# pdfFiller vs Word pad + Docx, PDF, AI Write

The clearest difference is ratings volume: pdfFiller at 8.5K against Word pad + Docx, PDF, AI Write's 27. pdfFiller also leads on review sentiment (20% vs 0%) and chart position (#61 vs unranked). Word pad + Docx, PDF, AI Write's advantage is update cadence (every 5 days vs fortnightly). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. pdfFiller sells 10 in-app purchases, starting at $19.99 per month and Word pad + Docx, PDF, AI Write sells 1 in-app purchase, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.4 for pdfFiller against 4.3 for Word pad + Docx, PDF, AI Write. That said, the two scores are not equally well evidenced: pdfFiller has 8.5K ratings behind it against 27, so its average is the more settled of the two. Written reviews are what separate them: 20% of pdfFiller's written reviews are positive against 0% of Word pad + Docx, PDF, AI Write's.

pdfFiller ships an update fortnightly, Word pad + Docx, PDF, AI Write every 5 days. The most recent releases landed on September 24, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | pdfFiller | Word pad + Docx, PDF, AI Write |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (8.5K ratings)](https://appshunter.io/ios/app/pdffiller-edit-pdf-documents/id571613512/reviews)** | [4.3 (27 ratings)](https://appshunter.io/ios/app/word-pad-plus-docx-pdf-ai-write/id6529547504/reviews) |
| Number of ratings | **8.5K** | 27 |
| Positive reviews | **19.9% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 5 days** |
| Monetization | Free with in-app purchases | Freemium |
| Best chart rank | **#61** | — |
| Size | 178 MB | 500 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [airSlate, Inc.](https://appshunter.io/developer/565493707) | [Kairoos Solutions SL](https://appshunter.io/developer/978066434) |

## What reviewers say

### pdfFiller

[App page](https://appshunter.io/ios/app/pdffiller-edit-pdf-documents/id571613512)

**Currently charting:** #61 Top Grossing · Business (US App Store)

This app transforms your device into a mobile office for managing PDF documents. Edit, eSign, and fill out forms, then share or export them. It offers secure storage and access to millions of templates, with offline capabilities.

**Highlights:** Edit PDF documents, Esign and fill out forms, Share and collaborate on documents, Securely store unlimited documents, Access millions of fillable templates, Work offline

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF editor • Basic Monthly | $19.99 | per month |
| PDF editor • Basic Monthly | $19.99 | per month |
| PDF editor • Plus Monthly | $29.99 | per month |
| PDF editor • Plus Monthly | $29.99 | per month |
| PDF editor • Premium Monthly | $39.99 | per month |
| Premium Monthly | $39.99 | per month |
| PDF editor • Basic Annual | $95.99 | per year |
| PDF editor • Basic Annual | $95.99 | per year |
| PDF editor • Plus Annual | $119.99 | per year |
| PDF editor • Premium Annual | $179.99 | per year |

**What reviewers like**

- 👍 Easy to use
- 🚀 Makes virtual work easy
- 💡 Great customer service/support
- 👍 Simple and organized
- 👍 Helpful for PDF management

**What reviewers complain about**

- 🐛 Buggy and glitchy
- 💰 Expensive subscription
- 🔒 Concerns about privacy and security
- 🤥 Misleading/deceptive advertising
- 🔒 Difficult to cancel subscription

**Reported bugs**

- Text/annotations not saving correctly
- Freezing/crashing issues
- Incompatibility with certain devices
- Login/account issues

**Requested features**

- Undo/redo functionality
- Ability to control opacity of annotations
- Better file management options
- Improved mobile experience
- Clearer pricing and subscription details


### Word pad + Docx, PDF, AI Write

[App page](https://appshunter.io/ios/app/word-pad-plus-docx-pdf-ai-write/id6529547504)

This app is a versatile writing and document management tool. It offers a powerful word processor, PDF editing and annotation features, and AI writing assistance. Organize, create, and share various document types for personal and professional use.

**Highlights:** Advanced word processing with rich text formatting, PDF annotation, highlighting, and signing, AI writing assistance, Offline writing capabilities, Cloud service integration, Document organization with folders, File conversion to multiple formats

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Wordpad+ Full Pro Unlock & AI | $4.99 | per month |


## Frequently asked questions

### Is pdfFiller free?

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

### Is Word pad + Docx, PDF, AI Write free?

Word pad + Docx, PDF, AI Write is free to download, with in-app purchases available.

### Which has better reviews, pdfFiller or Word pad + Docx, PDF, AI Write?

pdfFiller is rated higher. pdfFiller averages 4.4 out of 5 from 8.5K ratings, while Word pad + Docx, PDF, AI Write averages 4.3 from 27 ratings.

### Do pdfFiller or Word pad + Docx, PDF, AI Write have ads?

Neither pdfFiller nor Word pad + Docx, PDF, AI Write shows ads.

### Which is updated more often, pdfFiller or Word pad + Docx, PDF, AI Write?

pdfFiller ships an update fortnightly, and Word pad + Docx, PDF, AI Write every 5 days. Most recently, pdfFiller was updated on September 24, 2026 and Word pad + Docx, PDF, AI Write on September 16, 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.*