# Sign Documents vs SGI

The clearest difference is in-app purchases: SGI at none against Sign Documents's 5. Sign Documents's advantage is update cadence (weekly vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Sign Documents sells 5 in-app purchases, starting at $4.99 per 7 days. SGI asks for nothing beyond the download.

Sign Documents ships an update weekly, SGI monthly. The most recent releases landed on October 16, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Sign Documents | SGI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (158 ratings)](https://appshunter.io/ios/app/sign-documents-esign-pdf/id6502787198/reviews)** | — |
| Number of ratings | **158** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 34 MB | 251 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Julia Kucharska](https://appshunter.io/developer/1747807368) | [Jean Nishioka](https://appshunter.io/developer/6780105448) |

## What reviewers say

### Sign Documents

[App page](https://appshunter.io/ios/app/sign-documents-esign-pdf/id6502787198)

Easily sign and manage your documents with a built-in scanner. Digitize paper, add signatures and stamps, and share your finalized files. Supports various document types for a streamlined workflow.

**Highlights:** Add digital signatures, Insert stamps, Scan documents, Create documents from photos, Sign PDF, DOC, XLS, Share and print documents

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly PRO | $4.99 | per 7 days |
| Weekly PRO Subscription | $4.99 | per 7 days |
| Weekly Premium | $9.99 | per 7 days |
| Annual PRO | $29.99 | per year |
| Annual Premium | $49.99 | per year |


### SGI

[App page](https://appshunter.io/ios/app/sgi/id6780105446)

**In-app purchases:** none


## Frequently asked questions

### Is Sign Documents free?

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

### Is SGI free?

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

### Do Sign Documents or SGI have ads?

Neither Sign Documents nor SGI shows ads.

### Which is updated more often, Sign Documents or SGI?

Sign Documents ships an update weekly, and SGI monthly. Most recently, Sign Documents was updated on October 16, 2026 and SGI on October 12, 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.*