# Notebooks vs Calcium Text Calculator

The clearest difference is price: Calcium Text Calculator at Free against Notebooks's $17.99. Calcium Text Calculator also leads on in-app purchases (none vs 4) and update cadence (every 5 days vs monthly). Notebooks's advantage is chart position (#190 vs unranked). On ads, device support and iOS requirement there is nothing between them.

Calcium Text Calculator is free to download; Notebooks costs $17.99 up front. Notebooks sells 4 one-off in-app purchases. Calcium Text Calculator asks for nothing beyond the download.

Notebooks ships an update monthly, Calcium Text Calculator every 5 days. The most recent releases landed on November 13, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Notebooks | Calcium Text Calculator |
| --- | --- | --- |
| Price | $17.99 | **Free** |
| Rating | **[4.7 (1.1K ratings)](https://appshunter.io/ios/app/notebooks-write-and-organize/id1490084838/reviews)** | — |
| Number of ratings | **1.1K** | — |
| Positive reviews | 82.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 5 days** |
| Monetization | Paid | — |
| Best chart rank | **#190** | — |
| Size | 48 MB | 3 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Alfons Schmid](https://appshunter.io/developer/297571754) | [Twarge LLC](https://appshunter.io/developer/6781456673) |

## What reviewers say

### Notebooks

[App page](https://appshunter.io/ios/app/notebooks-write-and-organize/id1490084838)

**Currently charting:** #190 Top Paid · Productivity (US App Store)

This app helps you write, organize, and manage documents, tasks, and files. It offers flexible writing modes, robust organization tools, and task management features, all while ensuring your data remains accessible and under your control.

**Highlights:** Formatted text, plain text, and Markdown writing, Create documents with styles, tables, and attachments, Organize with nested hierarchies and 'books', Task management with due dates and checklists, Wiki-style linking and backlinks, Full-text search, Cross-device synchronization

**Features:** Family Sharing, Siri integration, Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $0.99 | one-time |
| Custom Storage Locations | $2.99 | one-time |
| Medium Tip | $2.99 | one-time |
| Generous Tip | $4.99 | one-time |

**What reviewers like**

- 🚀 Powerful and flexible organization
- 🔒 Respects user data and privacy
- 👍 Reliable and stable
- 👍 Responsive and helpful developer
- 👍 Elegant and intuitive interface

**What reviewers complain about**

- 🐛 Occasional crashes and sync issues
- 🐛 Formatting and editing limitations
- 🐛 Steep learning curve for some users

**Reported bugs**

- Data loss after iOS upgrades
- Compatibility issues with newer iOS versions

**Requested features**

- Improved Markdown support
- More font and color customization options
- Better Apple Watch integration
- Export to Word format


### Calcium Text Calculator

[App page](https://appshunter.io/ios/app/calcium-text-calculator/id6795935652)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Notebooks free?

Notebooks costs $17.99, and also offers in-app purchases.

### Is Calcium Text Calculator free?

Calcium Text Calculator is free to download, with no in-app purchases.

### Do Notebooks or Calcium Text Calculator have ads?

Neither Notebooks nor Calcium Text Calculator shows ads.

### Which is updated more often, Notebooks or Calcium Text Calculator?

Notebooks ships an update monthly, and Calcium Text Calculator every 5 days. Most recently, Notebooks was updated on November 13, 2026 and Calcium Text Calculator on November 6, 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.*