# CableBox vs PDF Signature Pro

The clearest difference is in-app purchases: PDF Signature Pro at none against CableBox's 1. PDF Signature Pro also leads on iOS requirement (12.0 vs 17.5). CableBox's advantage is update cadence (every 2 weeks vs every 6 weeks). On price, ads and device support there is nothing between them.

Both are free to download. CableBox sells 1 one-off in-app purchase. PDF Signature Pro asks for nothing beyond the download.

CableBox ships an update every 2 weeks, PDF Signature Pro every 6 weeks. The most recent releases landed on October 15, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | CableBox | PDF Signature Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 6 weeks |
| Size | 10 MB | 41 MB |
| Requires iOS | 17.5 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hendrik Ragnar Jahns](https://appshunter.io/developer/1756361217) | [Ashen Ishanka Costha](https://appshunter.io/developer/1566497857) |

## What reviewers say

### CableBox

[App page](https://appshunter.io/ios/app/cablebox/id6670453037)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full access | $0.99 | one-time |


### PDF Signature Pro

[App page](https://appshunter.io/ios/app/pdf-signature-pro/id6749927498)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CableBox free?

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

### Is PDF Signature Pro free?

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

### Do CableBox or PDF Signature Pro have ads?

Neither CableBox nor PDF Signature Pro shows ads.

### Which is updated more often, CableBox or PDF Signature Pro?

CableBox ships an update every 2 weeks, and PDF Signature Pro every 6 weeks. Most recently, CableBox was updated on October 15, 2026 and PDF Signature Pro on October 25, 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.*