# Human Brain by EduTech Era vs Periodic

The clearest difference is update cadence: Periodic at every 5 weeks against Human Brain by EduTech Era's every 20 months. Human Brain by EduTech Era's advantage is iOS requirement (12.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Human Brain by EduTech Era costs $1.99 and Periodic $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Human Brain by EduTech Era ships an update every 20 months, Periodic every 5 weeks. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Human Brain by EduTech Era | Periodic |
| --- | --- | --- |
| Price | $1.99 | $1.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 5 weeks** |
| Size | 301 MB | 31 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [VIRTUAL FILAMENTS PRIVATE LIMITED](https://appshunter.io/developer/1474217212) | [Om Prakash Chapagain](https://appshunter.io/developer/1618620262) |

## What reviewers say

### Human Brain by EduTech Era

[App page](https://appshunter.io/ios/app/human-brain-by-edutech-era/id1597567787)

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

**In-app purchases:** none


### Periodic

[App page](https://appshunter.io/ios/app/periodic-table-elements-pro/id1628646759)

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

**In-app purchases:** none


## Frequently asked questions

### Is Human Brain by EduTech Era free?

Human Brain by EduTech Era costs $1.99, with no in-app purchases.

### Is Periodic free?

Periodic costs $1.99, with no in-app purchases.

### Do Human Brain by EduTech Era or Periodic have ads?

Neither Human Brain by EduTech Era nor Periodic shows ads.

### Which is updated more often, Human Brain by EduTech Era or Periodic?

Human Brain by EduTech Era ships an update every 20 months, and Periodic every 5 weeks. Most recently, Human Brain by EduTech Era was updated on October 25, 2026 and Periodic on October 30, 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.*