# PDFly vs GuardianGo

The clearest difference is in-app purchases: PDFly at none against GuardianGo's 2. PDFly also leads on iOS requirement (13.0 vs 15.6). GuardianGo's advantage is update cadence (weekly vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. GuardianGo sells 2 in-app purchases, starting at $4.99 per month. PDFly asks for nothing beyond the download.

PDFly ships an update monthly, GuardianGo weekly. The most recent releases landed on October 28, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | PDFly | GuardianGo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/pdfly-ai-convert/id6746426212/reviews)** | — |
| Number of ratings | **5** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free | — |
| Size | 40 MB | 77 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Bouncing Bubble Network Technology Limited](https://appshunter.io/developer/1707187608) | [Pablo Martin Munoz](https://appshunter.io/developer/1831617480) |

## What reviewers say

### PDFly

[App page](https://appshunter.io/ios/app/pdfly-ai-convert/id6746426212)

Streamline document management with AI-powered features. Effortlessly convert, merge, split, and enhance PDFs with intelligent formatting and text recognition. Enjoy a secure and fun way to boost your daily productivity.

**Highlights:** AI PDF enhancement, Intelligent formatting, Text recognition, PDF merging, PDF splitting, Image to PDF conversion

**In-app purchases:** none


### GuardianGo

[App page](https://appshunter.io/ios/app/guardiango/id6758950612)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GuardianGo Monthly | $4.99 | per month |
| GuardianGo Annual | $44.99 | per year |


## Frequently asked questions

### Is PDFly free?

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

### Is GuardianGo free?

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

### Do PDFly or GuardianGo have ads?

Neither PDFly nor GuardianGo shows ads.

### Which is updated more often, PDFly or GuardianGo?

PDFly ships an update monthly, and GuardianGo weekly. Most recently, PDFly was updated on October 28, 2026 and GuardianGo 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.*