Third grade Math vs Thermodynamics Calculators
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Third grade Math
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Elevate your subtraction skills with Third Grade Math Subtraction—an engaging app that blends natural handwriting input with adaptive mini games. Choose between two modes: use Math Trainer as a whiteboard to write answers at your own pace, or dive into 5 fun, interactive Math mini games that adjust to your skill level. With Third grade Math - Subtraction you can practice and improve the following math skills: - Subtraction facts - numbers up to 100 - Subtract two two-digit numbers - Subtract two three-digit numbers - Complete the subtraction sentence up to three digits - Subtract numbers with four or five digits - Balance subtraction equations up to two digits - Balance subtraction equations up to three digits Master essential subtraction concepts while enjoying an adaptive, dynamic learning experience that keeps you challenged and motivated every step of the way. Download today and transform your math practice into a rewarding adventure!
Thermodynamics Calculators
This app provides engineering professionals with a powerful tool for thermodynamics calculations. It features a comprehensive dataset for various species and a range of building blocks to construct complex models. An illustrative sample model is included for guidance.
- Temperature-dependent property data for 8 species
- Building blocks for model creation
- Daisy-chaining blocks for complex models
- Includes one sample model
- Validated against commercial software
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A calculator designed for engineering professionals in Mechanical and Chemical Engineering industries. Validated against state-of-the-art commercial software. Temperature dependent property data set for 8 species - H2O, H2, N2, O2, CO2, Ar, CO and CH4, for accurate calculations. Building blocks available: Burner, Compressor, Expander, Cooler, Heater, Heat Exchanger, CPOX Reformer, SMR Reformer, Fuel Cells (molten carbonate, PEM and solid-oxide) and Water Dropout. User can daisy-chain these building blocks to create basic models. One illustrative sample model included.
Screenshots
Verdict
The clearest difference is price: Thermodynamics Calculators at Free against Third grade Math's $2.99. Thermodynamics Calculators also leads on update cadence (weekly vs every 28 months). Third grade Math's advantage is in-app purchases (none vs 3) and device support (3 vs 1). On ads 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
Thermodynamics Calculators is free to download; Third grade Math costs $2.99 up front. Thermodynamics Calculators sells 3 one-off in-app purchases. Third grade Math asks for nothing beyond the download.
Third grade Math ships an update every 28 months, Thermodynamics Calculators weekly. The most recent releases landed on October 10, 2026 and September 29, 2026 respectively.
| Parameter | Third grade Math | Thermodynamics Calculators |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | — | 5.0 (2 ratings) — better |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | Every 28 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 12.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 17 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Sergey Malugin | Lucy Enterprises |
In-app purchases
Third grade Math
No in-app purchases
Thermodynamics Calculators
- Edit option$0.99
- Remove ads$1.99
- Modeling access$4.99
Questions
Is Third grade Math free?
Is Thermodynamics Calculators free?
Do Third grade Math or Thermodynamics Calculators have ads?
Which is updated more often, Third grade Math or Thermodynamics Calculators?
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