PDFCrab vs PDF ToolBox
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
PDFCrab
Read full descriptionHide full description
PDFCrab lets you edit PDF files directly on your iPhone โ no cloud, no subscriptions, no sign-in required. All processing happens locally on your device. -Forms Fill interactive PDF form fields directly in the app, then export the completed form. -Search in your PDF Search for any word or phrase across your document and replace it in place โ the surrounding text keeps its layout. -Highlight text Highlight any passage of text to make it stand out. Choose the highlight color and opacity, then move or remove a highlight at any time. -Smarter text editing Related text now groups into sections, so you can select and edit a whole block at once instead of line by line. -OCR Scan a photo or PDF of a document and PDFCrab recognizes the text on-device, turning it into real, selectable, editable PDF text instead of a flat image. Review and correct recognized text, then save as separate files or merged into one PDF. -Cyrillic, Chinese, Japanese & Korean support Editing text and recognizing text via OCR now correctly handles Cyrillic and CJK scripts, not just Latin โ the right font is embedded automatically based on what the text actually contains. -Edit text Tap any text in your PDF to select it, then drag it to a new position or update its content. Choose from 9 bundled fonts or keep the original. Preview font and size live before saving. -Edit images Move, resize, or remove images embedded in your PDF. Drag any corner or edge handle to resize precisely, or pick a quick percentage preset. -Page Tools Add page numbers in the position you choose, rotate any page, and switch between Standard and Letter page sizes โ with a one-tap way back to the original size. -Manage Pages Browse a thumbnail grid of all pages to delete the ones you don't need โ now extended with Reorder: drag pages into a new order and save when you're ready. -Export Turn any PDF into a TXT file, an audio narration, page images, a Word document, or a PowerPoint โ directly on your device. -Password-protected PDFs Open, edit, and save encrypted PDFs. Add, remove, or change passwords. View encryption algorithm, key length, and per-flag permissions. Your password never leaves your device. -Annotate Draw, highlight, and add freehand annotations using Apple Pencil or your finger. -Privacy first PDFCrab never uploads your files. Everything stays on your device.
PDF ToolBox
Read full descriptionHide full description
PDF Toolbox is a free, simple PDF utility for everyday document tasks. Scan paper documents, turn photos into PDFs, merge multiple PDF files, split selected pages, compress large PDFs, and manage your saved documents in one clean app. Features: Scan documents to PDF using your camera Convert multiple images into one PDF Merge PDF files together Split selected pages from a PDF Compress PDFs to reduce file size Preview saved PDFs Rename, delete, and share local documents Export using the iOS share sheet No account or login required
Screenshots
Verdict
PDFCrab and PDF ToolBox 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. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | PDFCrab | PDF ToolBox |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 9 days | โ |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, Mac โ better | iPhone, iPad |
| Requires iOS | 17.0 | 17.0 |
| Further details โ not scored | ||
| Size | 132 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Illia Abielientsev | 1BIGRIG Ltd |
In-app purchases
PDFCrab
No in-app purchases
PDF ToolBox
No in-app purchases







