Steam Tables vs IIGCE
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Steam Tables
Calculate saturated and superheated steam properties with extensive input parameters and unit options. This universal app provides real-time results using steam-table formulas and includes an HVAC Equipment Locator.
- Saturated and superheated steam property calculations
- Extensive input parameter combinations
- Real-time slider controls for instant results
- Powered by steam-table formulas, not just lookup
- English (IP) and Metric (SI) unit display
- Integrated HVAC Equipment Locator
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The "Steam Tables" app is the #1 selling app for quickly calculating saturated and superheated steam properties. This app is a universal app that works on both the iPhone and iPad and adjusts its screen size accordingly. Come see why 500,000+ of users world-wide have chosen our app over the competition: 1.We offer the largest combination of input parameters over all competitive apps, including: For saturated steam: Temperature and quality Temperature and enthalpy Temperature and specific volume Temperature and entropy Pressure and quality Pressure and enthalpy Pressure and spec. volume Pressure and entropy For superheated steam: Temperature and pressure Temperature and enthalpy Temperature and spec. volume Temperature and entropy Pressure and enthalpy Pressure and spec. volume Pressure and entropy 2. We display a wide range of results (see the screenshots below for a sample). 3. Using the slider controls, you can instantly view results as you update the input parameter values by moving the slider indicator. Also, you can increment/decrement by specific values for each parameter type. You can manually input exact values if so desired, too. 4. This app is not just a steam-table lookup app. It is powered by the actual steam-table formulas, so you can calculate for all ranges of input values, not just those published in steam table books. 5. All values can be displayed in both English (IP) or Metric (SI) units. Also, you can choose to display different types of units for specific parameter types such as pressure and temperature. 6. We offer comprehensive support and regular updates based upon feedback from existing users. We've been around for 15 years and plan on being around for much longer, so you can be assured that this and all of our apps will continue to be supported and updated. We also offer the following additional applications for the iPhone/iPad: 1. HVAC Duct Sizer 2. HVAC Pipe Sizer – Gas Low Pressure 3. HVAC Pipe Sizer - Gas High Pressure 4. HVAC Pipe Sizer – Liquid 5. HVAC Pipe Sizer – Steam 6. Steam Tables 7. Psychrometric Plus 8. Psychrometric LT 9. HVAC Pipe Sizer Plus 10. HVAC Pipe Sizer Gas Plus 11. HVAC Toolkit 12. HVAC Toolkit Ultimate 13. HVAC Residential Load Calcs 14. HVAC Load Plus 15. HVAC Equipment Locator 16. ASHRAE Duct Fitting Database 17. ASHRAE 62.1 Ventilation Load Calcs 18. HVAC Psych HD 19. HVAC ResLoad-J 20. HVAC Residential Load Calcs HD
IIGCE
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Discover, register, and manage your IIGCE event experience from the palm of your hand. **Browse & Explore** Stay up to date with upcoming events, schedules, speakers, and announcements. View event details and plan your visit with ease. **Convention Registration** Browse available activities by category, view ticket types and pricing, and register yourself or multiple participants in just a few taps. **Exhibitor Hub** Apply as an exhibitor, select your booth, manage service orders, and track your application status — from draft to approval to payment. **Visitor Registration** Register as a visitor with a streamlined flow, including free and paid ticket options for business matching sessions. **Secure Payments** Review price breakdowns, apply voucher codes for discounts, and pay securely through integrated payment processing. Track your invoice and payment status in real time. **Your Tickets, Organized** Access all your purchased tickets in one place. Present them on-site with QR code scanning support. **Simple & Secure Sign-In** Sign in with your email using a one-time passcode, or use Apple or Google SSO. No passwords to remember.
Screenshots
Verdict
The clearest difference is price: IIGCE at Free against Steam Tables's $5.99. IIGCE also leads on in-app purchases (none vs 1) and update cadence (fortnightly vs every 8 months). On ads, 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
IIGCE is free to download; Steam Tables costs $5.99 up front. Steam Tables sells 1 one-off in-app purchase. IIGCE asks for nothing beyond the download.
Steam Tables ships an update every 8 months, IIGCE fortnightly. The most recent releases landed on November 10, 2026 and October 28, 2026 respectively.
| Parameter | Steam Tables | IIGCE |
|---|---|---|
| Price | $5.99 | Free — better |
| Rating | 3.0 (4 ratings) — better | — |
| Positive reviews | 60.9% of reviews | — |
| Number of ratings | 4 — better | — |
| Update frequency | Every 8 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Paid | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 | 16.4 — better |
| Further details — not scored | ||
| Size | 1 MB | 46 MB |
| Age rating | +4 | 4+ |
| Developer | Carmel Software Corporation | PT Bagubagu Solusi Indonesia |
In-app purchases
Steam Tables
- HVAC Equipment Locator$9.99
IIGCE
No in-app purchases









