# Pyramid Calculator Pro vs InkDeck

The clearest difference is price: InkDeck at Free against Pyramid Calculator Pro's $2.99. InkDeck also leads on update cadence (every 2 weeks vs every 5 weeks). Pyramid Calculator Pro's advantage is rating (5.0 vs 4.0) and in-app purchases (none vs 2). On ratings volume, ads, device support and iOS requirement there is nothing between them.

InkDeck is free to download; Pyramid Calculator Pro costs $2.99 up front. InkDeck sells 2 in-app purchases, starting at $2.99 per month. Pyramid Calculator Pro asks for nothing beyond the download.

Pyramid Calculator Pro holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Pyramid Calculator Pro ships an update every 5 weeks, InkDeck every 2 weeks. Both last shipped on October 30, 2026.

## The numbers

| Metric | Pyramid Calculator Pro | InkDeck |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/pyramid-calculator-pro/id1571358105/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/inkdeck-flashcards/id1602851047/reviews) |
| Number of ratings | **2** | 1 |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 182 MB | 23 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) | [Muhammad Mukhtar](https://appshunter.io/developer/1515029563) |

## What reviewers say

### Pyramid Calculator Pro

[App page](https://appshunter.io/ios/app/pyramid-calculator-pro/id1571358105)

Calculate all necessary quantities for a pyramid by inputting a few values like angles and lengths. It displays formulas, shows step-by-step solutions, and supports decimals and fractions. Calculations are saved in history and can be shared.

**Highlights:** Calculate all pyramid quantities, Display formulas, Step-by-step solutions, Decimal and fraction support, Calculation history, Shareable solutions, Input validation

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

**In-app purchases:** none


### InkDeck

[App page](https://appshunter.io/ios/app/inkdeck-flashcards/id1602851047)

Create and study with interactive flashcards using handwriting, typed text, and images. Engage with your material through five study methods and six learning games. Track your progress visually and sync across devices without an account.

**Highlights:** Handwritten and typed text on cards, Spaced repetition study schedules, Five study methods (Review, Quiz, Typing, Match, Cloze), Six learning games, Import Anki decks, Progress tracking and stats, iCloud sync across devices

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| App Access For 1 Month | $2.99 | per month |
| Unlimited cards | $7.99 | one-time |


## Frequently asked questions

### Is Pyramid Calculator Pro free?

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

### Is InkDeck free?

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

### Which has better reviews, Pyramid Calculator Pro or InkDeck?

Pyramid Calculator Pro is rated higher. Pyramid Calculator Pro averages 5.0 out of 5 from 2 ratings, while InkDeck averages 4.0 from 1 ratings.

### Do Pyramid Calculator Pro or InkDeck have ads?

Neither Pyramid Calculator Pro nor InkDeck shows ads.

### Which is updated more often, Pyramid Calculator Pro or InkDeck?

Pyramid Calculator Pro ships an update every 5 weeks, and InkDeck every 2 weeks. Most recently, Pyramid Calculator Pro was updated on October 30, 2026 and InkDeck on October 30, 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.*