# EducationSpectrum vs Erex

The clearest difference is in-app purchases: EducationSpectrum at none against Erex's 3. EducationSpectrum also leads on update cadence (every 3 weeks vs every 4 months) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Erex sells 3 in-app purchases, starting at $9.99 per month. EducationSpectrum asks for nothing beyond the download.

EducationSpectrum ships an update every 3 weeks, Erex every 4 months. The most recent releases landed on October 26, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | EducationSpectrum | Erex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/erex-master-vitality/id6753695954/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Monetization | — | Freemium |
| Size | 8 MB | 30 MB |
| Requires iOS | **13.6** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 17+ |
| Developer | [Clinicspectrum, Inc.](https://appshunter.io/developer/932413384) | [Newo Devs LLC](https://appshunter.io/developer/1783886646) |

## What reviewers say

### EducationSpectrum

[App page](https://appshunter.io/ios/app/educationspectrum/id1188270243)

**Features:** macOS Compatibility

**In-app purchases:** none


### Erex

[App page](https://appshunter.io/ios/app/erex-master-vitality/id6753695954)

This app helps men boost their confidence and vitality through personalized daily plans. It assesses your current energy and drive, then provides science-backed guidance to improve your overall performance and well-being naturally.

**Highlights:** Personalized lifestyle plans, Confidence and energy profiling, Daily tailored guidance, Progress tracking, Natural vitality improvement, Men's wellness optimization

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access (Monthly) | $9.99 | per month |
| Full Access (1 Year) | $34.99 | per year |
| Full Access (Yearly) | $59.99 | per year |


## Frequently asked questions

### Is EducationSpectrum free?

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

### Is Erex free?

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

### Do EducationSpectrum or Erex have ads?

Neither EducationSpectrum nor Erex shows ads.

### Which is updated more often, EducationSpectrum or Erex?

EducationSpectrum ships an update every 3 weeks, and Erex every 4 months. Most recently, EducationSpectrum was updated on October 26, 2026 and Erex 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.*