PDF Editor vs CalibratedNotes
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
PDF Editor
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Manage your PDF documents with powerful and easy-to-use tools. PDF Editor & Viewer helps you view, edit, sign, scan, convert, merge, split, compress, print, and organize PDF files directly from your iPhone or iPad. Whether you're a student, professional, business owner, or everyday user, this app provides essential PDF tools to help you work more efficiently. Main Features: 1. PDF Viewer Open and read PDF documents with multiple viewing options designed for a comfortable reading experience. 2. Scan Documents to PDF Scan documents, receipts, notes, IDs, and other paper documents using your device camera and save them as PDF files. 3. Add Text to PDF Insert text into PDF documents for editing, corrections, notes, and additional information. 4. Sign PDF Documents Create and add signatures to PDF files for forms, agreements, contracts, and other documents. 5. PDF Converter Convert PDF files into images and create PDF files from images quickly and easily. 6. Annotate PDF Files Highlight text, draw, add notes, and mark important information directly on your PDF documents. 7. Merge PDF Files Combine multiple PDF documents into a single PDF file for easier sharing and management. 8. Compress PDF Documents Reduce PDF file size to save storage space and make file sharing more convenient. 9. PDF File Manager Organise, rename, sort, and manage your PDF documents in one place. 10. Print PDF Files Print PDF documents directly from your device whenever needed. 11. Multiple Language Support Choose your preferred language from the settings for a personalised experience. 12. Custom Themes Customize the app with multiple color themes, including Light Mode and Dark Mode. Premium Features Upgrade to Premium and unlock advanced PDF tools: 1. Preferred Compression Size Choose your preferred PDF compression size. In some cases, the maximum possible compression may be applied to achieve the best file size reduction. 2. Split PDF into Separate Pages Extract each page from a PDF document and save them as an individual PDF files for easier organization and sharing. 3. Mange pages Manage Page size and colors 4. Lock PDF Files Add password protection to your PDF documents to help keep sensitive information secure. 5. Unlock PDF Files Remove password protection from PDF documents that you are authorised to access and manage. 6. Scan Effects for Documents Apply document enhancement effects to give scanned PDFs and documents a cleaner and more professional appearance. Premium Plans: Premium features are available through auto-renewable subscriptions: โข Weekly Plan โข Monthly Plan โข Yearly Plan Subscription pricing may vary by region and will be displayed before purchase. Payment will be charged to your Apple ID account upon confirmation of purchase. Subscriptions automatically renew unless cancelled at least 24 hours before the end of the current billing period. You can manage and cancel subscriptions at any time through your App Store account settings. Regular Updates: Stay at the forefront with regular feature additions and enhancements. View our Terms of Service at: Terms of Service : https://www.apple.com/legal/internet-services/itunes/dev/stdeula/](https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Check out our Privacy Policy: Privacy Policy : https://scienext.in/pdfPrivacyPolicy.html Download PDF Editor & Viewer today and simplify the way you scan, edit, sign, convert, compress, and manage your PDF documents.
CalibratedNotes
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CalibratedNotes Capture ideas, solve problems, and organize everything in one powerful digital notebook. CalibratedNotes combines the freedom of handwriting with intuitive organization to help you take better notes. Whether you're recording lecture notes, solving mathematical equations, sketching engineering concepts, or planning projects, CalibratedNotes provides a clean, distraction-free workspace designed to keep you focused. Create notebooks for school, work, or personal use, customize your pages, and keep everything organized exactly the way you want. Write Naturally Enjoy a responsive handwriting experience with adjustable pen sizes, multiple ink colors, a highlighter, and an eraser. Every tool is designed to make writing feel comfortable, whether you're taking quick notes or filling pages with detailed calculations and sketches. Stay Organized Create unlimited notebooks, organize them into folders, customize notebook colors, and quickly switch between subjects or projects. As your collection grows, finding your notes remains simple and efficient. Custom Page Templates Choose the page layout that fits your work. Select from blank, lined, dotted, graph, and grid paper for everything from lecture notes to engineering drawings, mathematical calculations, bullet journals, and project planning. Handwriting & Text Combine handwritten notes with movable text boxes to create organized, professional-looking pages. Easily add mathematical and scientific symbols whenever you need them. Draw and Sketch Create engineering diagrams, graphs, charts, flowcharts, geometric figures, scientific illustrations, and technical sketches directly within your notebooks. Keep drawings and written notes together for a more organized workflow. Built for STEM CalibratedNotes makes it easy to organize engineering calculations, mathematical equations, scientific notes, laboratory observations, and technical diagrams in one place. Perfect for documenting complex ideas while keeping everything neat and easy to review. Flexible Pages Add, duplicate, and delete pages whenever you need. Whether you're writing a single page or an entire semester's worth of notes, your notebooks grow with your ideas. Customize Your Workspace Personalize notebook colors, organize folders your way, and choose page templates that match your workflow. CalibratedNotes adapts to your style instead of forcing you into a fixed layout. Features Writing Smooth handwriting Adjustable pen sizes Multiple pen colors Highlighter tool Eraser tool Organization Unlimited notebooks Unlimited pages Folder organization Custom notebook colors Fast notebook navigation Page Templates Blank paper Lined paper Dotted paper Graph paper Grid paper Productivity Movable text boxes Mathematical symbols Scientific symbols Duplicate pages Delete pages Drawing Engineering diagrams Graphs and charts Flowcharts Technical sketches Scientific illustrations Geometric drawings Whether you're taking notes in class, solving equations, sketching ideas, planning projects, or organizing your daily tasks, CalibratedNotes provides a flexible workspace designed to help you write naturally and keep everything in one place. Download CalibratedNotes today and experience a smarter way to write, organize, and create. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
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Verdict
PDF Editor and CalibratedNotes are too close to call on the numbers: across 5 compared parameters โ price, ads, in-app purchases and device support among them โ neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. PDF Editor sells 3 in-app purchases, starting at $0.99 per 7 days and CalibratedNotes sells 1 in-app purchase, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.
| Parameter | PDF Editor | CalibratedNotes |
|---|---|---|
| Price | Free | Free |
| Update frequency | โ | Every 2 days |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.0 โ better |
| Further details โ not scored | ||
| Size | 37 MB | 50 MB |
| Age rating | 4+ | 4+ |
| Developer | SCIENEXT INDIA PRIVATE LIMITED | AIDEN JASON SEXTON |
In-app purchases
PDF Editor
- Weekly subscription$0.997 Days
- Monthly subscription3 Days trial$1.991 Month
- Yearly subscription3 Days trial$6.991 Year
CalibratedNotes
- CalibratedNotes Premium7 Days trial$2.991 Month
Questions
Is PDF Editor free?
Is CalibratedNotes free?
Do PDF Editor or CalibratedNotes have ads?
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