# NoteCalc vs PDF2box

The clearest difference is update cadence: NoteCalc at every 5 days against PDF2box's every 2 weeks. NoteCalc also leads on iOS requirement (16.0 vs 18.1). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. NoteCalc sells 6 in-app purchases, starting at $1.99 per month and PDF2box sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.9 for NoteCalc against 5.0 for PDF2box. Both are backed by a comparable volume of ratings — 11 and 9 respectively.

NoteCalc ships an update every 5 days, PDF2box every 2 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | NoteCalc | PDF2box |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (11 ratings)](https://appshunter.io/ios/app/notecalc-notepad-calculator/id6737917127/reviews) | **[5.0 (9 ratings)](https://appshunter.io/ios/app/pdf2box-pdf-editor/id6757252895/reviews)** |
| Number of ratings | **11** | 9 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 81 MB | 13 MB |
| Requires iOS | **16.0** | 18.1 |
| Devices | iPhone, iPad, Mac | iPhone, iPad, Mac |
| Age rating | 9+ | 4+ |
| Developer | [Nikko Ferwelo](https://appshunter.io/developer/1774984591) | [Yung Kei Simon MA](https://appshunter.io/developer/1794845140) |

## What reviewers say

### NoteCalc

[App page](https://appshunter.io/ios/app/notecalc-notepad-calculator/id6737917127)

Seamlessly blend note-taking with real-time calculations. Capture ideas, track expenses, and create lists with instant results as you type or speak. Offers smart input features like voice notes and document scanning for enhanced productivity.

**Highlights:** Simultaneous note-taking and calculation, Instant results as you type, Voice note input, Document and receipt scanning, Expense and budget tracking, Shopping list creation with automatic totals

**Features:** Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Smart Notes Monthly | $1.99 | per month |
| Smart Notes Monthly | $2.99 | per month |
| Note Calc Yearly | $5.99 | per year |
| Smart Notes Yearly | $7.99 | per year |
| Smart Notes Lifetime | $5.99 | one-time |
| Unlock Lifetime | $12.99 | one-time |


### PDF2box

[App page](https://appshunter.io/ios/app/pdf2box-pdf-editor/id6757252895)

This app offers a comprehensive suite of PDF editing and management tools that operate entirely offline. It allows users to merge, split, compress, sign, and convert PDFs, among many other functions, without requiring subscriptions or uploading data.

**Highlights:** Merge and split PDFs, Compress and resize pages, OCR for searchable documents, Sign and watermark PDFs, Password protection and redaction, Convert PDFs to images and vice versa, PDF/A converter

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip - Coffee | $0.99 | one-time |
| Medium Tip - Meal | $2.99 | one-time |
| Large Tip - Gift | $4.99 | one-time |
| Generous Tip - Super | $9.99 | one-time |


## Frequently asked questions

### Is NoteCalc free?

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

### Is PDF2box free?

PDF2box is free to download, with in-app purchases available.

### Which has better reviews, NoteCalc or PDF2box?

PDF2box is rated higher. NoteCalc averages 4.9 out of 5 from 11 ratings, while PDF2box averages 5.0 from 9 ratings.

### Do NoteCalc or PDF2box have ads?

Neither NoteCalc nor PDF2box shows ads.

### Which is updated more often, NoteCalc or PDF2box?

NoteCalc ships an update every 5 days, and PDF2box every 2 weeks. Most recently, NoteCalc was updated on October 24, 2026 and PDF2box on October 25, 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.*