# PDF AI vs Excel Formulas Complete

The clearest difference is review sentiment: PDF AI at 88% against Excel Formulas Complete's 0%. PDF AI also leads on update cadence (every 3 weeks vs every 2 months) and iOS requirement (15.0 vs 18.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. PDF AI sells 5 in-app purchases, starting at $7.99 per 7 days and Excel Formulas Complete sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

PDF AI ships an update every 3 weeks, Excel Formulas Complete every 2 months. The most recent releases landed on October 16, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | PDF AI | Excel Formulas Complete |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (151 ratings)](https://appshunter.io/ios/app/pdf-ai-editor-scanner-chat/id6581489325/reviews)** | — |
| Number of ratings | **151** | — |
| Positive reviews | **88.4% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 169 MB | 25 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Yang Yang](https://appshunter.io/developer/1756128958) | [Wahyu Salam](https://appshunter.io/developer/1738766613) |

## What reviewers say

### PDF AI

[App page](https://appshunter.io/ios/app/pdf-ai-editor-scanner-chat/id6581489325)

This application offers a comprehensive suite of AI-powered tools for managing PDF documents. Users can edit text and images, generate AI summaries, convert files to various formats, and securely sign documents. It prioritizes speed and privacy with local processing and encryption.

**Highlights:** Edit PDF text and images, AI-powered summaries and highlights, Annotate and collaborate on documents, Fill and e-sign forms, Convert PDFs to Word, Excel, PPT, Images, TXT, Secure offline scanning and organization

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly VIP | $7.99 | per 7 days |
| Weekly VIP | $9.99 | per 7 days |
| Weekly VIP | $9.99 | per 7 days |
| Monthly VIP | $14.99 | per month |
| Yearly VIP | $59.99 | per year |


### Excel Formulas Complete

[App page](https://appshunter.io/ios/app/excel-formulas-complete/id6670489864)

This app simplifies learning and using Excel formulas and shortcuts. It provides a comprehensive guide with explanations and an easy search function. Supports multiple languages for a global user base.

**Highlights:** Complete formula library, Formula usage explanations, Easy search functionality, Bookmark saved formulas, Multi-language support

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Version | $2.99 | one-time |


## Frequently asked questions

### Is PDF AI free?

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

### Is Excel Formulas Complete free?

Excel Formulas Complete is free to download, with in-app purchases available.

### Do PDF AI or Excel Formulas Complete have ads?

Both PDF AI and Excel Formulas Complete show ads.

### Which is updated more often, PDF AI or Excel Formulas Complete?

PDF AI ships an update every 3 weeks, and Excel Formulas Complete every 2 months. Most recently, PDF AI was updated on October 16, 2026 and Excel Formulas Complete on October 14, 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.*