# NIR Color vs iPen Di

The clearest difference is price: iPen Di at Free against NIR Color's $2.99. iPen Di also leads on rating (5.0 vs 4.3) and update cadence (every 2 months vs every 10 months). NIR Color's advantage is ratings volume (21 vs 3). On review sentiment, ads, in-app purchases and monetization model there is nothing between them.

iPen Di is free to download; NIR Color costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

iPen Di holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: NIR Color has 21 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 83% of NIR Color's written reviews are positive against 86% of iPen Di's.

NIR Color ships an update every 10 months, iPen Di every 2 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | NIR Color | iPen Di |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [4.3 (21 ratings)](https://appshunter.io/ios/app/nir-color/id491992444/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/ipen-di/id1427138753/reviews)** |
| Number of ratings | **21** | 3 |
| Positive reviews | 82.5% of reviews | **85.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 16 MB | 41 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [JixiPix, LLC](https://appshunter.io/developer/380605671) | [Seungbo Cho](https://appshunter.io/developer/320505051) |

## What reviewers say

### NIR Color

[App page](https://appshunter.io/ios/app/nir-color/id491992444)

Transform ordinary photos into surreal, ethereal landscapes with near-infrared technology and color filters. This app adds unique hues and dramatic contrast, making everyday objects appear otherworldly. Explore a different light and create magical, mysterious atmospheres in your images.

**Highlights:** Near infrared technology, Infrared color filters, Surreal and ethereal effects, Dramatic contrast adjustments, Preset library, Custom preset saving, Hi-Res image support

**Features:** Vision Pro support

**In-app purchases:** none


### iPen Di

[App page](https://appshunter.io/ios/app/ipen-di/id1427138753)

Create unique photo stories by combining two images with vintage-inspired filters. This app offers manual camera controls for a more artistic approach, aiming to replicate the nostalgic feel of classic half cameras.

**Highlights:** Combine two photos, Vintage-inspired filters, Manual focus, Manual exposure, Exposure compensation, Film photo aesthetic

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NIR Color free?

NIR Color costs $2.99, with no in-app purchases.

### Is iPen Di free?

iPen Di is free to download, with no in-app purchases.

### Which has better reviews, NIR Color or iPen Di?

iPen Di is rated higher. NIR Color averages 4.3 out of 5 from 21 ratings, while iPen Di averages 5.0 from 3 ratings.

### Do NIR Color or iPen Di have ads?

Neither NIR Color nor iPen Di shows ads.

### Which is updated more often, NIR Color or iPen Di?

NIR Color ships an update every 10 months, and iPen Di every 2 months. Most recently, NIR Color was updated on November 1, 2026 and iPen Di on November 2, 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.*