# CalcDraw vs InteGRa Inventario 2.0

The clearest difference is update cadence: CalcDraw at monthly against InteGRa Inventario 2.0's every 4 months. InteGRa Inventario 2.0's advantage is iOS requirement (13.0 vs 16.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CalcDraw ships an update monthly, InteGRa Inventario 2.0 every 4 months. The most recent releases landed on November 7, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | CalcDraw | InteGRa Inventario 2.0 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/calcdraw/id1566813135/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 4 months |
| Monetization | Ad-supported | — |
| Size | 41 MB | 16 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [dai kawaguchi](https://appshunter.io/developer/1329440953) | [Agomir S.p.A.](https://appshunter.io/developer/1514358666) |

## What reviewers say

### CalcDraw

[App page](https://appshunter.io/ios/app/calcdraw/id1566813135)

This free tool lets you write notes and perform calculations simultaneously. Easily capture ideas and share results instantly. Enjoy a smooth and intuitive math workflow.

**Highlights:** Write and solve math problems, Take notes alongside calculations, Instant sharing of results, Intuitive and stress-free workflow, Copy results to clipboard

**Features:** Vision Pro support

**In-app purchases:** none


### InteGRa Inventario 2.0

[App page](https://appshunter.io/ios/app/integra-inventario-20/id6480049047)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CalcDraw free?

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

### Is InteGRa Inventario 2.0 free?

InteGRa Inventario 2.0 is free to download, with no in-app purchases.

### Do CalcDraw or InteGRa Inventario 2.0 have ads?

Neither CalcDraw nor InteGRa Inventario 2.0 shows ads.

### Which is updated more often, CalcDraw or InteGRa Inventario 2.0?

CalcDraw ships an update monthly, and InteGRa Inventario 2.0 every 4 months. Most recently, CalcDraw was updated on November 7, 2026 and InteGRa Inventario 2.0 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.*