# ALPDF vs Kept

The clearest difference is in-app purchases: Kept at none against ALPDF's 2. Kept also leads on ads (none vs shown) and update cadence (every 5 days vs every 2 weeks). On price and device support there is nothing between them.

Both are free to download. ALPDF sells 2 in-app purchases, starting at $1.49 per month. Kept asks for nothing beyond the download.

ALPDF ships an update every 2 weeks, Kept every 5 days. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | ALPDF | Kept |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (8 ratings)](https://appshunter.io/ios/app/alpdf-pdf-converter-and-editor/id6738806904/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 47.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 372 MB | 33 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ESTsoft corp.](https://appshunter.io/developer/381659603) | [WOOJUNG JO](https://appshunter.io/developer/6792943271) |

## What reviewers say

### ALPDF

[App page](https://appshunter.io/ios/app/alpdf-pdf-converter-and-editor/id6738806904)

Edit, view, and convert PDF files on your mobile device with a comprehensive suite of tools. Features include text editing, merging, splitting, and AI-powered summarization and chat for quick document analysis. Secure your files with password protection and watermarks.

**Highlights:** PDF viewer and editor, Merge and split PDFs, Convert between PDF and other formats, AI PDF summarizer and chat, Password protection and watermarks, OneDrive cloud integration

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.49 | per month |
| Annual Subscription | $14.99 | per year |


### Kept

[App page](https://appshunter.io/ios/app/kept/id6792943269)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ALPDF free?

ALPDF is free to download, with in-app purchases available.

### Is Kept free?

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

### Do ALPDF or Kept have ads?

ALPDF shows ads; Kept does not.

### Which is updated more often, ALPDF or Kept?

ALPDF ships an update every 2 weeks, and Kept every 5 days. Most recently, ALPDF was updated on November 8, 2026 and Kept on October 31, 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.*