Comparison

TLV ToolBox vs Steam Tables Lite

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

Head to head
About

TLV ToolBox

This utility app transforms your mobile device into a portable steam calculation tool. It assists with onsite calculations for control valve stations, condensate recovery systems, and various maintenance tasks, reducing the need for multiple trips.

Highlights
  • Steam Tables (saturated and superheated)
  • Steam Pipe Sizing
  • Condensate Pipe Sizing
  • Heating Calculations
  • Cv and Kv Values
  • Stall Point
Features
Read full description

Turn your mobile device into a light & portable steam calculation tool with TLV Toolbox. Reduce trips back and forth while working onsite with this valuable tool. Helpful for design or everyday maintenance of control valve stations, condensate recovery systems, and much more! ************************* FEATURES: - Steam Tables (saturated and superheated) - Steam Pipe Sizing - Condensate Pipe Sizing - Heating Calculations - Cv and Kv Values - Stall Point - and more... ************************* * About Us * TLV is internationally established, with companies in 13 countries. A network of over 100 distributors in more than 50 countries enables the speedy provision of engineering support throughout the world. TLV plays a leading role in the promotion of efficient energy systems and increased environmental conservation on a worldwide scale through its original products and services. For further information visit: www.tlv.com Contact us: https://www.tlv.com/global/US/contact-us/contact-form.html

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.

Screenshots

TLV ToolBox4 screens
Steam Tables Lite4 screens

Verdict

The call

The clearest difference is review sentiment: TLV ToolBox at 75% against Steam Tables Lite's 21%. TLV ToolBox also leads on in-app purchases (none vs 1) and iOS requirement (9.3 vs 15.1). 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. TLV ToolBox asks for nothing beyond the download.

UpkeepUpdate frequency

TLV ToolBox ships an update every 4 months, Steam Tables Lite every 3 months. Both last shipped on October 24, 2026.

Scorecard4 real differences · 6 level
TLV ToolBox versus Steam Tables Lite: the parameters behind the verdict, then further details
ParameterTLV ToolBoxSteam Tables Lite
PriceFreeFree
Rating4.5 (8 ratings) — better—
Positive reviews75.0% of reviews — better21.1% of reviews
Number of ratings8 — better—
Update frequencyEvery 4 monthsEvery 3 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS9.3 — better15.1
Further details — not scored
Size4 MB31 MB
Age rating4+4+
DeveloperTLV CO.,LTD.Eduardo Almeida

Customer experience

TLV ToolBox

All ratings8 ratings
Positive87.5%
Neutral12.5%
Negative0.0%
Written reviews8 reviews
Positive75.0%
Neutral12.5%
Negative12.5%

Steam Tables Lite

Written reviews19 reviews
Positive21.1%
Neutral15.8%
Negative63.2%

In-app purchases

None

TLV ToolBox

No in-app purchases

1 purchases

Steam Tables Lite

One-time1
  • Upgrade Steam Tables$3.99

Questions

Is TLV ToolBox free?
TLV ToolBox is free to download, with no in-app purchases.
Is Steam Tables Lite free?
Steam Tables Lite is free to download, with in-app purchases available.
Do TLV ToolBox or Steam Tables Lite have ads?
Neither TLV ToolBox nor Steam Tables Lite shows ads.
Which is updated more often, TLV ToolBox or Steam Tables Lite?
TLV ToolBox ships an update every 4 months, and Steam Tables Lite every 3 months. Most recently, TLV ToolBox was updated on October 24, 2026 and Steam Tables Lite on October 24, 2026.

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