# LINX PTT vs eSign PDF Documents

The clearest difference is in-app purchases: LINX PTT at none against eSign PDF Documents's 2. LINX PTT also leads on iOS requirement (13.0 vs 17.0). eSign PDF Documents's advantage is update cadence (weekly vs every 3 weeks). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. eSign PDF Documents sells 2 in-app purchases, starting at $8.99 per 7 days. LINX PTT asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for LINX PTT against 5.0 for eSign PDF Documents. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

LINX PTT ships an update every 3 weeks, eSign PDF Documents weekly. The most recent releases landed on October 20, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | LINX PTT | eSign PDF Documents |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/linx-ptt/id1448018810/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/esign-pdf-documents-signate/id6775252492/reviews) |
| Number of ratings | **2** | 1 |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | **Free** | Freemium |
| Size | 64 MB | 16 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Safemobile](https://appshunter.io/developer/1441296486) | [Nikita Mishin](https://appshunter.io/developer/6775252734) |

## What reviewers say

### LINX PTT

[App page](https://appshunter.io/ios/app/linx-ptt/id1448018810)

This app transforms your smartphone into a secure communication device for teams, offering instant push-to-talk, text messaging, and file sharing. It enhances productivity with GPS tracking, emergency alerts, and dispatch capabilities, while reducing traditional radio costs.

**Highlights:** Instant Push-to-Talk (Group & Private), Text messaging/file sharing, GPS user position tracking, Emergency alerts & geofencing, PC/Browser based dispatch, Carrier agnostic communication

**In-app purchases:** none


### eSign PDF Documents

[App page](https://appshunter.io/ios/app/esign-pdf-documents-signate/id6775252492)

Easily sign, fill, and edit PDF documents directly from your iPhone. This app allows you to scan paper documents, merge or split files, and organize pages without needing an internet connection or an account.

**Highlights:** Sign PDFs with custom signatures, Fill out any form fields, Scan paper documents to PDF, Merge and split PDF files, Organize, rotate, and compress pages, Offline functionality

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Signate Pro Weekly | $8.99 | per 7 days |
| Signate Pro Yearly | $49.99 | per year |


## Frequently asked questions

### Is LINX PTT free?

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

### Is eSign PDF Documents free?

eSign PDF Documents is free to download, with in-app purchases available.

### Which has better reviews, LINX PTT or eSign PDF Documents?

LINX PTT and eSign PDF Documents are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do LINX PTT or eSign PDF Documents have ads?

Neither LINX PTT nor eSign PDF Documents shows ads.

### Which is updated more often, LINX PTT or eSign PDF Documents?

LINX PTT ships an update every 3 weeks, and eSign PDF Documents weekly. Most recently, LINX PTT was updated on October 20, 2026 and eSign PDF Documents on October 15, 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.*