# 4000+ World General Knowledge vs Isaiah Explained

The clearest difference is review sentiment: Isaiah Explained at 55% against 4000+ World General Knowledge's 3%. 4000+ World General Knowledge's advantage is iOS requirement (12.0 vs 16.4). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 4000+ World General Knowledge sells 1 one-off in-app purchase and Isaiah Explained sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on September 21, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | 4000+ World General Knowledge | Isaiah Explained |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (38 ratings)](https://appshunter.io/ios/app/isaiah-explained/id1550253767/reviews)** |
| Number of ratings | — | **38** |
| Positive reviews | 2.9% of reviews | **54.5% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 22 MB | 213 MB |
| Requires iOS | **12.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mo Moin](https://appshunter.io/developer/913492840) | [Hebraeus Foundation](https://appshunter.io/developer/1550253769) |

## What reviewers say

### 4000+ World General Knowledge

[App page](https://appshunter.io/ios/app/4000-plus-world-general-knowledge/id1053795099)

Access over 4000 general knowledge questions and answers across diverse categories to prepare for competitive exams. Stay updated with current affairs and reinforce your learning with study reminders and note-taking features.

**Highlights:** Over 4000 GK questions and answers, Current affairs updates, Diverse topic categories, Study reminder functionality, Notes creator, Competitive exam preparation

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |


### Isaiah Explained

[App page](https://appshunter.io/ios/app/isaiah-explained/id1550253767)

This app provides tools to understand the prophecies of Isaiah, clarifying complex endtime scenarios by connecting them to historical world events. It simplifies literary analysis to demystify the prophetic text.

**Highlights:** Literary analysis tools, Prophecy clarification, Endtime scenario explanation, Historical context integration, Simplified text interpretation

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| The End from the Beginning | $7.99 | one-time |
| Isaiah Made Simple | $8.99 | one-time |
| The Literary Message of Isaiah | $9.99 | one-time |
| Isaiah Made Simple Audio Book | $9.99 | one-time |
| Isaiah Decoded | $11.99 | one-time |
| The End from the Beginning Aud | $11.99 | one-time |
| Apocalyptic Commentary | $13.99 | one-time |
| Isaiah Decoded Audio | $13.99 | one-time |


## Frequently asked questions

### Is 4000+ World General Knowledge free?

4000+ World General Knowledge is free to download, with in-app purchases available.

### Is Isaiah Explained free?

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

### Do 4000+ World General Knowledge or Isaiah Explained have ads?

Neither 4000+ World General Knowledge nor Isaiah Explained shows ads.

### Which is updated more often, 4000+ World General Knowledge or Isaiah Explained?

4000+ World General Knowledge ships an update every 3 months, and Isaiah Explained every 3 months. Most recently, 4000+ World General Knowledge was updated on September 21, 2026 and Isaiah Explained on September 18, 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.*