# 14PX vs Trichromy

The clearest difference is price: Trichromy at Free against 14PX's $0.99. Trichromy also leads on rating (5.0 vs 3.2) and review sentiment (80% vs 70%). 14PX's advantage is in-app purchases (none vs 4) and update cadence (every 3 days vs every 3 weeks). On ratings volume, ads and device support there is nothing between them.

Trichromy is free to download; 14PX costs $0.99 up front. Trichromy sells 4 one-off in-app purchases. 14PX asks for nothing beyond the download.

Trichromy holds the better App Store score, 5.0 against 3.2. Both are backed by a comparable volume of ratings — 6 and 8 respectively. Written reviews point the same way: 70% of 14PX's written reviews are positive against 80% of Trichromy's.

14PX ships an update every 3 days, Trichromy every 3 weeks. The most recent releases landed on October 16, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | 14PX | Trichromy |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [3.2 (6 ratings)](https://appshunter.io/ios/app/14px/id1577498043/reviews) | **[5.0 (8 ratings)](https://appshunter.io/ios/app/trichromy/id6448881187/reviews)** |
| Number of ratings | 6 | **8** |
| Positive reviews | 70.2% of reviews | **80.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 3 weeks |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 1 MB | 2 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NOTEGG Corp.](https://appshunter.io/developer/1090697757) | [Héliographe, Inc](https://appshunter.io/developer/1784071997) |

## What reviewers say

### 14PX

[App page](https://appshunter.io/ios/app/14px/id1577498043)

Create unique visual effects by tapping to add random colored pixels to your photos or use it as a digital coloring book. Easily decorate images, hide content with a pixelated effect, or enjoy a relaxing coloring experience. Save your creations or clear them with a shake.

**Highlights:** Random color pixel generation, Photo decoration with pixels, Photo hiding with pixel effect, Digital coloring book, Color fixing mode, Zoom in/out functionality, Undo/Revert function

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Trichromy

[App page](https://appshunter.io/ios/app/trichromy/id6448881187)

Explore trichromatic photography with this unique camera app. Capture stunning color images by layering three monochromatic exposures, offering a distinctive visual style. Experiment with different timings and capture orders for psychedelic or subtle effects.

**Highlights:** Trichromatic photography capture, Layering of 3 monochromatic images, Adjustable delay between exposures, Individual colored shutter controls, Straightforward user interface, Historical photographic process exploration

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $4.99 | one-time |
| Full Unlock | $4.99 | one-time |
| Medium Tip | $9.99 | one-time |
| Large Tip | $19.99 | one-time |


## Frequently asked questions

### Is 14PX free?

14PX costs $0.99, with no in-app purchases.

### Is Trichromy free?

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

### Which has better reviews, 14PX or Trichromy?

Trichromy is rated higher. 14PX averages 3.2 out of 5 from 6 ratings, while Trichromy averages 5.0 from 8 ratings.

### Do 14PX or Trichromy have ads?

Neither 14PX nor Trichromy shows ads.

### Which is updated more often, 14PX or Trichromy?

14PX ships an update every 3 days, and Trichromy every 3 weeks. Most recently, 14PX was updated on October 16, 2026 and Trichromy on October 5, 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.*