# 光迹ColorMap vs EMULSION

The clearest difference is price: 光迹ColorMap at Free against EMULSION's $2.99. 光迹ColorMap also leads on iOS requirement (18.0 vs 26.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

光迹ColorMap is free to download; EMULSION costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 2 days. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | 光迹ColorMap | EMULSION |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 days | Every 2 days |
| Monetization | — | Paid |
| Size | 110 MB | 49 MB |
| Requires iOS | **18.0** | 26.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [坩钇 李](https://appshunter.io/developer/6772401440) | [子轩 曾](https://appshunter.io/developer/6819950593) |

## What reviewers say

### 光迹ColorMap

[App page](https://appshunter.io/ios/app/colormap/id6780353446)

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

**In-app purchases:** none


### EMULSION

[App page](https://appshunter.io/ios/app/emulsion/id6819966294)

Experience the art of film photography with this app. Choose your camera, film, and develop your photos in a virtual darkroom. Organize your work by roll and enjoy the unique aesthetic of analog photography.

**Highlights:** Select cameras and film types, Virtual darkroom development, Import and reframe existing photos, Organize photos by film roll, Offline music library, Apple Watch remote shutter

**Features:** macOS Compatibility, Apple Watch app, iPhone Duo support

**In-app purchases:** none


## Frequently asked questions

### Is 光迹ColorMap free?

光迹ColorMap is free to download, with no in-app purchases.

### Is EMULSION free?

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

### Do 光迹ColorMap or EMULSION have ads?

Neither 光迹ColorMap nor EMULSION shows ads.

### Which is updated more often, 光迹ColorMap or EMULSION?

光迹ColorMap ships an update every 2 days, and EMULSION every 2 days. Most recently, 光迹ColorMap was updated on October 24, 2026 and EMULSION on October 29, 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.*