# Kase₄ vs Idea Web

The clearest difference is in-app purchases: Idea Web at none against Kase₄'s 4. Idea Web also leads on price ($3.99 vs $9.99). On update cadence, ads, monetization model and device support there is nothing between them.

Kase₄ costs $9.99 and Idea Web $3.99 up front. Kase₄ sells 4 one-off in-app purchases. Idea Web asks for nothing beyond the download.

Kase₄ ships an update every 2 months, Idea Web every 5 weeks. The most recent releases landed on October 3, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Kase₄ | Idea Web |
| --- | --- | --- |
| Price | $9.99 | **$3.99** |
| Rating | — | **[2.0 (2 ratings)](https://appshunter.io/ios/app/idea-web-mindmap-outline/id6451052604/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Paid | Paid |
| Size | 17 MB | 13 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kenneth Wong](https://appshunter.io/developer/1275992151) | [harry bloch](https://appshunter.io/developer/1130009832) |

## What reviewers say

### Kase₄

[App page](https://appshunter.io/ios/app/kase-your-personal-database/id1644975888)

This app allows you to create and manage your own personal databases on your device. It offers flexibility in designing structures to track anything important, with features like inter-linked data, full-text search, and various field types. Your data remains private and accessible offline.

**Highlights:** Design custom databases, Inter-linked data, Full-text search with NLP, Multiple field types, Markdown support, Passcode and biometric lock, Data visualization (Formatters), OCR for text recognition

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tip: Dollar | $1.00 | one-time |
| Tip: Coffee | $2.00 | one-time |
| Tip: Coffee, CA | $4.00 | one-time |
| Tip: Caffè Mocha | $5.00 | one-time |


### Idea Web

[App page](https://appshunter.io/ios/app/idea-web-mindmap-outline/id6451052604)

Capture, organize, and visualize your thoughts and ideas into interactive mind maps. This tool transforms complex concepts into actionable plans with a user-friendly interface for dynamic brainstorming and idea management.

**Highlights:** Interactive mind mapping, Visual idea webs, Color-coded thoughts, Easy rearrangement of entries, Progress tracking, Actionable plan transformation

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

**In-app purchases:** none


## Frequently asked questions

### Is Kase₄ free?

Kase₄ costs $9.99, and also offers in-app purchases.

### Is Idea Web free?

Idea Web costs $3.99, with no in-app purchases.

### Do Kase₄ or Idea Web have ads?

Neither Kase₄ nor Idea Web shows ads.

### Which is updated more often, Kase₄ or Idea Web?

Kase₄ ships an update every 2 months, and Idea Web every 5 weeks. Most recently, Kase₄ was updated on October 3, 2026 and Idea Web on September 28, 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.*