Comparison

PDF nano vs Isy.AI

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

Head to head
About

PDF nano

Edit, translate, and manage PDF documents with a focus on on-device privacy. This app offers tools for scanning, converting, annotating, and organizing your files locally.

Highlights
  • Read, organize, and manage PDFs
  • Offline PDF translation with layout preservation
  • Scan documents and create PDFs
  • Convert PDFs to Word, Excel, or images
  • OCR for Arabic and English text
  • Add signatures and annotations
  • Remove hidden metadata for privacy
Features
Read full description

PDF nano is a comprehensive, professional PDF reader, editor, translator, and manager engineered for speed and privacy. Combining powerful on-device tools with Apple Intelligence, PDF nano delivers a unified workflow tailored for iPhone, foldable iPhone Duo, and iPad—handling your contracts, reports, and paperwork with top-tier security. Key Features: 1. Foldable iPhone Duo & iPad Experience: • Seven Postures Adaptation: Automatic layout across foldable and dual-display devices. • Dual-Screen Book Mode: Side-by-side reading with automatic hinge isolation to prevent content clipping. • Tabletop Mode: Bottom screen transforms into a control deck for drawing, signing, and scrubbing without covering the document. • Dynamic iPad Sidebar: Instant browsing of thumbnails, outlines, and bookmarks beside your canvas. • High-Contrast Navigation Pill: Prominent back button for effortless touch accessibility and zero status-bar overlap. 2. AI Document Assistant (Beta): • Instant executive summaries of lengthy reports, extracting decisions and action items. • Precision risk analysis and contractual obligation detection. • Verifiable Q&A with answers grounded in direct textual citations from your document. • Encrypted Cloud Privacy: Powered by Apple Intelligence and Private Cloud Compute (PCC) to process documents securely without logging or storing data. *Note: AI features require Apple Intelligence-compatible devices. 3. Offline Document Translation (Beta): • Full-document PDF translation entirely offline while preserving layouts, fonts, and tables. • Batch approval to accelerate processing for files up to 100 pages. • Granular paragraph review with selective editing for each translated block. *Note: Translation operates fully on-device. Machine translations may contain errors. 4. Advanced Reading & Viewing: • Dual-Page Continuous View: True book-like reading with native RTL Arabic and LTR layout. • Distraction-Free Guard: Locks editing overlays during reading mode to prevent accidental markups. • Fast-Scrub Vertical Scroll: High-velocity thumb scrubber for jumping through hundreds of pages. • Full Interface Adaptation: Precision safe-area integration around the Dynamic Island and status bar. • Smart Double-Tap Zoom: Rapid focus scaling with an intuitive floating navigation capsule. • OCR Visual Search: Direct in-document search across scanned PDFs with fuzzy and multi-word query support. 5. Conversion & Smart Scanning: • High-Fidelity PDF to Word (.docx) conversion preserving tables and formatting. • Accurate Table Extraction to Excel (.xlsx) with automatic data type inference. • Camera Document Scanner to digitize receipts and paperwork into clean PDFs. • High-quality PDF-to-Image and multi-image-to-PDF conversion pipelines. 6. Editing, Signing & Organization: • Digital signatures: Create, position, and cryptographically sign contracts and forms. • Complete markup suite: Freehand drawing, highlighters, custom text boxes, and annotations. • Page management: Reorder, rotate, extract, or delete pages with fluid drag-and-drop. • Merge & Split: Combine multiple PDFs into one or split large documents into individual files. • Smart PDF Compression: Reduce file size for rapid sharing via email and messaging apps. 7. Industry-Leading Privacy & Security: • 100% On-Device Processing: Reading, editing, translation, OCR, and conversion run locally without uploading files to external servers. • Cryptographic Apple Privacy: AI Assistant requests are strictly restricted to Apple Private Cloud Compute (PCC). • Visual face and sensitive data blurring with hidden metadata sanitization. • Password encryption, native AirPrint support, and Home Screen widgets. Free tier includes daily tool quotas. Unlock unlimited access via in-app purchase. Standard Terms of Use (EULA): https://www.apple.com/legal/sla/

About

Isy.AI

Read full description

Write it down. Isy remembers how it connects. Type or talk: a thought on a walk, a line worth keeping, half an idea before sleep. Isy files it, links it to what you thought months ago, and brings it back when it matters. No folders. No manual links. CAPTURE IN SECONDS • Type a note, or record one. Isy transcribes your voice and tidies it up in your own words • Brain dump: talk through everything on your mind and Isy turns each idea into its own note • Turn screenshots and photos (a whiteboard, a page, a slide) into notes • Reflect: five quick questions that draw out what's on your mind, saved in your words • Bring in what your other AI assistant already knows about you, with one prompt ISY CONNECTS IT • Every note is tagged and linked to related earlier notes, automatically • The Isy map: your Areas at a glance, sized by how many notes they hold, with lines showing how closely they connect • A living page for each topic: your position, how your ideas connect, tensions, open questions and what it means • Today's connection: one thread Isy found running across different Areas of your notes IT COMES BACK WHEN IT MATTERS • A daily digest that feels like finding an old notebook: a thought from months ago that connects to this week, and one question worth a minute over coffee • Chat with your notes: answers cite the notes they come from, with dates, and say so when your notes don't cover something • Ask anything, then tap a paragraph to save it as a note • Optional reminders for today's connection and today's digest EVERYWHERE YOU SIGN IN • Sign in with Apple or Google for a free account: the same notebook on your iPhone and on the web at isy-ai.app • Share a note, digest, connection, summary or chat as a clean PDF • Export everything as Markdown at any time • Lock Isy with Face ID TWO WAYS TO USE ISY • With a free account: your notes on every device, and all of Isy's AI • Without an account: a simple notebook on your iPhone. Nothing leaves it, and there are no AI features YOUR NOTES STAY YOURS Your notes are encrypted in transit and at rest. Isy's AI runs through Isy Cloud with Google (Gemini) and Groq, and neither trains AI on your notes. Your notes are never sold and never used for ads. Delete your account any time from Settings. Privacy policy: isy-ai.app/privacy Questions or ideas: support@isy-ai.app

Screenshots

PDF nano4 screens
Isy.AI4 screens

Verdict

The call

The clearest difference is in-app purchases: Isy.AI at none against PDF nano's 1. Isy.AI also leads on iOS requirement (16.4 vs 18.6). On price, rating, ratings volume and update cadence 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. PDF nano sells 1 one-off in-app purchase. Isy.AI asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for PDF nano against 5.0 for Isy.AI. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 days. Both last shipped on October 24, 2026.

Scorecard2 real differences · 7 level
PDF nano versus Isy.AI: the parameters behind the verdict, then further details
ParameterPDF nanoIsy.AI
PriceFreeFree
Rating5.0 (1 ratings)5.0 (2 ratings)
Number of ratings12 — better
Update frequencyEvery 3 daysEvery 3 days
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad — betteriPhone
Requires iOS18.616.4 — better
Further details — not scored
Size25 MB59 MB
Age rating4+17+
DeveloperThamer MohammedAkhil Arunkumar

Customer experience

PDF nano

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Isy.AI

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

PDF nano

One-time1
  • PDFnano Pro Lifetime$19.99
None

Isy.AI

No in-app purchases

Questions

Is PDF nano free?
PDF nano is free to download, with in-app purchases available.
Is Isy.AI free?
Isy.AI is free to download, with no in-app purchases.
Which has better reviews, PDF nano or Isy.AI?
PDF nano and Isy.AI are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.
Do PDF nano or Isy.AI have ads?
Neither PDF nano nor Isy.AI shows ads.
Which is updated more often, PDF nano or Isy.AI?
PDF nano ships an update every 3 days, and Isy.AI every 3 days. Most recently, PDF nano was updated on October 24, 2026 and Isy.AI on October 24, 2026.

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