# Notate PDF for Citrix vs SKYOPS.APP

The clearest difference is iOS requirement: SKYOPS.APP at 15.4 against Notate PDF for Citrix's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Notate PDF for Citrix ships an update every 3 months, SKYOPS.APP every 4 months. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Notate PDF for Citrix | SKYOPS.APP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (6 ratings)](https://appshunter.io/ios/app/notate-pdf-for-citrix/id838339219/reviews)** | — |
| Number of ratings | **6** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | Free | — |
| Size | 240 MB | 202 MB |
| Requires iOS | 17.0 | **15.4** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Shafer Systems LLC](https://appshunter.io/developer/648469052) | [Ingmar Leth](https://appshunter.io/developer/1223140939) |

## What reviewers say

### Notate PDF for Citrix

[App page](https://appshunter.io/ios/app/notate-pdf-for-citrix/id838339219)

This secure mobile workspace allows enterprise teams to edit, annotate, and collaborate on PDF and Office documents online or offline. It integrates with corporate networks and supports digital signatures, OCR scanning, and Apple Pencil for comprehensive document management.

**Highlights:** Edit PDFs and Office documents, Sign and approve documents digitally, Collaborate with threaded comments, OCR scanning for digitizing documents, Handwrite, type, or draw with Apple Pencil, Integrates with enterprise systems

**Features:** Vision Pro support

**In-app purchases:** none


### SKYOPS.APP

[App page](https://appshunter.io/ios/app/skyopsapp/id1574106463)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Notate PDF for Citrix free?

Notate PDF for Citrix is free to download, with no in-app purchases.

### Is SKYOPS.APP free?

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

### Do Notate PDF for Citrix or SKYOPS.APP have ads?

Neither Notate PDF for Citrix nor SKYOPS.APP shows ads.

### Which is updated more often, Notate PDF for Citrix or SKYOPS.APP?

Notate PDF for Citrix ships an update every 3 months, and SKYOPS.APP every 4 months. Most recently, Notate PDF for Citrix was updated on October 24, 2026 and SKYOPS.APP on October 27, 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.*