# pdf vs Absolute Board Calendar

The clearest difference is rating: pdf at 4.4 against Absolute Board Calendar's 3.6. pdf also leads on update cadence (every 2 weeks vs every 2 months) and ratings volume (27 vs 8). Absolute Board Calendar's advantage is price ($2.99 vs $9.99) and iOS requirement (12.0 vs 16.0). On review sentiment, ads, in-app purchases and device support there is nothing between them.

pdf costs $9.99 and Absolute Board Calendar $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

pdf holds the better App Store score, 4.4 against 3.6. Both are backed by a comparable volume of ratings — 27 and 8 respectively. Written reviews complicate that: 72% of pdf's written reviews are positive against 74% of Absolute Board Calendar's, so the app with the better star average is not the one people write more warmly about.

pdf ships an update every 2 weeks, Absolute Board Calendar every 2 months. The most recent releases landed on October 16, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | pdf | Absolute Board Calendar |
| --- | --- | --- |
| Price | $9.99 | **$2.99** |
| Rating | **[4.4 (27 ratings)](https://appshunter.io/ios/app/pdf-notes-for-ipad/id417200844/reviews)** | [3.6 (8 ratings)](https://appshunter.io/ios/app/absolute-board-calendar/id441788873/reviews) |
| Number of ratings | **27** | 8 |
| Positive reviews | 71.5% of reviews | **73.8% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Paid | **Free** |
| Size | 138 MB | 8 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [AMuseTec Co., Ltd.](https://appshunter.io/developer/342152781) | [Hyeoseong Hwang](https://appshunter.io/developer/369169972) |

## What reviewers say

### pdf

[App page](https://appshunter.io/ios/app/pdf-notes-for-ipad/id417200844)

Manage and annotate PDF files on your iPad with fast page turning and intuitive finger-writing. Easily import, organize, and share your notes with friends. Offers a seamless reading and editing experience.

**Highlights:** Fast page turning and content scanning, Intuitive finger-writing with zoom-in, Easy PDF import via Dropbox, Email, or iTunes, Organized bookshelves with search, Variety of pens, highlighters, and text notes, Export annotated PDFs via email

**Features:** Vision Pro support

**In-app purchases:** none


### Absolute Board Calendar

[App page](https://appshunter.io/ios/app/absolute-board-calendar/id441788873)

This app allows users to plan their day and take notes through drawing and handwriting. It offers unlimited pages for daily entries and organizes them chronologically, providing a unique and convenient way to manage your life.

**Highlights:** Drawing and handwriting daily planning, Unlimited pages for notes and ideas, Calendar from 1900 to 2043, Customizable holidays, Solar and lunar date conversion, Unlimited board size, Email drawing snapshots

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is pdf free?

pdf costs $9.99, with no in-app purchases.

### Is Absolute Board Calendar free?

Absolute Board Calendar costs $2.99, with no in-app purchases.

### Which has better reviews, pdf or Absolute Board Calendar?

pdf is rated higher. pdf averages 4.4 out of 5 from 27 ratings, while Absolute Board Calendar averages 3.6 from 8 ratings.

### Do pdf or Absolute Board Calendar have ads?

Neither pdf nor Absolute Board Calendar shows ads.

### Which is updated more often, pdf or Absolute Board Calendar?

pdf ships an update every 2 weeks, and Absolute Board Calendar every 2 months. Most recently, pdf was updated on October 16, 2026 and Absolute Board Calendar on October 15, 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.*