# Sinigan vs PDF Converter

The clearest difference is rating: PDF Converter at 4.7 against Sinigan's 1.8. PDF Converter also leads on review sentiment (21% vs 0%) and ratings volume (22 vs 5). Sinigan's advantage is in-app purchases (none vs 2) and ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. PDF Converter sells 2 in-app purchases, starting at $5.99 per 7 days. Sinigan asks for nothing beyond the download.

PDF Converter holds the better App Store score, 4.7 against 1.8. Both are backed by a comparable volume of ratings — 5 and 22 respectively. Written reviews point the same way: 0% of Sinigan's written reviews are positive against 21% of PDF Converter's.

Sinigan ships an update every 5 days, PDF Converter every 2 weeks. The most recent releases landed on September 26, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Sinigan | PDF Converter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.8 (5 ratings)](https://appshunter.io/ios/app/sinigan/id6758207217/reviews) | **[4.7 (22 ratings)](https://appshunter.io/ios/app/pdf-converter-ocr-reader/id6758373190/reviews)** |
| Number of ratings | 5 | **22** |
| Positive reviews | 0.0% of reviews | **21.4% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 days** | Every 2 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 161 MB | 93 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Instituto Colombiano Agropecuario](https://appshunter.io/developer/1871446044) | [Hitek Limited](https://appshunter.io/developer/6774064976) |

## What reviewers say

### Sinigan

[App page](https://appshunter.io/ios/app/sinigan/id6758207217)

Manage livestock information digitally in Colombia. Record, consult, and administer data on animals, farms, and events. Supports animal identification, traceability, and mobility permits for better organization and operational efficiency.

**Highlights:** Animal and farm data management, Animal event history and traceability, Livestock mobility document management, Health and production event recording, Livestock inventory consultation, Digital self-service for permits

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

**In-app purchases:** none


### PDF Converter

[App page](https://appshunter.io/ios/app/pdf-converter-ocr-reader/id6758373190)

Effortlessly transform paper documents into digital files with scanning, text recognition, and editing tools. Ideal for students, professionals, and everyday users needing to organize and manage documents.

**Highlights:** Photo scanning to digital files, OCR text recognition and copying, Import and view local PDFs, Page management (delete, rearrange), Highlighting and annotation tools, Intuitive user interface

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Converter Ad-Free | $5.99 | per 7 days |
| PDF Converter Ad-Free | $29.99 | per year |


## Frequently asked questions

### Is Sinigan free?

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

### Is PDF Converter free?

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

### Which has better reviews, Sinigan or PDF Converter?

PDF Converter is rated higher. Sinigan averages 1.8 out of 5 from 5 ratings, while PDF Converter averages 4.7 from 22 ratings.

### Do Sinigan or PDF Converter have ads?

PDF Converter shows ads; Sinigan does not.

### Which is updated more often, Sinigan or PDF Converter?

Sinigan ships an update every 5 days, and PDF Converter every 2 weeks. Most recently, Sinigan was updated on September 26, 2026 and PDF Converter on October 16, 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.*