DartPDF vs Bayran Office
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DartPDF
Edit, annotate, and sign PDF documents directly on your device. This app allows you to fill forms, redact sensitive information, rearrange pages, and even edit text and images within PDFs. All changes are saved locally, ensuring your data remains private.
- Edit text and images
- Fill forms and add signatures
- Redact sensitive content
- Rearrange and export pages
- OCR scanned PDFs
- Full-text search
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DartPDF is a PDF editor that runs entirely on your device. Open any PDF to mark it up, fill in forms, sign it, redact content, rearrange pages, or edit the text and images on the page. Changes save back to the original file. Nothing is uploaded. There's no account, no sync, and no ads. Features: • Highlight, underline, strikethrough, and freehand ink • Shapes, arrows, text boxes, notes, and stamps • Edit existing text and add images • Redaction that removes the covered text and images from the file, not just from view • Fill form fields (text, checkboxes, radio buttons, dropdowns), or add your own • Drawn signatures placed anywhere, plus certificate-backed PAdES digital signatures • OCR scanned PDFs so text can be selected and searched • Reorder, delete, and export pages to a new file • Full-text search, text selection, and links • Compare two versions side by side • Open password-protected files Runs on iPhone, iPad, and Mac. Opens PDFs from the Files app, share sheets, or drag-and-drop. Light and dark themes.
Bayran Office
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by BayranLab Software YOUR DOCUMENTS. ONLY YOURS. Bayran Office is the document suite and PDF editor that works with no internet: it makes no network calls, so everything you scan, sign and write stays on your device. No account, no cloud, no ads, no tracking. READ EVERYTHING - PDF, Word, Excel, PowerPoint, EPUB eBooks, images and CSV - Smooth book-like reading, night mode, read aloud - Resume where you left off, bookmarks, full-text search PDF EDITOR: SIGN, ANNOTATE AND FIX - Write text, highlight, underline and annotate right on the PDF - Freehand signature, or from a photo of your paper signature - Office stamps: APPROVED, PAID, RECEIVED, COPY, DRAFT - Secure redaction: hidden data is truly removed from the file, not just covered - Merge, split, reorder, rotate, compress (3 levels) - Password protection (AES-256) and password removal - Fill forms, compare two versions, mail merge from Excel contacts SCAN AND DIGITIZE - NO INTERNET - Scanner with automatic edge detection, deskew and filters - Offline OCR: make any scan searchable - Business card to ready-to-save contact - Printed table to editable Excel sheet - ID document: front and back in a single PDF CONVERT - NO INTERNET - Photos and scans to PDF - Photographed table to Excel sheet - PDF to text (with OCR) WRITE AND CREATE - Real Word (.docx) documents with formatting, images and international fonts - Spreadsheets with formulas (=SUM, =AVERAGE, =VLOOKUP) - 22 ready-made templates: invoice, CV, letters, authorization, minutes, budget DIGITAL SIGNATURES WITH LEGAL VALUE - Open and verify signed documents: P7M/CAdES, PAdES, ASiC, .m7m - See every signer, certificate and timestamp - Remote signing: sign with your qualified provider, then reopen it here - Electronic invoices (XML) shown in a clean, readable view TRANSLATE OFFLINE - Translate text, photos and PDFs without internet - Extra language packs downloaded on demand: Spanish, French, German, Portuguese, Arabic, Hindi, Bengali, Tamil, Telugu REAL PRIVACY, NOT A PROMISE - The app makes no network calls: your data stays on your device - AES-256 encrypted Vault protected by a PIN - Face ID / Touch ID unlock - Trash with restore, and full backup in a single file IN 22 LANGUAGES Italian, English, Spanish, French, German, Portuguese, Polish, Dutch, Turkish, Romanian, Russian, Ukrainian, Indonesian, Vietnamese, Japanese, Korean, Hindi, Bengali, Marathi, Telugu, Tamil, Arabic One-time unlock. No subscription. Try it free.
Screenshots
Verdict
The clearest difference is in-app purchases: DartPDF at none against Bayran Office's 1. DartPDF also leads on update cadence (every 4 days vs every 2 weeks) and device support (4 vs 2). On price, ads 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. Bayran Office sells 1 one-off in-app purchase. DartPDF asks for nothing beyond the download.
DartPDF ships an update every 4 days, Bayran Office every 2 weeks. The most recent releases landed on October 28, 2026 and October 4, 2026 respectively.
| Parameter | DartPDF | Bayran Office |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 4 days — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 54 MB | 188 MB |
| Age rating | 4+ | 4+ |
| Developer | Railway Engineering Solutions Pty Ltd | Andrea Rossi |
In-app purchases
DartPDF
No in-app purchases
Bayran Office
- Bayran Office Premium$8.99









