# PDF Tools vs TwilSoft

The clearest difference is in-app purchases: TwilSoft at none against PDF Tools's 2. TwilSoft also leads on update cadence (monthly vs every 16 months). PDF Tools's advantage is iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. PDF Tools sells 2 in-app purchases, starting at $1.99 per month. TwilSoft asks for nothing beyond the download.

PDF Tools ships an update every 16 months, TwilSoft monthly. The most recent releases landed on October 27, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | PDF Tools | TwilSoft |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (11 ratings)](https://appshunter.io/ios/app/pdf-tools-sign-and-edit-pdf/id6444650684/reviews)** | — |
| Number of ratings | **11** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 16 months | **Monthly** |
| Monetization | Freemium | — |
| Size | 66 MB | 42 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SVG Apps](https://appshunter.io/developer/1154426191) | [Duck Programs Inc](https://appshunter.io/developer/1865264590) |

## What reviewers say

### PDF Tools

[App page](https://appshunter.io/ios/app/pdf-tools-sign-and-edit-pdf/id6444650684)

Easily organize, edit, and secure your PDF documents. Add or remove passwords, reorder or delete pages, convert images to PDF, and merge or split files. Sign and annotate documents, then share them instantly.

**Highlights:** Add/remove PDF passwords, Reorder and delete pages, Convert images to PDF, Export PDF pages to images, Sign and annotate PDFs, Merge and split PDF documents, Import/export from cloud services

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |
| Annual Subscription | $19.99 | per year |


### TwilSoft

[App page](https://appshunter.io/ios/app/twilsoft/id6761080168)

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

**In-app purchases:** none


## Frequently asked questions

### Is PDF Tools free?

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

### Is TwilSoft free?

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

### Do PDF Tools or TwilSoft have ads?

Neither PDF Tools nor TwilSoft shows ads.

### Which is updated more often, PDF Tools or TwilSoft?

PDF Tools ships an update every 16 months, and TwilSoft monthly. Most recently, PDF Tools was updated on October 27, 2026 and TwilSoft 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.*