# Kablo vs Psychrometric Chart

The clearest difference is price: Kablo at $9.99 against Psychrometric Chart's $59.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

Kablo costs $9.99 and Psychrometric Chart $59.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on May 16, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Kablo | Psychrometric Chart |
| --- | --- | --- |
| Price | **$9.99** | $59.99 |
| Rating | — | **[4.4 (34 ratings)](https://appshunter.io/ios/app/psychrometric-chart/id1026273214/reviews)** |
| Number of ratings | — | **34** |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | — | Paid |
| Size | 2 MB | 32 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [UMIT CELEN](https://appshunter.io/developer/552863634) | [Pheinex, LLC](https://appshunter.io/developer/996932317) |

## What reviewers say

### Kablo

[App page](https://appshunter.io/ios/app/kablo/id552863631)

**Features:** macOS Compatibility

**In-app purchases:** none


### Psychrometric Chart

[App page](https://appshunter.io/ios/app/psychrometric-chart/id1026273214)

An interactive tool for HVAC engineers to create and manipulate psychrometric charts. Model various air processes, add and adjust state points with live property updates, and save multiple charts. Export your designs as PDFs or via AirPrint.

**Highlights:** Interactive psychrometric charts, Model air mixing and heating/cooling, Live state point adjustment, SI and IP unit support, Save and manage multiple charts, Export charts as PDF, AirPrint compatibility

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Kablo free?

Kablo costs $9.99, with no in-app purchases.

### Is Psychrometric Chart free?

Psychrometric Chart costs $59.99, with no in-app purchases.

### Do Kablo or Psychrometric Chart have ads?

Neither Kablo nor Psychrometric Chart shows ads.

### Which is updated more often, Kablo or Psychrometric Chart?

Kablo ships an update every 3 months, and Psychrometric Chart every 3 months. Most recently, Kablo was updated on May 16, 2026 and Psychrometric Chart on September 20, 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.*