Taco Tools vs Psychro Chart
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Taco Tools
Easily select centrifugal pumps for hydronic heating and cooling systems. View pump performance characteristics for specific flow and head conditions. Access Taco product literature and contact technical support directly.
- Centrifugal pump selection
- Performance characteristic viewing
- Hydronic heating/cooling system application
- Access to product literature
- Direct technical support contact
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An application for the selection of Centrifugal Pumps manufactured by Taco, Inc. This application allows the user to quickly select a pump for application to Hydronic Heating and/or Cooling Systems and view the performance characteristics of the selected pump for a specified Flow & Head Condition. In addition, this App will allow users easy access to all published Taco Product Literature and direct access to the Taco Technical Support Department.
Psychro Chart
This app simplifies complex air humidity calculations for humidification and heating needs. It allows for quick and accurate assessment of various scenarios using psychrometric or Mollier diagrams.
- Calculate air conditions
- Determine humidification/heating needs
- Perform psychrometric calculations
- Use Mollier diagrams
- Assess scenarios quickly
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The Psychro-Chart from Condair is a free app for calculating air conditions and the corresponding humidification or heating required. The generally complex air humidity calculations can be performed extremely accurately and simply, which means that a range of scenarios can be assessed quickly and straightforwardly.The Calculation can be done in a psychrometric Diagram or a Mollier-Diagram.
Screenshots
Verdict
The clearest difference is review sentiment: Taco Tools at 20% against Psychro Chart's 0%. Psychro Chart's advantage is iOS requirement (7.0 vs 15.6). On price, update cadence, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Taco Tools ships an update every 5 months, Psychro Chart every 9 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.
| Parameter | Taco Tools | Psychro Chart |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.8 (6 ratings) — better |
| Positive reviews | 20.0% of reviews — better | 0.0% of reviews |
| Number of ratings | — | 6 — better |
| Update frequency | Every 5 months — better | Every 9 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 7.0 — better |
| Further details — not scored | ||
| Size | 52 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | Taco, Inc. | Condair GmbH |
Customer experience
Taco Tools
Psychro Chart
In-app purchases
Taco Tools
No in-app purchases
Psychro Chart
No in-app purchases
Questions
Is Taco Tools free?
Is Psychro Chart free?
Do Taco Tools or Psychro Chart have ads?
Which is updated more often, Taco Tools or Psychro Chart?
Other comparisons
