# Calibration Plus vs Infragraf

The clearest difference is review sentiment: Infragraf at 100% against Calibration Plus's 50%. Infragraf also leads on rating (4.3 vs 3.0) and update cadence (every 2 months vs every 21 months). Calibration Plus's advantage is device support (3 vs 1). On price, ratings volume, ads and in-app purchases there is nothing between them.

Calibration Plus costs $2.99 and Infragraf $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Infragraf holds the better App Store score, 4.3 against 3.0. Both are backed by a comparable volume of ratings — 2 and 3 respectively. Written reviews point the same way: 50% of Calibration Plus's written reviews are positive against 100% of Infragraf's.

Calibration Plus ships an update every 21 months, Infragraf every 2 months. The most recent releases landed on September 10, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Calibration Plus | Infragraf |
| --- | --- | --- |
| Price | $2.99 | $2.99 |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/calibration-plus/id1414916538/reviews) | **[4.3 (3 ratings)](https://appshunter.io/ios/app/infragraf/id1491713518/reviews)** |
| Number of ratings | 2 | **3** |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 21 months | **Every 2 months** |
| Monetization | Paid | Paid |
| Size | 14 MB | 30 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Le bord de la piscine](https://appshunter.io/developer/456593417) | [Seohyeon Lee](https://appshunter.io/developer/834163166) |

## What reviewers say

### Calibration Plus

[App page](https://appshunter.io/ios/app/calibration-plus/id1414916538)

This app aids in creating digital negatives for alternate process printing, offering fine tone control. It helps achieve better prints with improved dark, white, and halftone tones by designing correction curves. Generate reference charts and use image processing software to refine your digital negatives for perfect prints.

**Highlights:** Fine tone control for digital negatives, Correction curve design, Reference chart generation, Alternate process printing aid, Improved print quality

**Features:** Vision Pro support

**In-app purchases:** none


### Infragraf

[App page](https://appshunter.io/ios/app/infragraf/id1491713518)

This app transforms photos and videos by reimagining how colors appear, inspired by infrared photography. It allows users to alter plant and sky colors, apply unique presets, and fine-tune images with various editing tools and overlay effects.

**Highlights:** Infrared-inspired color transformation, 30 color filter presets, Advanced adjustment tools, Gradient and color overlay effects, Photo and video editing

**In-app purchases:** none


## Frequently asked questions

### Is Calibration Plus free?

Calibration Plus costs $2.99, with no in-app purchases.

### Is Infragraf free?

Infragraf costs $2.99, with no in-app purchases.

### Which has better reviews, Calibration Plus or Infragraf?

Infragraf is rated higher. Calibration Plus averages 3.0 out of 5 from 2 ratings, while Infragraf averages 4.3 from 3 ratings.

### Do Calibration Plus or Infragraf have ads?

Neither Calibration Plus nor Infragraf shows ads.

### Which is updated more often, Calibration Plus or Infragraf?

Calibration Plus ships an update every 21 months, and Infragraf every 2 months. Most recently, Calibration Plus was updated on September 10, 2026 and Infragraf on September 23, 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.*