# Calca app vs Papercopy

The clearest difference is review sentiment: Calca app at 48% against Papercopy's 0%. Calca app also leads on rating (4.0 vs 2.8) and ratings volume (92 vs 4). Papercopy's advantage is update cadence (every 6 days vs fortnightly). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Calca app sells 3 in-app purchases, starting at $4.99 per month and Papercopy sells 8 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Calca app holds the better App Store score, 4.0 against 2.8. That said, the two scores are not equally well evidenced: Calca app has 92 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 48% of Calca app's written reviews are positive against 0% of Papercopy's.

Calca app ships an update fortnightly, Papercopy every 6 days. The most recent releases landed on November 7, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Calca app | Papercopy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (92 ratings)](https://appshunter.io/ios/app/calca-app/id1567655347/reviews)** | [2.8 (4 ratings)](https://appshunter.io/ios/app/papercopy-trace-and-draw/id6752019903/reviews) |
| Number of ratings | **92** | 4 |
| Positive reviews | **48.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Fortnightly | **Every 6 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 65 MB | 42 MB |
| Requires iOS | **16.0** | 18.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Francisco Mateo Marquez](https://appshunter.io/developer/990577710) | [Milos Micunovic](https://appshunter.io/developer/6813890860) |

## What reviewers say

### Calca app

[App page](https://appshunter.io/ios/app/calca-app/id1567655347)

This app allows you to project any image from your device or camera onto a surface for drawing or tracing. It offers customization options for fonts and colors, and can even capture web pages. Tutorials are available to help users get the most out of its features.

**Highlights:** Image projection for drawing, Camera lucida functionality, Customizable fonts (1550+), Web page capture, 3D effect option, Multicultural language support

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Advanced Founder Plan | $4.99 | per month |
| Yearly Basic Founder Plan | $49.99 | per year |
| Permanent License | $149.99 | one-time |


### Papercopy

[App page](https://appshunter.io/ios/app/papercopy-trace-and-draw/id6752019903)

Transform your device into a portable tracing tool. Easily transfer any image onto paper by placing it over your screen and tracing the projected lines. Ideal for artists, students, and hobbyists looking to replicate designs without special equipment.

**Highlights:** Trace any image from gallery or camera, Adjustable zoom, rotation, and pan, Screen lock to prevent accidental movement, Brightness and contrast controls, AI-generated trace outlines, Built-in library of drawings

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Studio Starter | $3.99 | per month |
| AI Studio Pro | $9.99 | per month |
| AI Studio Ultimate | $29.99 | per month |
| 10 Credits | $2.49 | one-time |
| Remove Ads | $2.99 | one-time |
| 30 Credits | $4.99 | one-time |
| 100 Credits | $12.99 | one-time |
| 500 Credits | $49.99 | one-time |


## Frequently asked questions

### Is Calca app free?

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

### Is Papercopy free?

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

### Which has better reviews, Calca app or Papercopy?

Calca app is rated higher. Calca app averages 4.0 out of 5 from 92 ratings, while Papercopy averages 2.8 from 4 ratings.

### Do Calca app or Papercopy have ads?

Both Calca app and Papercopy show ads.

### Which is updated more often, Calca app or Papercopy?

Calca app ships an update fortnightly, and Papercopy every 6 days. Most recently, Calca app was updated on November 7, 2026 and Papercopy on November 8, 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.*