# CalcDraw vs SketchCalc

The clearest difference is in-app purchases: CalcDraw at none against SketchCalc's 1. CalcDraw also leads on ads (none vs shown). SketchCalc's advantage is update cadence (every 2 weeks vs monthly). On price, device support and iOS requirement there is nothing between them.

Both are free to download. SketchCalc sells 1 one-off in-app purchase. CalcDraw asks for nothing beyond the download.

CalcDraw ships an update monthly, SketchCalc every 2 weeks. The most recent releases landed on October 17, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | CalcDraw | SketchCalc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/calcdraw/id1566813135/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Ad-supported | — |
| Size | 43 MB | 48 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [dai kawaguchi](https://appshunter.io/developer/1329440953) | [OZGUN EVREN ERTURK](https://appshunter.io/developer/6786822342) |

## 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


### SketchCalc

[App page](https://appshunter.io/ios/app/sketchcalc-bill-split-and-math/id6786822339)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SketchCalc Pro | $8.99 | one-time |


## Frequently asked questions

### Is CalcDraw free?

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

### Is SketchCalc free?

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

### Do CalcDraw or SketchCalc have ads?

SketchCalc shows ads; CalcDraw does not.

### Which is updated more often, CalcDraw or SketchCalc?

CalcDraw ships an update monthly, and SketchCalc every 2 weeks. Most recently, CalcDraw was updated on October 17, 2026 and SketchCalc on October 23, 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.*