Comparison

Co vs Paper PDF

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

Head to head
About

Co

This AI-powered workspace acts as your intelligent assistant, streamlining tasks and boosting efficiency. Engage in natural conversations, generate content, organize information, and solve problems within a single, intuitive interface.

Highlights
  • AI Smart Chat
  • AI Writing and Content Generation
  • Productivity and Work Assistance
  • Clean and Efficient Interface
  • All-in-One AI Tools
Read full description

Co‑work is an AI workspace designed to improve efficiency, making AI your always-available intelligent assistant. With Co‑work, you can have natural conversations with AI, gain inspiration, generate content, organize information, and complete various tasks within a simple and efficient interface. Instead of switching between multiple tools, Co‑work integrates AI chat and practical tools into one platform, helping you stay focused and work more efficiently. Key Features: AI Smart Chat Communicate with AI anytime to get answers, inspiration, and suggestions. AI Writing and Content Generation Helps generate articles, emails, notes, copy, and social media content. Productivity and Work Assistance Organize ideas, create plans, solve problems, and improve work efficiency. Clean and Efficient Interface A simple and intuitive design that keeps you focused on thinking and creating. All-in-One AI Tools No need for multiple AI apps—Co‑work meets your daily AI needs in one place. Use Cases: Writing and content creation Learning and information organization Brainstorming and idea generation Improving work efficiency Solving everyday problems Whether you are a student, creator, or professional, Co‑work helps you complete your work more efficiently. Use AI to make work simpler. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Paper PDF

Features
Read full description

Paper PDF is a streamlined PDF workspace for everyday document tasks. Scan paper documents, convert images into PDFs, merge multiple PDFs into one file, extract selected pages, annotate with pen and highlight tools, and compress files for easier sharing. Paper PDF helps you: Scan documents into clean PDFs Convert images from Photos or Files into a PDF Merge multiple PDFs into one document Extract selected pages into a new PDF Mark up PDFs with pen, highlight, and eraser tools Compress PDFs for storage and sharing Preview, share, and save documents to Files Paper PDF is designed to keep common PDF actions simple, focused, and local to your device.

Screenshots

Co4 screens
Paper PDF4 screens

Verdict

The call

The clearest difference is in-app purchases: Paper PDF at none against Co's 10. Paper PDF also leads on update cadence (daily vs every 9 days). Co's advantage is device support (3 vs 1). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Co sells 8 in-app purchases, starting at $3.99 per 7 days. Paper PDF asks for nothing beyond the download.

UpkeepUpdate frequency

Co ships an update every 9 days, Paper PDF daily. The most recent releases landed on October 23, 2026 and October 25, 2026 respectively.

Scorecard3 real differences · 6 level
Co versus Paper PDF: the parameters behind the verdict, then further details
ParameterCoPaper PDF
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 9 daysDaily — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, Mac — betteriPhone
Requires iOS18.017.6 — better
Further details — not scored
Size59 MB6 MB
Age rating12+4+
Developer晨越 唐Vaishhnav Narendran Meenakshi

In-app purchases

8 purchases

Co

Subscriptions8
  • weekly plan$3.997 Days
  • Lite$14.991 Month
  • Standard$29.991 Month
Show 5 more
  • free3day_standard3 Days trial$29.991 Month
  • yearly_plan3 Days trial$39.991 Year
  • yearly_plan_fullprice$39.991 Year
  • Pro2 variants$79.991 Month
  • Max2 variants$149.991 Month
None

Paper PDF

No in-app purchases

Questions

Is Co free?
Co is free to download, with in-app purchases available.
Is Paper PDF free?
Paper PDF is free to download, with no in-app purchases.
Do Co or Paper PDF have ads?
Neither Co nor Paper PDF shows ads.
Which is updated more often, Co or Paper PDF?
Co ships an update every 9 days, and Paper PDF daily. Most recently, Co was updated on October 23, 2026 and Paper PDF on October 25, 2026.

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