# Signature maker vs Uncook

The clearest difference is update cadence: Signature maker at every 6 days against Uncook's every 2 weeks. Signature maker also leads on iOS requirement (16.6 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Signature maker sells 4 in-app purchases, starting at $9.99 per 7 days and Uncook sells 3 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Signature maker ships an update every 6 days, Uncook every 2 weeks. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Signature maker | Uncook |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (38 ratings)](https://appshunter.io/ios/app/signature-maker-pdf-boost/id6744640292/reviews)** | — |
| Number of ratings | **38** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 53 MB | 40 MB |
| Requires iOS | **16.6** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Appers Limited](https://appshunter.io/developer/1693135577) | [Kalybay Zhalgasbay](https://appshunter.io/developer/1743925529) |

## What reviewers say

### Signature maker

[App page](https://appshunter.io/ios/app/signature-maker-pdf-boost/id6744640292)

Easily sign, edit, scan, and convert PDF documents on your iPhone. This app allows you to create and manage digital signatures, extract text, and convert files to various formats. It's designed for quick and intuitive document management for everyday tasks.

**Highlights:** Sign PDFs with custom electronic signatures, Create and manage multiple signature styles, Scan documents to PDF or image formats, Edit PDF pages (reorder, remove, add), Extract text from PDFs to TXT or DOC, Convert PDFs to JPEG/PNG

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| weekly subscription | $9.99 | per 7 days |
| Promo Annual | $29.99 | per year |
| Annual subscription | $69.99 | per year |
| Scanner Life Time | $79.99 | one-time |


### Uncook

[App page](https://appshunter.io/ios/app/uncook-control-screen-time/id6753887940)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium access | $2.99 | per 7 days |
| Premium access | $4.99 | per month |
| Premium access | $34.99 | per year |


## Frequently asked questions

### Is Signature maker free?

Signature maker is free to download, with in-app purchases available.

### Is Uncook free?

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

### Do Signature maker or Uncook have ads?

Neither Signature maker nor Uncook shows ads.

### Which is updated more often, Signature maker or Uncook?

Signature maker ships an update every 6 days, and Uncook every 2 weeks. Most recently, Signature maker was updated on October 28, 2026 and Uncook on October 25, 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.*