# MyScript Calculator vs Defter Notes

The clearest difference is price: Defter Notes at Free against MyScript Calculator's $2.99. MyScript Calculator's advantage is in-app purchases (none vs 7) and ratings volume (1.5K vs 75). On rating, review sentiment, update cadence and ads there is nothing between them.

Defter Notes is free to download; MyScript Calculator costs $2.99 up front. Defter Notes sells 7 in-app purchases, starting at $2.99 per month. MyScript Calculator asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.5 for MyScript Calculator against 4.4 for Defter Notes. That said, the two scores are not equally well evidenced: MyScript Calculator has 1.5K ratings behind it against 75, so its average is the more settled of the two. Written reviews split almost evenly too, at 75% and 75% positive.

MyScript Calculator ships an update every 3 weeks, Defter Notes every 2 weeks. The most recent releases landed on October 1, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | MyScript Calculator | Defter Notes |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[4.5 (1.5K ratings)](https://appshunter.io/ios/app/myscript-calculator/id1304488725/reviews)** | [4.4 (75 ratings)](https://appshunter.io/ios/app/defter-notes/id1570783518/reviews) |
| Number of ratings | **1.5K** | 75 |
| Positive reviews | 74.7% of reviews | **75.3% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | **#178** | — |
| Size | 14 MB | 59 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [MyScript](https://appshunter.io/developer/446368119) | [Deft Works ApS](https://appshunter.io/developer/1570783520) |

## What reviewers say

### MyScript Calculator

[App page](https://appshunter.io/ios/app/myscript-calculator/id1304488725)

**Currently charting:** #178 Top Paid · Productivity (US App Store)

This app transforms your device into an interactive notepad for calculations. Simply write your math problems by hand, and it instantly provides results. Edit calculations with gestures, reuse past results, and export your work.

**Highlights:** Write calculations naturally, Edit with gestures, Drag and drop results, Copy and export calculations, Fraction display options, Multi-line calculations, Memory and history functions

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Instant calculations
- 💡 Handwriting recognition
- 🎨 Intuitive interface
- ⚡️ Efficient for quick math

**What reviewers complain about**

- 🐛 Inconsistent recognition of symbols and operators
- 🔢 Limited to basic arithmetic, no support for algebra or advanced math
- 🔍 Small writing space, difficult to view long calculations
- 💻 Not as functional as a traditional calculator on smaller screens
- 🔢 Struggles with large numbers and scientific notation

**Reported bugs**

- Incorrect calculation results for certain inputs
- Difficulty editing or correcting written expressions
- Inconsistent behavior when using the Apple Pencil

**Requested features**

- Add support for variables, equations, and advanced math functions
- Improve recognition of symbols, operators, and handwriting
- Increase writing space and allow scrolling/zooming
- Provide more customization options (e.g., font size, pen thickness)
- Integrate with other productivity apps (e.g., Notes, Nebo)


### Defter Notes

[App page](https://appshunter.io/ios/app/defter-notes/id1570783518)

This app provides an infinite canvas for spatial thinking, allowing users to capture, connect, and explore ideas through handwriting, drawing, and text. Organize thoughts with flexible tools and intuitive navigation for enhanced creativity and productivity.

**Highlights:** Infinite canvas for spatial thinking, Handwritten notes, sketches, and typed text, Connect and layer ideas, Organize with Stacks, Deft movement with gestures, Cross-reference and multitask documents, Supports links and files

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $2.99 | per month |
| Mini Supporter | $2.99 | per month |
| Supporter | $7.99 | per month |
| Yearly Plan | $17.99 | per year |
| Big Supporter | $29.99 | per month |
| Lifetime Access - Welcome Offer | $29.99 | one-time |
| Lifetime Access | $39.99 | one-time |


## Frequently asked questions

### Is MyScript Calculator free?

MyScript Calculator costs $2.99, with no in-app purchases.

### Is Defter Notes free?

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

### Which has better reviews, MyScript Calculator or Defter Notes?

MyScript Calculator is rated higher. MyScript Calculator averages 4.5 out of 5 from 1.5K ratings, while Defter Notes averages 4.4 from 75 ratings.

### Do MyScript Calculator or Defter Notes have ads?

Neither MyScript Calculator nor Defter Notes shows ads.

### Which is updated more often, MyScript Calculator or Defter Notes?

MyScript Calculator ships an update every 3 weeks, and Defter Notes every 2 weeks. Most recently, MyScript Calculator was updated on October 1, 2026 and Defter Notes on September 19, 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.*