PDF Studio vs RedactPDF
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PDF Studio
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Welcome to PDF Studio, the ultimate PDF management app designed to provide a comprehensive and powerful document editing experience. The app is equipped with features that cater to both casual users and professionals, ensuring seamless PDF handling for all your needs. Key Features: Scan: Create PDF documents directly from your device camera by scanning physical documents. Images to PDF: Convert multiple images into a single PDF document with ease. Merge: Combine multiple PDF files into one unified document. Split: Divide a single PDF file into separate documents as needed. Watermark: Add custom watermarks to protect and brand your PDF documents. Annotate: Add notes, comments, and annotations to your PDF files. Create: Build new PDF documents from scratch with full customization options. Edit: Add text and images to existing PDF documents. Sign: Add digital signatures to PDF files for authentication and approval. Page Numbers: Insert page numbers throughout your PDF documents. Lock: Secure your PDF files with password protection. Unlock: Remove password protection from locked PDF files. Page Size: Change the page size of your PDF documents to standard formats. Crop: Crop PDF pages to remove unwanted margins or focus on specific content. Compress: Reduce PDF file size without significant quality loss. Rotate Pages: Rotate PDF pages to correct orientation. Extract Pages: Extract specific pages from PDF documents. Duplicate Pages: Create copies of pages within your PDF. Remove Pages: Delete unwanted pages from PDF documents. Rearrange Pages: Reorder pages in your PDF files. Blank Pages: Insert blank pages into your PDF documents. Flip Pages: Flip PDF pages horizontally or vertically. Page Filter: Apply filters like black and white or grayscale to PDF pages. PDF to MP3: Convert PDF text content to audio files. PDF to Images: Convert PDF pages to image files. PDF to TXT: Extract text content from PDF files. Elevate your PDF management experience with PDF Studio, where every feature is crafted to support your document needs. Whether you're merging reports, signing contracts, or organizing documents, the app is your perfect PDF companion. Developed by Anvaysoft Programmer - Hrishi Suthar Made with love in India
RedactPDF
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RedactPDF – Secure PDF Redaction Protect your privacy and secure your documents with RedactPDF, a simple and powerful tool for removing sensitive information from PDF files. All processing is done locally on your device. Your files are never uploaded, stored, or shared. You stay in full control of your data. KEY FEATURES • Automatically detect sensitive text • Manually redact any area with precision • One-tap black-out protection • Offline processing, no cloud required • No account, no tracking, no ads • Fast and lightweight performance PRIVACY FIRST Your privacy is our top priority. RedactPDF does not collect, store, or transmit any personal data. All document processing happens entirely on your device. No servers. No uploads. No data leaks. PERFECT FOR • Business documents • Legal files • Financial statements • Personal records • Academic papers Before sharing your PDF, make sure your private information stays private. WHY CHOOSE REDACTPDF? + Simple and easy to use + Secure by design + Trusted offline processing + Professional-quality results Whether you are a student, professional, or individual user, RedactPDF helps you protect what matters most.
Screenshots
Verdict
The clearest difference is price: PDF Studio at Free against RedactPDF's $0.99. PDF Studio also leads on update cadence (every 2 days vs every 2 months) and iOS requirement (13.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
PDF Studio is free to download; RedactPDF costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
PDF Studio ships an update every 2 days, RedactPDF every 2 months. The most recent releases landed on October 23, 2026 and October 25, 2026 respectively.
| Parameter | PDF Studio | RedactPDF |
|---|---|---|
| Price | Free — better | $0.99 |
| Update frequency | Every 2 days — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 46 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Hrishi Suthar | lee xiaoming |
In-app purchases
PDF Studio
No in-app purchases
RedactPDF
No in-app purchases









