# PDFKit vs SafeAuth

PDFKit and SafeAuth are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. PDFKit sells 2 in-app purchases, starting at $4.99 per month and SafeAuth sells 4 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

PDFKit ships an update every 2 months, SafeAuth every 4 months. The most recent releases landed on August 24, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | PDFKit | SafeAuth |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Size | 9 MB | 12 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [PERIZADE ERBAS](https://appshunter.io/developer/1705766658) | [Suna Ordulu](https://appshunter.io/developer/1754727111) |

## What reviewers say

### PDFKit

[App page](https://appshunter.io/ios/app/pdfkit-convert-picture-to-pdf/id6744737647)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Month | $4.99 | per month |
| Year | $19.99 | per year |


### SafeAuth

[App page](https://appshunter.io/ios/app/safeauth-2fa-authenticator/id6761731896)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $0.99 | per 7 days |
| Monthly | $2.99 | per month |
| Annual | $19.99 | per year |
| Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is PDFKit free?

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

### Is SafeAuth free?

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

### Do PDFKit or SafeAuth have ads?

Neither PDFKit nor SafeAuth shows ads.

### Which is updated more often, PDFKit or SafeAuth?

PDFKit ships an update every 2 months, and SafeAuth every 4 months. Most recently, PDFKit was updated on August 24, 2026 and SafeAuth on September 20, 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.*