# SmartReaderPDF vs Markazia Energy

The clearest difference is update cadence: SmartReaderPDF at weekly against Markazia Energy's every 4 weeks. SmartReaderPDF also leads on iOS requirement (12.0 vs 14.0). On price, ads, 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.

SmartReaderPDF ships an update weekly, Markazia Energy every 4 weeks. The most recent releases landed on October 4, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | SmartReaderPDF | Markazia Energy |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 4 weeks |
| Size | 44 MB | 3 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [JOYFUL DOG (HK) CO., LIMITED](https://appshunter.io/developer/1692727619) | [ConnectedMotion](https://appshunter.io/developer/1816914670) |

## What reviewers say

### SmartReaderPDF

[App page](https://appshunter.io/ios/app/smartreaderpdf/id6451301078)

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

**In-app purchases:** none


### Markazia Energy

[App page](https://appshunter.io/ios/app/markazia-energy/id6751844916)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SmartReaderPDF free?

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

### Is Markazia Energy free?

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

### Do SmartReaderPDF or Markazia Energy have ads?

Neither SmartReaderPDF nor Markazia Energy shows ads.

### Which is updated more often, SmartReaderPDF or Markazia Energy?

SmartReaderPDF ships an update weekly, and Markazia Energy every 4 weeks. Most recently, SmartReaderPDF was updated on October 4, 2026 and Markazia Energy on October 10, 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.*