Velocity Triangles Analysis vs CloudLabs Common
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Velocity Triangles Analysis
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VTA app is a velocity analysis application of a turbomachinery stage. The user can easily extract useful results and velocity diagrams by importing some dimensionless sizes, input-output angles and general geometric features. This application gives also the ability to compare cases with different input parameters. Through a quick and easy analysis of the velocity triangles inside a turbine or a compressor the student could experiment and thus gain a deeper understanding of the operation of an energy system. It has been developed for education purposes.
CloudLabs Common
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This simulator recreates a laboratory where you will find a bottle with ammonium, a bottle with ammonium chloride, a dropper with phenolphthalein and two pipettes. The objective of the practice is to find the equilibrium constant and determine the amount of ammonium chloride that is needed to have a given concentration of ammonia in solution.
Screenshots
Verdict
The clearest difference is update cadence: Velocity Triangles Analysis at every 2 days against CloudLabs Common's every 27 months. CloudLabs Common's advantage is iOS requirement (9.0 vs 12.0). On price, ads, in-app purchases and device support 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Velocity Triangles Analysis ships an update every 2 days, CloudLabs Common every 27 months. Both last shipped on September 25, 2026.
| Parameter | Velocity Triangles Analysis | CloudLabs Common |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 days — better | Every 27 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 | 9.0 — better |
| Further details — not scored | ||
| Size | 52 MB | 75 MB |
| Age rating | 4+ | 4+ |
| Developer | Aristotle University of Thessaloniki | Jiovany Orozco |
In-app purchases
Velocity Triangles Analysis
No in-app purchases
CloudLabs Common
No in-app purchases
Questions
Is Velocity Triangles Analysis free?
Is CloudLabs Common free?
Do Velocity Triangles Analysis or CloudLabs Common have ads?
Which is updated more often, Velocity Triangles Analysis or CloudLabs Common?
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