# ENKI vs Modify PDF Pro

The clearest difference is in-app purchases: ENKI at none against Modify PDF Pro's 3. ENKI also leads on update cadence (every 2 months vs every 6 months) and iOS requirement (12.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Modify PDF Pro sells 3 in-app purchases, starting at $3.99 per month. ENKI asks for nothing beyond the download.

ENKI ships an update every 2 months, Modify PDF Pro every 6 months. The most recent releases landed on October 3, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | ENKI | Modify PDF Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 6 months |
| Size | 55 MB | 75 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Estudio Alfa](https://appshunter.io/developer/451592855) | [Jose Antonio Salinas Garcia](https://appshunter.io/developer/1803226958) |

## What reviewers say

### ENKI

[App page](https://appshunter.io/ios/app/enki-gestor-de-proyectos/id6443556783)

**Features:** macOS Compatibility

**In-app purchases:** none


### Modify PDF Pro

[App page](https://appshunter.io/ios/app/modify-pdf-pro/id6760251517)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Smart OCR Mensual | $3.99 | per month |
| Smart OCR Anual | $34.99 | per year |
| Cuenta premium vitalicia | $69.99 | one-time |


## Frequently asked questions

### Is ENKI free?

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

### Is Modify PDF Pro free?

Modify PDF Pro is free to download, with in-app purchases available.

### Do ENKI or Modify PDF Pro have ads?

Neither ENKI nor Modify PDF Pro shows ads.

### Which is updated more often, ENKI or Modify PDF Pro?

ENKI ships an update every 2 months, and Modify PDF Pro every 6 months. Most recently, ENKI was updated on October 3, 2026 and Modify PDF Pro on October 8, 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.*