# Steam Tables Lite vs Polyverse

The clearest difference is in-app purchases: Polyverse at none against Steam Tables Lite's 1. Steam Tables Lite's advantage is iOS requirement (15.1 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

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

Steam Tables Lite ships an update every 3 months, Polyverse every 5 months. The most recent releases landed on October 18, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Steam Tables Lite | Polyverse |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 21.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 5 months |
| Monetization | Free with in-app purchases | — |
| Size | 31 MB | 1 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Eduardo Almeida](https://appshunter.io/developer/906209752) | [Ashish Singh](https://appshunter.io/developer/1762893867) |

## What reviewers say

### Steam Tables Lite

[App page](https://appshunter.io/ios/app/steam-tables-lite/id1046405234)

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:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade Steam Tables | $3.99 | one-time |


### Polyverse

[App page](https://appshunter.io/ios/app/polyverse/id6746525082)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Steam Tables Lite free?

Steam Tables Lite is free to download, with in-app purchases available.

### Is Polyverse free?

Polyverse is free to download, with no in-app purchases.

### Do Steam Tables Lite or Polyverse have ads?

Neither Steam Tables Lite nor Polyverse shows ads.

### Which is updated more often, Steam Tables Lite or Polyverse?

Steam Tables Lite ships an update every 3 months, and Polyverse every 5 months. Most recently, Steam Tables Lite was updated on October 18, 2026 and Polyverse on September 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*