Comparison

PDF Expert vs Friend Groups

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

Head to head
About

PDF Expert

This app allows you to edit, annotate, fill out forms, and convert PDF documents. It offers AI-powered summarization and analysis, along with tools to merge, sign, and protect your files. Work seamlessly across Apple devices with a user-friendly interface.

Highlights
  • Edit PDF text and images
  • Annotate and highlight PDFs
  • Fill out PDF forms
  • Convert files to and from PDF
  • AI-powered summarization and analysis
  • Merge and combine PDF files
  • Sign documents with e-signatures
Features
Read full description

PDF Expert is a fast and easy PDF app to read, annotate, fill and sign PDF forms, convert files to PDF, and merge, split or compress documents – all in one intuitive app for iPhone, iPad, Mac & Vision Pro. Read PDF files with comfort, highlight and mark up text, fill out forms, sign contracts, create and convert PDFs, and summarize long documents in seconds with AI-powered tools. Unlock unlimited possibilities with PDF Expert Premium and work across all your Apple devices. "PDF Expert is one of my must-have iPad apps and a desktop-class PDF reader." – MacStories "The best app for managing, editing, and reading PDFs on your iPad." – The Sweet Setup ▶ WITH PDF EXPERT, YOU CAN: READ PDFs - PDF reader with Day, Night, and Sepia modes for comfortable reading anytime - Scroll PDFs vertically or horizontally and search text in any document - Open and view PDF files from email, web, Files, or any app via the Share menu - Read PDFs out loud with Text to Speech ANNOTATE AND MARK UP PDFs - Highlight, underline, and strike through text in your PDFs - Mark up documents with pen, shapes, text, notes, and comments - Add stamps such as Approved or Confidential - Record your voice and add audio notes to PDFs FILL AND SIGN PDF FORMS - Fill out PDF forms with text fields, checkboxes, and radio buttons - Sign PDF documents in seconds – draw your signature or add it from an image - Save your signature to sign contracts, agreements, invoices, and applications faster - Fill, sign, and send forms right from your iPhone – no printing or scanning needed - Supports all major form formats, including AcroForms and static XFA forms ***PREMIUM FEATURES*** EDIT PDFs - Edit text directly in a PDF – just as you would in a Word document - Add, replace, and resize images in your PDFs - Add links to other pages or websites - Add outlines to navigate large PDFs CREATE AND CONVERT PDFs - Create PDFs from Word files, images, and other documents - Convert Word to PDF, JPG to PDF, and PNG to PDF in seconds - Convert PDF to Word, Excel, PowerPoint, JPG, PNG, and TXT MERGE, SPLIT AND ORGANIZE PDFs - Merge and combine multiple PDF files into one - Split PDFs and extract pages into a new file - Add, delete, rotate, and reorder pages with thumbnail preview COMPRESS PDFs - Compress PDFs to reduce file size for email and sharing - Shrink large PDF files to save space on your device SUMMARIZE PDFs WITH AI – PDF COPILOT - List Main Points – get key takeaways from any PDF - Summarize – get concise summaries of entire PDFs or annotations - Ask Anything – find details with AI answers and references - Explain – get instant explanations of words or phrases PROTECT YOUR FILES - Password-protect PDF Expert - Redact – permanently black out sensitive information WORK WITH SCANNED DOCUMENTS - Open scanned PDFs to fill out, sign, annotate, and share CONSTRUCTION TOOLS - Scale and measure drawings with the Measure tab - Polygon, polyline, and redline tools MORE FEATURES - Customizable toolbar - Presentation Mode - Print and share PDFs via email or cloud ONE ACCOUNT FOR ALL YOUR APPLE DEVICES One Premium subscription covers PDF Expert on iPhone, iPad, and Mac – no need to buy versions separately. Read more about our terms and conditions here: https://pdfexpert.com/privacy https://pdfexpert.com/terms Don’t hesitate to reach out to us at http://readdle.com/contact

About

Friend Groups

Features
Read full description

Friend Groups - Learn Names & Faces Fast Learn names with photo quizzes Never forget a name or face again! Friend Groups helps you learn and remember the people in your life through interactive photo quizzes. PERFECT FOR: • New team members joining your workplace • Students learning classmates' names • Sales teams remembering client contacts • Event attendees and conference networking • Teachers learning student names • Healthcare professionals and patient care • Real estate agents and property clients • Anyone who meets lots of new people! KEY FEATURES: Photo-Based Learning Create groups and add people with photos, names, and notes. The visual connection makes memorization faster and more effective. Interactive Quizzes Test yourself with engaging multiple-choice quizzes. See a photo, identify the person - it's that simple! Track your progress and improve retention. Smart Organization Create unlimited groups to organize people by context. Mark important groups as favorites for quick access. Cloud Import Bulk import people from CSV files stored in Google Drive, Dropbox, OneDrive, or local storage. Perfect for quickly adding entire teams or classes. Easy Export Export your groups to share with colleagues or back up your data. Personal Notes Add notes to each person - remembering roles, interests, or context helps build stronger connections. Private & Secure All your data stays on your device. No cloud sync, no data collection, complete privacy. POPULAR USE CASES: → Workplace onboarding: Learn new colleagues fast → Education: Teachers remembering students, students learning classmates → Sales & networking: Never forget a client's name → Healthcare: Remember patients and their preferences → Events & conferences: Turn name badges into lasting connections → Community groups: Build stronger relationships → Real estate: Remember buyers, sellers, and investors HOW IT WORKS: 1. Create a group (e.g., "Sales Team 2025") 2. Add people with photos and names 3. Take a quiz - see a photo, pick the right name 4. Track your progress and master every name! Whether you're meeting a new team, networking at events, or simply want to be better at remembering names, Friend Groups turns the challenge of name memorization into an engaging, effective experience. Download Friend Groups today and never have that awkward "I forgot your name" moment again!

Screenshots

PDF Expert4 screens
Friend Groups4 screens

Verdict

The call

The clearest difference is price: PDF Expert at Free against Friend Groups's $0.99. PDF Expert also leads on update cadence (fortnightly vs every 7 months) and chart position (#65 vs unranked). Friend Groups's advantage is in-app purchases (none vs 12). On 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

PDF Expert is free to download; Friend Groups costs $0.99 up front. PDF Expert sells 10 in-app purchases, starting at $9.99 per month. Friend Groups asks for nothing beyond the download.

UpkeepUpdate frequency

PDF Expert ships an update fortnightly, Friend Groups every 7 months. The most recent releases landed on October 16, 2026 and September 28, 2026 respectively.

Scorecard4 real differences · 7 level
PDF Expert versus Friend Groups: the parameters behind the verdict, then further details
ParameterPDF ExpertFriend Groups
PriceFree — better$0.99
Rating4.7 (216K ratings) — better—
Positive reviews45.5% of reviews—
Number of ratings216K — better—
Update frequencyFortnightly — betterEvery 7 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
Best chart rank#65 — better—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.015.0 — better
Further details — not scored
Size295 MB20 MB
Age rating4+4+
DeveloperReaddle Technologies LimitedSureProgramming LLC

Bugs and requests

PDF Expert

Reported bugs

4 issues
  • Corrupted PDFs after editing
  • Sync issues with cloud storage providers
  • Unexpected loss of annotations and edits
  • Unreliable performance on older iPad models

Requested features

5 requests
  • Improved palm rejection for Apple Pencil
  • Customizable toolbar and annotation presets
  • Better integration with other productivity apps
  • More flexible file management and organization
  • Ability to create fillable PDF forms

Friend Groups

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

PDF Expert

Subscriptions9
  • PDF Expert Premium Trial7 Days trial$9.991 Month
  • PDF Expert Premium No Trial$9.991 Month
  • PDF Expert for Education7 Days trial$39.991 Year
Show 6 more
  • PDF Expert Premium7 Days trial3 variants$49.991 Year
  • PDF Expert Premium New7 Days trial$49.991 Year
  • PDF Expert Premium Existing7 Days trial$49.991 Year
  • PDF Expert – Premium Editing1 Year trial$49.991 Year
  • PDF Expert Mac & iOS Pro7 Days trial$79.991 Year
  • PDF Expert Mac & iOS7 Days trial$79.991 Year
One-time1
  • PDF Expert Basic$9.99
None

Friend Groups

No in-app purchases

Questions

Is PDF Expert free?
PDF Expert is free to download, with in-app purchases available.
Is Friend Groups free?
Friend Groups costs $0.99, with no in-app purchases.
Do PDF Expert or Friend Groups have ads?
Neither PDF Expert nor Friend Groups shows ads.
Which is updated more often, PDF Expert or Friend Groups?
PDF Expert ships an update fortnightly, and Friend Groups every 7 months. Most recently, PDF Expert was updated on October 16, 2026 and Friend Groups on September 28, 2026.

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