# PTTEP E vs DTGO Smart Library

The clearest difference is iOS requirement: DTGO Smart Library at 12.0 against PTTEP E's 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.

## The numbers

| Metric | PTTEP E | DTGO Smart Library |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Size | 25 MB | 19 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [BOOKDOSE COMPANY LIMITED](https://appshunter.io/developer/459445000) | [DTGO Corporation Limited](https://appshunter.io/developer/1242740494) |

## What reviewers say

### PTTEP E

[App page](https://appshunter.io/ios/app/pttep-e-library/id892711615)

**Features:** macOS Compatibility

**In-app purchases:** none


### DTGO Smart Library

[App page](https://appshunter.io/ios/app/dtgo-smart-library/id6449218565)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PTTEP E free?

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

### Is DTGO Smart Library free?

DTGO Smart Library is free to download, with no in-app purchases.

### Do PTTEP E or DTGO Smart Library have ads?

Neither PTTEP E nor DTGO Smart Library shows ads.

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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.*