# E vs Block Door Study

The clearest difference is ads: E at none against Block Door Study's shown. E also leads on iOS requirement (11.0 vs 17.0). Block Door Study's advantage is update cadence (every 2 weeks vs every 2 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

E ships an update every 2 months, Block Door Study every 2 weeks. The most recent releases landed on September 23, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | E | Block Door Study |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Size | 51 MB | 4 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Everise Technology Sdn Bhd](https://appshunter.io/developer/1393937787) | [Ryan Sullivan](https://appshunter.io/developer/6787938037) |

## What reviewers say

### E

[App page](https://appshunter.io/ios/app/e-soft-e-hr/id1636441798)

**Features:** macOS Compatibility

**In-app purchases:** none


### Block Door Study

[App page](https://appshunter.io/ios/app/block-door-study/id6787938035)

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

**In-app purchases:** none


## Frequently asked questions

### Is E free?

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

### Is Block Door Study free?

Block Door Study is free to download, with no in-app purchases.

### Do E or Block Door Study have ads?

Block Door Study shows ads; E does not.

### Which is updated more often, E or Block Door Study?

E ships an update every 2 months, and Block Door Study every 2 weeks. Most recently, E was updated on September 23, 2026 and Block Door Study on September 17, 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.*