# Singular Serviços vs eSign PDF Documents

The clearest difference is in-app purchases: Singular Serviços at none against eSign PDF Documents's 2. Singular Serviços also leads on iOS requirement (15.1 vs 17.0). eSign PDF Documents's advantage is ads (none vs shown) and update cadence (weekly vs every 2 months). On price and device support 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. Singular Serviços asks for nothing beyond the download.

Singular Serviços ships an update every 2 months, eSign PDF Documents weekly. Both last shipped on October 15, 2026.

## The numbers

| Metric | Singular Serviços | eSign PDF Documents |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/esign-pdf-documents-signate/id6775252492/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | — | Freemium |
| Size | 35 MB | 16 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [OutKey Inc.](https://appshunter.io/developer/1111594493) | [Nikita Mishin](https://appshunter.io/developer/6775252734) |

## What reviewers say

### Singular Serviços

[App page](https://appshunter.io/ios/app/singular-servicos/id6738530370)

**Features:** macOS Compatibility

**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 Singular Serviços free?

Singular Serviços 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.

### Do Singular Serviços or eSign PDF Documents have ads?

Singular Serviços shows ads; eSign PDF Documents does not.

### Which is updated more often, Singular Serviços or eSign PDF Documents?

Singular Serviços ships an update every 2 months, and eSign PDF Documents weekly. Most recently, Singular Serviços was updated on October 15, 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.*