Comparison

Smart PDF vs PDF Editor Converter

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Smart PDF

Features
Read full description

Smart PDF AI – The Complete PDF Toolkit for Mobile Professionals Smart PDF AI is your all-in-one PDF editor, reader, scanner, converter, and AI assistant. Built for speed, privacy, and productivity, it gives you every tool you need to manage PDFs on iPhone or iPad. Whether you want to annotate a contract, sign forms, scan receipts, convert Word files, compress large presentations, or ask AI to summarize reports, Smart PDF AI is ready. CORE PDF TOOLS • Editor & Annotator – Highlight, underline, strikeout, freehand draw, add text, shapes, notes, and stamps. • Form Filler – Fill, save, and re-open interactive forms. • E-Signatures – Create, store, and apply signatures or initials. • Page Tools – Reorder, rotate, add, delete, or extract pages; bookmarks; table of contents. • Fast Viewer – Smooth scrolling, smart zoom, quick search, and document info. SCAN & CREATE • Scan to PDF – Capture with camera, auto-detect edges, fix perspective, clean with filters. • Image to PDF – Convert photos into single or multi-page PDFs. • Batch Create – Combine images, rearrange pages, rename before saving. CONVERT & OPTIMIZE • Convert To/From PDF – Works with Word, Excel, PowerPoint, and images. • Merge & Split – Combine files or split page ranges. • Compress PDFs – Reduce file size with quality presets. • Watermark – Add text or image marks for protection. AI DOCUMENT ASSISTANT (PRO): • Summarize PDFs – Turn long docs into clear notes. • Ask Questions – Get instant answers grounded in content. • Translate – Convert into 15+ languages. • OCR – Extract editable text from scans. • Insights – Detect topics, entities, and action items. Note: AI/OCR use encrypted, temporary processing. Core tools work offline. ORGANIZE & SHARE • Library Tools – Folders, favorites, tags, recents. • Search – Find by name or OCR text. • Share & Export – Send via email, chat, or iOS share sheet. • Open from Anywhere – Full support for Files app and cloud drives. READING EXPERIENCE • Layouts – Single-page or continuous scroll. • Navigation – Thumbnails, quick jump, bookmarks. • Dark Mode – Optimized for day or night. • Large File Support – Smooth with huge PDFs. DESIGNED FOR PRODUCTIVITY • Batch Operations – Convert, compress, or rename multiple files. • Quick Actions – Shortcuts for common PDF tasks. • Tablet Ready – Optimized for touch, keyboard, mouse. • Cross-Platform Mindset – Mobile-first but powerful enough to replace desktop for most tasks. FREE VS PREMIUM Start free with essential tools: view, edit, annotate, scan, convert, merge, split, compress. Upgrade to Pro for AI assistant, OCR, batch ops, advanced annotations, watermarking, and priority support. WHY SMART PDF AI • Complete Toolkit – Edit, read, scan, convert, merge, split, compress, sign. • AI-Powered – Summarize, translate, Q&A, OCR, insights. • Secure & Private – Offline by default, no ads, encrypted processing. • Time-Saving – Fast viewer, batch tools, page management, quick share. • Future-Ready – Constantly evolving with new AI features, improved OCR accuracy, smarter document insights, and faster performance across devices. Smart PDF AI is designed not just for today, but to keep growing with your workflow. QUICK START Open any PDF from Files or Share. Tap Edit to highlight, add text, fill forms, or sign. Use Convert for Office files, Merge/Split to organize, Compress to reduce size, Scan to PDF to digitize instantly. AI tools like Summarize and Q&A help make complex documents simple. COMING SOON We’re just getting started. Expect more AI insights, advanced form handling, expanded cloud integrations, customizable exports, team collaboration features, enhanced security, and multi-device sync. With every update, Smart PDF AI is becoming faster, smarter, and more complete. Feedback is always welcome—this app is built with you. Privacy Policy: https://adev-tech.com/apps/smart-pdf/privacy/ Terms of Use: https://adev-tech.com/apps/smart-pdf/terms/

About

PDF Editor Converter

Features
Read full description

PDF Editor Converter is your all-in-one offline PDF toolbox for iPhone and iPad. Edit, merge, split, compress, convert, sign, and secure PDFs with 74+ professional tools—without uploading files to the cloud. PRIVACY FIRST — 100% ON-DEVICE Every operation runs locally on your device. Your documents never leave your iPhone or iPad. Optional RFC 3161 timestamping sends only a document hash, never your file content. EDIT & ANNOTATE • PDF Editor Workbench: preview pages, edit text in place, add annotations, and export in one flow • Highlight, draw, add notes, stamps, images, and watermarks • Fill PDF forms, redact sensitive content, and edit bookmarks/table of contents SCAN & OCR (MOBILE) • Scan documents to PDF with your camera—multi-page capture with enhance, grayscale, and black-and-white filters • On-device OCR for scanned PDFs—make text searchable without sending files online ORGANIZE PAGES • Merge PDFs (sequential or interleaved for double-sided scans) • Split by page, range, chapter, file size, or delimiter • Rotate, crop, reorder pages with drag-and-drop, extract or delete pages • N-up layout, booklet imposition, poster split, and single long-page export CONVERT & EXPORT • Images ↔ PDF, PDF to images, text, Markdown, HTML, XML, or CSV • Convert Word, Excel, PowerPoint, EPUB, FB2, Markdown, HTML, and email (.eml) to PDF • Export PDF to Office formats where supported SECURITY & SIGNING • Add or remove password protection and permissions • Digital certificate signing (PKCS#12), handwritten signatures, signature validation • Sanitize PDFs, flatten forms, unlock read-only fields POWER TOOLS • Compare two PDFs side by side • Compress PDFs, remove blank pages, auto-rename files • Build multi-step automation workflows for repetitive tasks • Repair damaged PDFs, adjust contrast, apply scanner effects OPEN FROM ANYWHERE Open PDFs and supported documents directly from the Files app or other apps. Share finished files via the system share sheet. Whether you are scanning receipts on the go, signing a contract, or batch-processing documents, PDF Editor Converter delivers a complete PDF workflow—private, fast, and entirely on your device. Supported languages: English, 简体中文, 日本語, Español.

Screenshots

Smart PDF4 screens
PDF Editor Converter4 screens

Verdict

The call

The clearest difference is in-app purchases: PDF Editor Converter at none against Smart PDF's 4. On price, ads, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Smart PDF sells 4 in-app purchases, starting at $3.99 per 7 days. PDF Editor Converter asks for nothing beyond the download.

Scorecard1 real difference · 7 level
Smart PDF versus PDF Editor Converter: the parameters behind the verdict, then further details
ParameterSmart PDFPDF Editor Converter
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 2 weeks—
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Mac — better
Requires iOS15.615.5 — better
Further details — not scored
Size96 MB81 MB
Age rating4+4+
DeveloperAhmad HamzehHefei Yunyilian Intelligent Technology Co., Ltd

In-app purchases

4 purchases

Smart PDF

Subscriptions4
  • Pro (Weekly)$3.997 Days
  • Pro (Monthly)$8.991 Month
  • Pro (Annual)3 Days trial$39.991 Year
Show 1 more
  • Elite (Monthly)$44.991 Month
None

PDF Editor Converter

No in-app purchases

Questions

Is Smart PDF free?
Smart PDF is free to download, with in-app purchases available.
Is PDF Editor Converter free?
PDF Editor Converter is free to download, with no in-app purchases.
Do Smart PDF or PDF Editor Converter have ads?
Neither Smart PDF nor PDF Editor Converter shows ads.

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