# FastBot vs QuickPDF Signer

The clearest difference is in-app purchases: FastBot at none against QuickPDF Signer's 1. FastBot also leads on ads (none vs shown) and update cadence (every 4 days vs every 2 months). QuickPDF Signer's advantage is iOS requirement (13.0 vs 18.6). On price and device support there is nothing between them.

Both are free to download. QuickPDF Signer sells 1 one-off in-app purchase. FastBot asks for nothing beyond the download.

FastBot ships an update every 4 days, QuickPDF Signer every 2 months. The most recent releases landed on October 7, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | FastBot | QuickPDF Signer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/quickpdf-signer/id6755832421/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 4 days** | Every 2 months |
| Monetization | — | Free with in-app purchases |
| Size | 11 MB | 35 MB |
| Requires iOS | 18.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [JULIO CESAR TORRES PENA](https://appshunter.io/developer/1851505435) | [Nolan Townsend](https://appshunter.io/developer/1506705934) |

## What reviewers say

### FastBot

[App page](https://appshunter.io/ios/app/fastbot-ai-hub/id6755046551)

**Features:** macOS Compatibility

**In-app purchases:** none


### QuickPDF Signer

[App page](https://appshunter.io/ios/app/quickpdf-signer/id6755832421)

Easily sign and fill PDF documents with your signature, text, and dates. Import PDFs from your device or other apps, save multiple signatures, and export updated documents quickly. Designed for everyday use with a straightforward interface.

**Highlights:** Add signature to PDFs, Fill forms with text and dates, Import PDFs from files/apps, Create and save multiple signatures, Resize and adjust signatures, Export updated PDFs, Clean and simple interface

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| remove_ads_lifetime_signer | $1.99 | one-time |


## Frequently asked questions

### Is FastBot free?

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

### Is QuickPDF Signer free?

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

### Do FastBot or QuickPDF Signer have ads?

QuickPDF Signer shows ads; FastBot does not.

### Which is updated more often, FastBot or QuickPDF Signer?

FastBot ships an update every 4 days, and QuickPDF Signer every 2 months. Most recently, FastBot was updated on October 7, 2026 and QuickPDF Signer on October 8, 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.*