# Epicentral vs IQ Test Coach

The clearest difference is price: IQ Test Coach at Free against Epicentral's $0.99. IQ Test Coach also leads on update cadence (every 11 days vs monthly) and iOS requirement (15.5 vs 26.0). Epicentral's advantage is in-app purchases (none vs 3) and review sentiment (75% vs 50%). On ads and device support there is nothing between them.

IQ Test Coach is free to download; Epicentral costs $0.99 up front. IQ Test Coach sells 3 in-app purchases, starting at $4.99 per month. Epicentral asks for nothing beyond the download.

Epicentral ships an update monthly, IQ Test Coach every 11 days. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Epicentral | IQ Test Coach |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Positive reviews | **75.3% of reviews** | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 11 days** |
| Monetization | **Free** | Freemium |
| Size | 16 MB | 50 MB |
| Requires iOS | 26.0 | **15.5** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Charles Ammon](https://appshunter.io/developer/297487706) | [Doan Dat](https://appshunter.io/developer/1185279735) |

## What reviewers say

### Epicentral

[App page](https://appshunter.io/ios/app/epicentral/id297487703)

Explore global earthquake patterns with real-time data and historical context. View recent seismic events on interactive maps and lists, with detailed summaries and links to official information. Understand current activity within the framework of historical seismicity.

**Highlights:** Real-time earthquake lists, Interactive earthquake maps, Daily, weekly, and monthly data views, Event summaries and details, Links to USGS earthquake information, Historical earthquake catalogs

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

**In-app purchases:** none


### IQ Test Coach

[App page](https://appshunter.io/ios/app/iq-test-coach/id6630386568)

Assess your cognitive abilities with timed IQ tests and personalized training. Improve reasoning skills with puzzles, logic problems, and AI-powered explanations. Track progress and prepare for job or gifted tests.

**Highlights:** Full timed IQ tests, Daily brain training, Practice bank with explanations, AI coach for personalized feedback, Personality and EQ tests, Gifted test preparation

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $4.99 | per month |
| Premium Annual | $19.99 | per year |
| Premium Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is Epicentral free?

Epicentral costs $0.99, with no in-app purchases.

### Is IQ Test Coach free?

IQ Test Coach is free to download, with in-app purchases available.

### Do Epicentral or IQ Test Coach have ads?

Neither Epicentral nor IQ Test Coach shows ads.

### Which is updated more often, Epicentral or IQ Test Coach?

Epicentral ships an update monthly, and IQ Test Coach every 11 days. Most recently, Epicentral was updated on October 31, 2026 and IQ Test Coach on November 5, 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.*