# PDF AI Scanner vs Cleaner Zero

The clearest difference is update cadence: Cleaner Zero at fortnightly against PDF AI Scanner's every 2 months. PDF AI Scanner's advantage is iOS requirement (13.0 vs 18.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. PDF AI Scanner sells 3 in-app purchases, starting at $4.99 per 7 days and Cleaner Zero sells 2 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.6 for PDF AI Scanner against 4.7 for Cleaner Zero. Both are backed by a comparable volume of ratings — 13 and 18 respectively.

PDF AI Scanner ships an update every 2 months, Cleaner Zero fortnightly. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | PDF AI Scanner | Cleaner Zero |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (13 ratings)](https://appshunter.io/ios/app/pdf-ai-scanner/id6740202256/reviews) | **[4.7 (18 ratings)](https://appshunter.io/ios/app/cleaner-zero-clean-up-storage/id6757073187/reviews)** |
| Number of ratings | 13 | **18** |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 38 MB | 79 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [HONGKONG ADHEROS LIMITED](https://appshunter.io/developer/1788020856) | [PEU SX S.R.L.](https://appshunter.io/developer/1864310540) |

## What reviewers say

### PDF AI Scanner

[App page](https://appshunter.io/ios/app/pdf-ai-scanner/id6740202256)

Easily convert documents between PDF, image, and text formats. Extract text from images and scanned documents with advanced OCR technology, supporting multiple languages. Preview files quickly and conveniently.

**Highlights:** PDF to Image conversion, PDF to Text conversion, Image to PDF conversion, OCR text recognition, Multilingual support, File preview

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $4.99 | per 7 days |
| Monthly Plan | $7.99 | per month |
| Yearly plan | $9.99 | per year |


### Cleaner Zero

[App page](https://appshunter.io/ios/app/cleaner-zero-clean-up-storage/id6757073187)

This AI-powered study companion helps students understand homework and master academic subjects. Get instant answers, clear explanations, and step-by-step solutions to learn effectively and improve academic performance.

**Highlights:** Instant homework checking, AI study assistant, Multi-subject learning, Step-by-step solutions, User-friendly interface

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $7.99 | per 7 days |
| Yearly Subscription | $69.99 | per year |


## Frequently asked questions

### Is PDF AI Scanner free?

PDF AI Scanner is free to download, with in-app purchases available.

### Is Cleaner Zero free?

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

### Which has better reviews, PDF AI Scanner or Cleaner Zero?

Cleaner Zero is rated higher. PDF AI Scanner averages 4.6 out of 5 from 13 ratings, while Cleaner Zero averages 4.7 from 18 ratings.

### Do PDF AI Scanner or Cleaner Zero have ads?

Both PDF AI Scanner and Cleaner Zero show ads.

### Which is updated more often, PDF AI Scanner or Cleaner Zero?

PDF AI Scanner ships an update every 2 months, and Cleaner Zero fortnightly. Most recently, PDF AI Scanner was updated on November 4, 2026 and Cleaner Zero on October 30, 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.*