# Tracecolor vs QR_App

The clearest difference is review sentiment: QR_App at 75% against Tracecolor's 0%. QR_App also leads on in-app purchases (none vs 14) and update cadence (every 8 months vs every 42 months). Tracecolor's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Tracecolor sells 14 one-off in-app purchases. QR_App asks for nothing beyond the download.

Tracecolor ships an update every 42 months, QR_App every 8 months. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Tracecolor | QR_App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/tracecolor/id1472203437/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | **75.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 42 months | **Every 8 months** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 5 MB | 20 MB |
| Requires iOS | 15.6 | **14.5** |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Franklin Chang](https://appshunter.io/developer/1467299920) | [Hiroki Sato](https://appshunter.io/developer/1514602166) |

## What reviewers say

### Tracecolor

[App page](https://appshunter.io/ios/app/tracecolor/id1472203437)

Transform your photos into coloring pages with this app. Easily create custom outlines from your own pictures or provided materials, then color them digitally. Simple controls make it accessible for all ages.

**Highlights:** Convert photos to outlines, Customizable outline sliders, Coloring with pen and color selection, Zoom for detailed coloring, Import from camera, library, or materials, Invert colors and edit original picture

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

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Brutalist Building 1 | $1.99 | one-time |
| Traditional Japanese House 1 | $1.99 | one-time |
| Storefront 1 | $1.99 | one-time |
| Large Sakura | $1.99 | one-time |
| Blocks | $1.99 | one-time |
| Rakugo | $1.99 | one-time |
| Rice Plants | $1.99 | one-time |
| Shirts | $1.99 | one-time |
| Smokestack | $1.99 | one-time |
| Sphere | $1.99 | one-time |
| Sphere2 | $1.99 | one-time |
| Sphere3 | $1.99 | one-time |
| Tamade | $1.99 | one-time |
| Unlock this app | $4.99 | one-time |


### QR_App

[App page](https://appshunter.io/ios/app/qr-app/id1617084560)

Easily read and create QR codes. Save LINE QR codes to display them on your Apple Watch. This app allows for convenient QR code management and sharing.

**Highlights:** Read QR codes, Create QR codes, Display QR codes on Apple Watch, Save QR codes, Supports LINE QR codes

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Tracecolor free?

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

### Is QR_App free?

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

### Do Tracecolor or QR_App have ads?

QR_App shows ads; Tracecolor does not.

### Which is updated more often, Tracecolor or QR_App?

Tracecolor ships an update every 42 months, and QR_App every 8 months. Most recently, Tracecolor was updated on October 24, 2026 and QR_App on October 27, 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.*