Touch Fluids vs Polata
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Touch Fluids
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.
- Basic fluid mechanics equations
- Illustrative animations
- Fluid statics
- Fluid in motion
- Continuity and energy equations
- Flow in pipes
- Vector operations
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Touch Fluids is an educative iPhone application in support to an high-school or university course of fluid mechanics. It contains not only a memorandum of the basic equations, but it also contains several animations illustrating the various concepts of fluid mechanics. This application runs also on iPad and iPod Touch. 50 screens of physics! For teachers !! Connect your iPad with a video projector and show the animations to your students in classroom. List of covered subjects: Fluid Statics - Fluid Properties, - Pressure, - Fluid Forces. Fluid in mouvement - Approaches, - Kinematics, - Type of flow - Transport Equation. Continuity Equation - Continuity Equation, - Incompressible and Stationnary flow, - Differential Form, Energy Equation - Fluid Energie, - General Energy Equation. Linear Momentum - Momentum Equation, - Differential Form. Flow in Pipes - Lost Head, - Minor Lost Head. Appendices - Vector Operations - Vector Identities.
Polata
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.
- Linear interpolation
- Linear extrapolation
- Minimalist interface
- Displays linear equation
- Data point analysis
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A super simple linear interpolation and extrapolation app. The minimal interface also provides the linear equation of the corresponding data points. The app was developed by Joey La Barck. Updated by Kevin Meglathery.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Touch Fluids | Polata |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 5.0 (1 ratings) | 5.0 (3 ratings) |
| Positive reviews | 60.0% of reviews | 66.7% of reviews — better |
| Number of ratings | 1 | 3 — better |
| Update frequency | Every 13 months — better | Every 42 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.2 | 9.0 — better |
| Further details — not scored | ||
| Size | 15 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Xavier Daxhelet | Smitesh Bakrania |
Customer experience
Touch Fluids
Polata
In-app purchases
Touch Fluids
No in-app purchases
Polata
No in-app purchases
