# Touch Fluids vs Polata

The clearest difference is price: Polata at Free against Touch Fluids's $0.99. Polata also leads on ratings volume (3 vs 1) and iOS requirement (9.0 vs 17.2). Touch Fluids's advantage is update cadence (every 13 months vs every 42 months). On rating, review sentiment, ads and in-app purchases there is nothing between them.

Polata is free to download; Touch Fluids costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Touch Fluids against 5.0 for Polata. Both are backed by a comparable volume of ratings — 1 and 3 respectively. Written reviews are what separate them: 60% of Touch Fluids's written reviews are positive against 67% of Polata's.

Touch Fluids ships an update every 13 months, Polata every 42 months. The most recent releases landed on September 5, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | Touch Fluids | Polata |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/touch-fluids/id427420343/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/polata/id535125630/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | 60.0% of reviews | **66.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 13 months** | Every 42 months |
| Monetization | Paid | **Free** |
| Size | 15 MB | 1 MB |
| Requires iOS | 17.2 | **9.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Xavier Daxhelet](https://appshunter.io/developer/339056993) | [Smitesh Bakrania](https://appshunter.io/developer/433668402) |

## What reviewers say

### Touch Fluids

[App page](https://appshunter.io/ios/app/touch-fluids/id427420343)

An educational tool for fluid mechanics courses, featuring basic equations and animations. It covers topics from fluid statics to flow in pipes, suitable for high school and university students. Teachers can use it to present concepts in class.

**Highlights:** Basic fluid mechanics equations, Illustrative animations, Fluid statics, Fluid in motion, Continuity and energy equations, Flow in pipes, Vector operations

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

**In-app purchases:** none


### Polata

[App page](https://appshunter.io/ios/app/polata/id535125630)

This application simplifies linear interpolation and extrapolation with a minimalist interface. It displays the linear equation for your data points. Developed by Joey La Barck and updated by Kevin Meglathery.

**Highlights:** Linear interpolation, Linear extrapolation, Minimalist interface, Displays linear equation, Data point analysis

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Touch Fluids free?

Touch Fluids costs $0.99, with no in-app purchases.

### Is Polata free?

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

### Which has better reviews, Touch Fluids or Polata?

Touch Fluids and Polata are both rated 5.0 out of 5 on the App Store, from 1 and 3 ratings respectively.

### Do Touch Fluids or Polata have ads?

Neither Touch Fluids nor Polata shows ads.

### Which is updated more often, Touch Fluids or Polata?

Touch Fluids ships an update every 13 months, and Polata every 42 months. Most recently, Touch Fluids was updated on September 5, 2026 and Polata on June 5, 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.*