# Spinorbitor vs PDF TOOLS

The clearest difference is price: Spinorbitor at Free against PDF TOOLS's $1.99. Spinorbitor also leads on iOS requirement (12.0 vs 15.1). On update cadence, ads, in-app purchases and device support there is nothing between them.

Spinorbitor is free to download; PDF TOOLS costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Spinorbitor ships an update every 3 weeks, PDF TOOLS fortnightly. The most recent releases landed on October 8, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Spinorbitor | PDF TOOLS |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Size | 50 MB | 35 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [军年 陈](https://appshunter.io/developer/1309410176) | [Murat Yasin YAZDIRAN](https://appshunter.io/developer/1835040365) |

## What reviewers say

### Spinorbitor

[App page](https://appshunter.io/ios/app/spinorbitor/id1437491028)

**Features:** macOS Compatibility

**In-app purchases:** none


### PDF TOOLS

[App page](https://appshunter.io/ios/app/pdf-tools-pro/id6779676798)

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

**In-app purchases:** none


## Frequently asked questions

### Is Spinorbitor free?

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

### Is PDF TOOLS free?

PDF TOOLS costs $1.99, with no in-app purchases.

### Do Spinorbitor or PDF TOOLS have ads?

Neither Spinorbitor nor PDF TOOLS shows ads.

### Which is updated more often, Spinorbitor or PDF TOOLS?

Spinorbitor ships an update every 3 weeks, and PDF TOOLS fortnightly. Most recently, Spinorbitor was updated on October 8, 2026 and PDF TOOLS on October 11, 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.*