PDF Editor vs Diary Lens
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PDF Editor
This app offers a comprehensive suite of tools to create, edit, convert, and scan documents on any device. It allows for direct text and image editing, smart scanning, electronic signatures, and format conversions. Unlock advanced features with the Pro version for a complete document management solution.
- Edit text and images directly in PDFs
- Smart document scanning with edge detection
- Add electronic signatures and fill forms
- Convert PDFs to/from various formats (DOC, JPG, PNG)
- OCR for text extraction from scans
- Combine and organize PDF pages
- Share and print documents
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Scan paper to PDF, sign contracts with your real handwriting, convert files and organize every document in one app. PDF Editor turns your iPhone and iPad into a pocket office: from a quick receipt scan to a signed, password-protected agreement in a few taps. SIGN DOCUMENTS • Draw your signature with a pen, marker, fountain pen or pencil, and choose ink color and thickness • Or take a photo of your signature on paper and use it right away • Keep signatures and initials in your own library, and rename or redraw them anytime • Add the date and your name next to the signature • Move, resize, rotate and straighten every element, or place it on all pages at once • Save a signed copy and share it immediately SCAN AND RECOGNIZE TEXT • Document scanner with automatic edge detection and cropping • Dedicated modes for ID cards, passports and books • Scan to Text: recognize text on your device and copy it anywhere • Read QR codes and barcodes EDIT AND ANNOTATE • Add text with your choice of font size, color and style • Insert images, shapes and stamps, or draw freehand • Highlight, underline and strike through text, and leave sticky notes • Fill in PDF forms • Create a blank PDF or merge several PDFs into one CONVERT FILES • Photos and images to PDF, PDF pages to JPG or PNG • Word to PDF and PDF to Word • PowerPoint, EPUB and TXT to PDF • HEIC, WebP and RAW images to PNG, Excel to CSV Some conversions are processed online and need an internet connection. PDF TOOLS Split, compress, protect with a password, unlock, add a watermark, number pages, add headers and footers, edit metadata and print only the pages you need. MANAGE PAGES Reorder, rotate, duplicate, extract or delete pages, insert blank pages and undo any change. READ COMFORTABLY Search inside documents, add bookmarks, jump through the table of contents or to any page, switch to night mode and continue where you left off. STAY ORGANIZED Folders, tags, favorites, search and sorting keep your files in order. Open PDFs from the Files app or any other app, and add home screen widgets for one-tap scanning, signing, converting and your recent documents. Lock the app with Face ID. PDF EDITOR PRO Upgrade to Pro to unlock document signing, the page manager, advanced tools (split, compress, password protection, unlock, watermark, page numbers), ID, passport and book scan modes, the QR scanner, online file conversions, Face ID lock and saving annotations in the reader. Pro is an auto-renewing subscription. Payment is charged to your Apple ID at confirmation of purchase. The subscription renews automatically unless it is canceled at least 24 hours before the end of the current period. You can manage or cancel it in your App Store account settings. Privacy Policy: https://docs.google.com/document/d/16ca-D3QztY71iRZNz67LPvMY0btYako2KRkCORCE9-M/edit Terms of Use: https://docs.google.com/document/d/1769ie2DtbxBNRxnLQ6XSMzlTHvtHfAnMqxzMaLqc2yM/edit
Diary Lens
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DiaryLens helps you turn handwritten notes, journal pages, sermons, study notes, and quick thoughts into a searchable reflection library. Capture a page with your camera or import from your photo library. DiaryLens extracts readable text, helps summarize the note, creates useful tags, and keeps the original image alongside your saved reflection so you can revisit it later. Use DiaryLens to: - Scan handwritten pages and saved images - Extract text from notes with AI - Save summaries, insights, and themes - Search your notes and tags - Revisit meaningful reflections through gentle reminders - Keep your saved notes organized in a local library - Switch between light and dark mode Saved notes and photos stay in app storage on your device. Scans and note text are sent to Firebase AI only when you ask DiaryLens to read or summarize them. DiaryLens is built for people who want their handwritten thoughts to be easier to search, remember, and reflect on.
Screenshots
Verdict
The clearest difference is in-app purchases: Diary Lens at none against PDF Editor's 6. Diary Lens also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.0). On price 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
Both are free to download. PDF Editor sells 6 in-app purchases, starting at $6.99 per 7 days. Diary Lens asks for nothing beyond the download.
| Parameter | PDF Editor | Diary Lens |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (62 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 62 — better | — |
| Update frequency | Every 3 days | — |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 122 MB | 29 MB |
| Age rating | 17+ | 4+ |
| Developer | HRHELPERG LLC | John Darkwa |
In-app purchases
PDF Editor
- Editor PRO - Weekly Special$6.997 Days
- Editor PRO - Weekly Access3 Days trial$7.997 Days
- Editor PRO - 3 Month Special$24.993 Months
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- Editor PRO - 3 Month Access3 Days trial$29.993 Months
- Editor PRO - Yearly Special$49.991 Year
- Editor PRO - Yearly Access3 Days trial$79.991 Year
Diary Lens
No in-app purchases









