# World Timeline vs Sacred Knowledge Vault

The clearest difference is review sentiment: Sacred Knowledge Vault at 100% against World Timeline's 60%. Sacred Knowledge Vault also leads on in-app purchases (none vs 1) and ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. World Timeline sells 1 one-off in-app purchase. Sacred Knowledge Vault asks for nothing beyond the download.

World Timeline ships an update every 3 weeks, Sacred Knowledge Vault every 8 days. The most recent releases landed on October 25, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | World Timeline | Sacred Knowledge Vault |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (6 ratings)](https://appshunter.io/ios/app/world-timeline/id6768851972/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 60.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 8 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 225 MB | 25 MB |
| Requires iOS | 15.1 | **15** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [Matthew Washe](https://appshunter.io/developer/1896052346) | [平 何](https://appshunter.io/developer/1630512266) |

## What reviewers say

### World Timeline

[App page](https://appshunter.io/ios/app/world-timeline/id6768851972)

Explore world history visually with an interactive globe and a comprehensive timeline. Tap events to learn their significance and generate study prompts. Designed for homeschoolers and students, it offers a big-picture view of civilizations and historical moments.

**Highlights:** Interactive globe with shifting political maps, Scrollable timeline from Creation to present, Detailed event descriptions and significance, Study playground for AI prompt generation, Offline functionality, Year-by-year political map redraws

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock World Timeline | $0.99 | one-time |


### Sacred Knowledge Vault

[App page](https://appshunter.io/ios/app/sacred-knowledge-vault/id6792727759)

This AI tool offers a unique role-playing system with two knowledge base modes for private or public inquiries. It prioritizes user privacy by storing all conversation data locally and securely. Explore diverse topics with pre-built templates and manage your knowledge with built-in tools.

**Highlights:** Role-playing system with unique identities, Dual knowledge base modes (public & private), Local data storage for maximum privacy, Pre-built prompt templates (Wisdom Sparks), Conversation archiving and favorites, Encrypted API key storage

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

**In-app purchases:** none


## Frequently asked questions

### Is World Timeline free?

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

### Is Sacred Knowledge Vault free?

Sacred Knowledge Vault is free to download, with no in-app purchases.

### Do World Timeline or Sacred Knowledge Vault have ads?

World Timeline shows ads; Sacred Knowledge Vault does not.

### Which is updated more often, World Timeline or Sacred Knowledge Vault?

World Timeline ships an update every 3 weeks, and Sacred Knowledge Vault every 8 days. Most recently, World Timeline was updated on October 25, 2026 and Sacred Knowledge Vault on October 16, 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.*