# Klus vs InkSpace

The clearest difference is in-app purchases: Klus at none against InkSpace's 6. Klus also leads on iOS requirement (15.0 vs 17.0). InkSpace's advantage is update cadence (every 10 days vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. InkSpace sells 6 one-off in-app purchases. Klus asks for nothing beyond the download.

Klus ships an update every 3 weeks, InkSpace every 10 days. The most recent releases landed on September 24, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Klus | InkSpace |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (10 ratings)](https://appshunter.io/ios/app/inkspace/id6741228360/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 10 days** |
| Monetization | — | Paid |
| Size | 27 MB | 67 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Klus App BV](https://appshunter.io/developer/1689904815) | [Tyler Sherman](https://appshunter.io/developer/598091745) |

## What reviewers say

### Klus

[App page](https://appshunter.io/ios/app/klus/id1576538931)

**Features:** macOS Compatibility

**In-app purchases:** none


### InkSpace

[App page](https://appshunter.io/ios/app/inkspace/id6741228360)

This digital notebook app offers complete creative freedom for note-taking, brainstorming, sketching, and journaling. Customize notebooks with various templates, page styles, and colors. Organize and access notes seamlessly across devices, with offline functionality.

**Highlights:** Unlimited custom notebooks, Write, draw, and sketch with stylus support, Insert custom shapes, text, and media, Searchable tags and bookmarks, Sync across all devices, Offline functionality

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fitness Pack | $0.99 | one-time |
| Finance Pack | $0.99 | one-time |
| Handwriting Pack | $0.99 | one-time |
| Planner Pack | $0.99 | one-time |
| Teaching Pack | $0.99 | one-time |
| Journal Pack | $0.99 | one-time |


## Frequently asked questions

### Is Klus free?

Klus is free to download, with no in-app purchases.

### Is InkSpace free?

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

### Do Klus or InkSpace have ads?

Neither Klus nor InkSpace shows ads.

### Which is updated more often, Klus or InkSpace?

Klus ships an update every 3 weeks, and InkSpace every 10 days. Most recently, Klus was updated on September 24, 2026 and InkSpace on October 8, 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.*