Comparison

Steam Tables Lite vs RMI Apps

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

Head to head
About

Steam Tables Lite

This utility app calculates thermodynamic properties using IAPWS-97 equations. It allows users to determine various properties like pressure, temperature, enthalpy, and specific volume based on different input parameters. The app supports multiple units for calculations.

Highlights
  • IAPWS-97 equation calculations
  • Calculate properties from pressure and temperature
  • Calculate properties from pressure and enthalpy
  • Calculate properties from pressure and entropy
  • Calculate properties from pressure and quality
  • Support for multiple units
Features
Read full description

Steam Tables Lite helps students and engineers calculate and understand the thermodynamic properties of water and steam using the IAPWS-IF97 formulation. INCLUDED FREE • Calculate from absolute pressure and temperature (p·T), or absolute pressure and enthalpy (p·h). • View region, pressure, temperature, enthalpy, entropy and vapor quality. • Save and compare calculation records. • Explore the temperature–entropy (T–s) diagram. • Read the user guide, essential thermodynamic concepts and property explanations, with illustrations. OPTIONAL ONE-TIME FULL UPGRADE An in-app purchase unlocks all six input pairs, all thermodynamic and transport properties, unit selection, p–h and h–s diagrams, customizable record columns, and worked boiler, turbine and throttling-valve examples with process diagrams. No subscription. Existing purchases can be restored using the same Apple Account. DESIGNED FOR EVERYDAY USE • Clear result tables and explicit absolute-pressure units, such as bar(a). • Light and dark appearances. • English and Brazilian Portuguese. • Calculations, saved records and learning content available offline. Internet access is needed for purchases, restoration and app updates. Screenshots also show full-version features that require the optional in-app purchase. Saved records are stored on this device; this version does not synchronize records through iCloud. For study and engineering reference. Check assumptions, units and operating limits before using results in a real system.

About

RMI Apps

Features
Read full description

RMI Apps is a mobile application dashboard for PT. Rejoso Manis Indo. RMI Apps make it easy to view sugar delivery schedules by date, delivery graph, and sugar production graph. Users just have to log in with username and password to use the application.

Screenshots

Steam Tables Lite4 screens
RMI Apps4 screens

Verdict

The call

The clearest difference is in-app purchases: RMI Apps at none against Steam Tables Lite's 1. On price, update cadence, 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

Both are free to download. Steam Tables Lite sells 1 one-off in-app purchase. RMI Apps asks for nothing beyond the download.

UpkeepUpdate frequency

Steam Tables Lite ships an update every 3 months, RMI Apps every 2 months. The most recent releases landed on October 24, 2026 and October 1, 2026 respectively.

Scorecard1 real difference · 7 level
Steam Tables Lite versus RMI Apps: the parameters behind the verdict, then further details
ParameterSteam Tables LiteRMI Apps
PriceFreeFree
Positive reviews21.1% of reviews—
Update frequencyEvery 3 monthsEvery 2 months — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.115.0 — better
Further details — not scored
Size31 MB54 MB
Age rating4+4+
DeveloperEduardo AlmeidaMumuh Kustino

In-app purchases

1 purchases

Steam Tables Lite

One-time1
  • Upgrade Steam Tables$3.99
None

RMI Apps

No in-app purchases

Questions

Is Steam Tables Lite free?
Steam Tables Lite is free to download, with in-app purchases available.
Is RMI Apps free?
RMI Apps is free to download, with no in-app purchases.
Do Steam Tables Lite or RMI Apps have ads?
Neither Steam Tables Lite nor RMI Apps shows ads.
Which is updated more often, Steam Tables Lite or RMI Apps?
Steam Tables Lite ships an update every 3 months, and RMI Apps every 2 months. Most recently, Steam Tables Lite was updated on October 24, 2026 and RMI Apps on October 1, 2026.

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