PDF OCR Pro vs Scientific Timer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PDF OCR Pro
This app offers a comprehensive suite of tools for managing PDF files. It allows you to extract text using OCR, convert PDFs to images, secure documents with passwords, and merge or split files. It also enables creating PDFs from images and converting webpages into PDF format, all while ensuring your data remains private through offline processing.
- Extract text with OCR
- Convert PDF to images
- Secure PDFs with passwords
- Merge or split PDFs
- Create PDFs from images
- Convert webpages to PDF
- Compress file size
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Struggling with PDF files? Say hello to PDFOCR—your all-in-one toolkit for managing and enhancing PDF documents! Whether you’re dealing with scanned PDFs without searchable text, or need specific features for better file sharing, PDFOCR makes it simple and efficient: • Extract Text with OCR: Convert scanned PDFs into searchable files by extracting embedded text. • Convert PDF to Images: Need images instead? Turn PDF pages into high-quality images with ease. • Secure Your PDFs: Add passwords or set permissions to control access, copying, or printing. • Merge or Split PDFs: Combine multiple PDFs into one, or split large documents as needed. • Create PDFs from Images: Batch your images into a single, polished PDF file. • Webpage to PDF: You can turn a long webpage into multiple PDF pages. Your Privacy Matters All tasks are performed offline, ensuring your documents are never uploaded to a server. Additional Features Include: • Compress file size without quality loss. • Extract specific text or pages from PDFs. • Remove security restrictions effortlessly. PDFOCR is continually updated with new tools to make your PDF tasks easier! Currently Available Tools: • OCR PDF • Manage Passwords & Permissions • Remove Security • Optimize File Size • Convert Images to PDF • Convert a Webpage to PDF • Merge or Split PDFs • Convert PDFs to Images • Extract TXT, RTF, or Specific Pages Have questions or feedback? Contact us anytime at support@layerz.app. Your perfect PDF assistant is here—try PDFOCR today!
Scientific Timer
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Scientific Timer is a productivity application designed to help researchers manage effectively their time during complex scientific experiments. By breaking complex multi-steps experimental protocols into timer-tasks, Scientific Timer helps scientists divide experimental protocols into manageable intervals, improve time management during the course of multiples concurrent experiments and keep track of their progress across multiple experiments. The application consists of lists of curated protocols organized in timer-tasks, powerful search and functionalities to improve productivity.
Screenshots
Verdict
The clearest difference is ads: PDF OCR Pro at none against Scientific Timer's shown. On price, in-app purchases, device support and iOS requirement 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | PDF OCR Pro | Scientific Timer |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (6 ratings) — better | — |
| Number of ratings | 6 — better | — |
| Update frequency | Fortnightly | — |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 17.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 6 MB | 16 MB |
| Age rating | 17+ | 4+ |
| Developer | Layerz Corp. | Stephane Boutet |
In-app purchases
PDF OCR Pro
No in-app purchases
Scientific Timer
No in-app purchases









