# Psychrometric Chart vs Capture

The clearest difference is price: Capture at Free against Psychrometric Chart's $59.99. Capture also leads on update cadence (fortnightly vs every 3 months). Psychrometric Chart's advantage is in-app purchases (none vs 1) and rating (4.4 vs 4.0). On review sentiment, ratings volume, ads and iOS requirement there is nothing between them.

Capture is free to download; Psychrometric Chart costs $59.99 up front. Capture sells 1 one-off in-app purchase. Psychrometric Chart asks for nothing beyond the download.

Psychrometric Chart holds the better App Store score, 4.4 against 4.0. Both are backed by a comparable volume of ratings — 34 and 18 respectively. Written reviews point the same way: 33% of Psychrometric Chart's written reviews are positive against 29% of Capture's.

Psychrometric Chart ships an update every 3 months, Capture fortnightly. The most recent releases landed on October 7, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Psychrometric Chart | Capture |
| --- | --- | --- |
| Price | $59.99 | **Free** |
| Rating | **[4.4 (34 ratings)](https://appshunter.io/ios/app/psychrometric-chart/id1026273214/reviews)** | [4.0 (18 ratings)](https://appshunter.io/ios/app/capture-receipt-tracker/id1592613098/reviews) |
| Number of ratings | **34** | 18 |
| Positive reviews | **33.3% of reviews** | 28.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 32 MB | 36 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pheinex, LLC](https://appshunter.io/developer/996932317) | [Eye of the Tiger Technologies](https://appshunter.io/developer/1043246008) |

## What reviewers say

### 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


### Capture

[App page](https://appshunter.io/ios/app/capture-receipt-tracker/id1592613098)

Effortlessly track expenses by scanning receipts with your camera. Machine learning extracts key information, and full-text search helps you find past transactions. Export data easily, with all your information stored securely on your device.

**Highlights:** Automatic receipt scanning, Machine learning data extraction, Full-text search, Individual and bulk export, Secure, device-only storage, Optional one-time in-app purchase

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Receipt Scans | $6.99 | one-time |


## Frequently asked questions

### Is Psychrometric Chart free?

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

### Is Capture free?

Capture is free to download, with in-app purchases available.

### Which has better reviews, Psychrometric Chart or Capture?

Psychrometric Chart is rated higher. Psychrometric Chart averages 4.4 out of 5 from 34 ratings, while Capture averages 4.0 from 18 ratings.

### Do Psychrometric Chart or Capture have ads?

Neither Psychrometric Chart nor Capture shows ads.

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

Psychrometric Chart ships an update every 3 months, and Capture fortnightly. Most recently, Psychrometric Chart was updated on October 7, 2026 and Capture on October 6, 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.*