Comparison

Thermal Engineering Calc vs ConversionAMP

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

Head to head
About

Thermal Engineering Calc

This app provides 44 calculators for thermal engineering parameters, along with thermodynamics tables, formulas, and definitions. It's a comprehensive tool for mechanical engineers and students needing to perform various thermal calculations.

Highlights
  • 44 thermal engineering calculators
  • Thermodynamics tables
  • Formulas and definitions
  • Carnot and Rankine efficiency calculators
  • Heat transfer calculations
  • Temperature conversion
Features
Read full description

Thermal Engineering Calc. has 44 Calculators related to THERMAL ENGINEERING PARAMETERS along with Thermodynamics Tables - Formulas and Definitions too List of Calculators are : 1.Carnot Efficiency (Carnot Cycle) 2.Eckert Number 3.Emissivity Coefficient 4.Energy Efficiency 5.Energy/Work Converter 6.Enthalpy 7.Entropy 8.Fick's Law of Diffusion 9.Fouling Factor 10.Fourier Number 11.Heat Flow 12.Heat Storage 13.Heat Transfer Rate 14.Kinetic Energy 15.Laws of Thermodynamics 16.Lewis Number 17.Liquid Phase Diffusion Coefficient 18.Nusselt Number 19.Peclet Number 20.Potential Energy 21.Prandtl Number 22.Radiation Constant 23.Radiation Converter 24.Radiation Heat Transfer 25.Rankine Efficiency 26.Sherwood Number 27.Specific Heat Capacity Calculator 28.Specific Heat Capacity Converter 29.Stefan-Boltzmann Law 30.Surface Absorbtivities -Tables 31.Temperature Converter 32.Thermal Area Expansion 33.Thermal Conductivity (Common Liquids) -Tables 34.Thermal Conductivity (Heat Exchanger Materials) 35.Thermal Conductivity Calculator 36.Thermal Conductivity Converter 37.Thermal Diffusivity 38.Thermal Expansion Converter 39.Thermal Linear & Volumetric Expansion Relationship 40.Thermal Linear Expansion 41.Thermal Resistivity 42.Thermal Transmittance 43.Thermal Volumetric Expansion 44.Work Useful for Mechanical Engineers and Students.

About

ConversionAMP

Features
Read full description

ConversionAMP is the ultimate all-in-one marketing and business growth platform built to help service-based businesses attract, convert, and retain more customers — all from one easy-to-use app. Manage leads, automate follow-ups, handle conversations, track pipelines, schedule appointments, and boost customer engagement without switching between multiple tools. Key Features: Two-way SMS, email, and call communication Smart CRM and pipeline management Appointment scheduling and reminders Automated follow-ups and workflows Funnel and website builder access Review and reputation management Real-time lead notifications Whether you're a plumbing, HVAC, or home service business, ConversionAMP puts your entire marketing and communication system in the palm of your hand — helping you convert more leads and grow faster.

Screenshots

Thermal Engineering Calc4 screens
ConversionAMP4 screens

Verdict

The call

The clearest difference is price: ConversionAMP at Free against Thermal Engineering Calc's $2.99. ConversionAMP also leads on update cadence (every 3 months vs every 15 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

ConversionAMP is free to download; Thermal Engineering Calc costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Thermal Engineering Calc ships an update every 15 months, ConversionAMP every 3 months. The most recent releases landed on August 22, 2026 and September 22, 2026 respectively.

Scorecard2 real differences · 8 level
Thermal Engineering Calc versus ConversionAMP: the parameters behind the verdict, then further details
ParameterThermal Engineering CalcConversionAMP
Price$2.99Free — better
Rating4.7 (6 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings6 — better—
Update frequencyEvery 15 monthsEvery 3 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.1 — better16.6
Further details — not scored
Size3 MB334 MB
Age rating4+4+
DeveloperV PUGAZHENTHIClic Inc.

In-app purchases

None

Thermal Engineering Calc

No in-app purchases

None

ConversionAMP

No in-app purchases

Questions

Is Thermal Engineering Calc free?
Thermal Engineering Calc costs $2.99, with no in-app purchases.
Is ConversionAMP free?
ConversionAMP is free to download, with no in-app purchases.
Do Thermal Engineering Calc or ConversionAMP have ads?
Neither Thermal Engineering Calc nor ConversionAMP shows ads.
Which is updated more often, Thermal Engineering Calc or ConversionAMP?
Thermal Engineering Calc ships an update every 15 months, and ConversionAMP every 3 months. Most recently, Thermal Engineering Calc was updated on August 22, 2026 and ConversionAMP on September 22, 2026.

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