# Color Curves vs (d)effect

The clearest difference is price: (d)effect at Free against Color Curves's $1.99. (d)effect also leads on rating (3.0 vs 1.0) and update cadence (every 2 weeks vs every 9 months). Color Curves's advantage is review sentiment (40% vs 0%) and device support (3 vs 1). On ratings volume, ads and in-app purchases there is nothing between them.

(d)effect is free to download; Color Curves costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

(d)effect holds the better App Store score, 3.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews complicate that: 40% of Color Curves's written reviews are positive against 0% of (d)effect's, so the app with the better star average is not the one people write more warmly about.

Color Curves ships an update every 9 months, (d)effect every 2 weeks. The most recent releases landed on October 5, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Color Curves | (d)effect |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/color-curves/id1022312761/reviews) | **[3.0 (2 ratings)](https://appshunter.io/ios/app/deffect/id6799176642/reviews)** |
| Number of ratings | 1 | **2** |
| Positive reviews | **40.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 weeks** |
| Monetization | Paid | **Free** |
| Size | 1 MB | 6 MB |
| Requires iOS | **13.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [JHND i Sverige AB](https://appshunter.io/developer/309687330) | [Joao Campagnolo](https://appshunter.io/developer/6799176644) |

## What reviewers say

### Color Curves

[App page](https://appshunter.io/ios/app/color-curves/id1022312761)

Adjust photo colors with powerful RGB curves. This tool allows for precise control over tone and light, offering both combined and individual red, green, and blue channel adjustments. Edits are non-destructive and can be applied directly through the Photos extension.

**Highlights:** RGB curves editing, Separate R, G, B channels, Photos extension integration, Non-destructive edits, Full resolution support, Minimalist interface

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

**In-app purchases:** none


### (d)effect

[App page](https://appshunter.io/ios/app/deffect/id6799176642)

This camera app applies unique, real-time visual effects directly to your photos and videos as you capture them. It offers a variety of artistic filters, allowing for live previews and immediate saving without any post-processing steps. All processing is done on-device, ensuring your content remains private.

**Highlights:** Live filter rendering on viewfinder, Real-time photo and video capture, Stackable and adjustable filters, On-device processing for privacy, Variety of unique artistic filters, Random effect generation

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

**In-app purchases:** none


## Frequently asked questions

### Is Color Curves free?

Color Curves costs $1.99, with no in-app purchases.

### Is (d)effect free?

(d)effect is free to download, with no in-app purchases.

### Which has better reviews, Color Curves or (d)effect?

(d)effect is rated higher. Color Curves averages 1.0 out of 5 from 1 ratings, while (d)effect averages 3.0 from 2 ratings.

### Do Color Curves or (d)effect have ads?

Neither Color Curves nor (d)effect shows ads.

### Which is updated more often, Color Curves or (d)effect?

Color Curves ships an update every 9 months, and (d)effect every 2 weeks. Most recently, Color Curves was updated on October 5, 2026 and (d)effect on October 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.*