# WhatsBuddy vs PDF Flow

The clearest difference is ads: WhatsBuddy at none against PDF Flow's shown. WhatsBuddy also leads on iOS requirement (13.4 vs 16.6). PDF Flow's advantage is update cadence (every 3 weeks vs every 2 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

WhatsBuddy ships an update every 2 months, PDF Flow every 3 weeks. The most recent releases landed on September 19, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | WhatsBuddy | PDF Flow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pdf-flow-local-document-desk/id6775756549/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | — | Ad-supported |
| Size | 21 MB | 75 MB |
| Requires iOS | **13.4** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Excellence Power Technology Limited](https://appshunter.io/developer/800047417) | [Fuzhou Qingyue Network Technology Co., Ltd.](https://appshunter.io/developer/6771612144) |

## What reviewers say

### WhatsBuddy

[App page](https://appshunter.io/ios/app/whatsbuddy/id1581528159)

**Features:** macOS Compatibility

**In-app purchases:** none


### PDF Flow

[App page](https://appshunter.io/ios/app/pdf-flow-local-document-desk/id6775756549)

This app is an offline PDF tool for creating, viewing, editing, and organizing PDF documents directly on your device. Generate PDFs from photos or text, edit pages, compress files, and manage your local library without needing an account or uploading your data.

**Highlights:** Create PDFs from photos, text, or blank pages, Edit PDF pages, insert or remove pages, Compress PDFs with adjustable strength, Organize files with categories and favorites, Offline file management and editing, Import and export via Files app and share sheet

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

**In-app purchases:** none


## Frequently asked questions

### Is WhatsBuddy free?

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

### Is PDF Flow free?

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

### Do WhatsBuddy or PDF Flow have ads?

PDF Flow shows ads; WhatsBuddy does not.

### Which is updated more often, WhatsBuddy or PDF Flow?

WhatsBuddy ships an update every 2 months, and PDF Flow every 3 weeks. Most recently, WhatsBuddy was updated on September 19, 2026 and PDF Flow on September 24, 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.*