF exposure * Identifying wireless device hotspots Download EMF Tracker and take control of your electromagnetic environment! Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Vapour Pressures4 screens
EMF Tracker4 screens

Verdict

The call

The clearest difference is review sentiment: EMF Tracker at 100% against Vapour Pressures's 0%. EMF Tracker also leads on price (Free vs $3.99) and update cadence (every 5 days vs every 6 months). Vapour Pressures's advantage is in-app purchases (none vs 2). On ads 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

EMF Tracker is free to download; Vapour Pressures costs $3.99 up front. EMF Tracker sells 2 in-app purchases, starting at $2.99 per year. Vapour Pressures asks for nothing beyond the download.

UpkeepUpdate frequency

Vapour Pressures ships an update every 6 months, EMF Tracker every 5 days. The most recent releases landed on October 9, 2026 and October 7, 2026 respectively.

Scorecard6 real differences · 4 level
Vapour Pressures versus EMF Tracker: the parameters behind the verdict, then further details
ParameterVapour PressuresEMF Tracker
Price$3.99Free — better
Rating2.0 (1 ratings) — better—
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings1 — better—
Update frequencyEvery 6 monthsEvery 5 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFreemium — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.0 — better
Further details — not scored
Size14 MB41 MB
Age rating4+17+
DeveloperIrving Josue Cortes IturriagaPPLST Tech

Customer experience

Vapour Pressures

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

EMF Tracker

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Vapour Pressures

No in-app purchases

2 purchases

EMF Tracker

Subscriptions2
  • EMF Tracker - Wellness$2.991 Year
  • EMF Tracker - Pro$4.991 Year

Questions

Is Vapour Pressures free?
Vapour Pressures costs $3.99, with no in-app purchases.
Is EMF Tracker free?
EMF Tracker is free to download, with in-app purchases available.
Do Vapour Pressures or EMF Tracker have ads?
Neither Vapour Pressures nor EMF Tracker shows ads.
Which is updated more often, Vapour Pressures or EMF Tracker?
Vapour Pressures ships an update every 6 months, and EMF Tracker every 5 days. Most recently, Vapour Pressures was updated on October 9, 2026 and EMF Tracker on October 7, 2026.

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