# SimaRobot vs Caligrafix Papel Digital

The clearest difference is in-app purchases: Caligrafix Papel Digital at none against SimaRobot's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. SimaRobot sells 1 in-app purchase, starting at $2.99 per month. Caligrafix Papel Digital asks for nothing beyond the download.

SimaRobot ships an update monthly, Caligrafix Papel Digital every 6 weeks. The most recent releases landed on November 7, 2026 and November 11, 2026 respectively.

## The numbers

| Metric | SimaRobot | Caligrafix Papel Digital |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 weeks |
| Size | 1.2 GB | 39 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Felipe Araya](https://appshunter.io/developer/1502145695) | [Caligrafix SpA](https://appshunter.io/developer/1221084370) |

## What reviewers say

### SimaRobot

[App page](https://appshunter.io/ios/app/simarobot/id1515256103)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SMARTRobot | $2.99 | per month |


### Caligrafix Papel Digital

[App page](https://appshunter.io/ios/app/caligrafix-papel-digital/id1549299601)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SimaRobot free?

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

### Is Caligrafix Papel Digital free?

Caligrafix Papel Digital is free to download, with no in-app purchases.

### Do SimaRobot or Caligrafix Papel Digital have ads?

Neither SimaRobot nor Caligrafix Papel Digital shows ads.

### Which is updated more often, SimaRobot or Caligrafix Papel Digital?

SimaRobot ships an update monthly, and Caligrafix Papel Digital every 6 weeks. Most recently, SimaRobot was updated on November 7, 2026 and Caligrafix Papel Digital on November 11, 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.*