Comparison

Drawboard PDF Annotate, Markup vs Camera Stacks

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

Head to head
About

Drawboard PDF Annotate, Markup

Enhance your PDF workflow with powerful annotation and markup tools. This app offers a dynamic and intuitive experience for editing, drawing, and adding text to your documents. Access your work across multiple devices and collaborate in real-time.

Highlights
  • Dynamic PDF annotation tools
  • Cross-platform access and cloud sync
  • Real-time collaboration
  • Insert text, images, lines, and shapes
  • Convert images to PDF
  • Redact sensitive information (Pro)
  • Measurement tools (Pro)
Features
Read full description

Powerful PDF tools at your fingertips. The latest PDF technology and software for a better experience. With an intuitive UI designed for delight – there’s a better way to PDF! Do your best work with Drawboard. - Dynamic PDF tools that feel good to use - Multi-platform access and storage. Where you are, your work is. - Paperless. A way of working for a sustainable future TOOLS FOR EVERY JOB Fast, responsive, and accurate markup tools. Draw with best-in-class ink for flawless Apple Pencil hand-feel and finally replace pen and paper. CROSS-PLATFORM ACCESS ON ANY DEVICE Upload your annotated PDFs to the cloud and mark up with others in real time with instant sync. Go Pro in-app for additional storage capacity and advanced features. WORK YOUR WAY Customize your workspace by docking your favorite tools and build a toolbar that works for you! MORE - Text review markup - freehand highlighter, text highlighter, underline, strikeout, squiggly on PDF. - Insert lines and shapes - cloud tool, rectangle, ellipse, line, arrow, polygon and polyline on PDF. - Add text with a range of fonts and text styling options - Insert images and camera photos onto PDFs. - Convert JPG and PNG image files to PDF. - Write, annotate, ink and draw on PDFs. - Customize and edit annotation colors, stroke widths, and opacities. - Create new blank PDF documents of different size, color, orientation and page count. - Insert, rotate and delete PDF pages. - Open, read, mark up and save large and complex PDF documents. GET MORE WITH PRO - Redact text and sections of your PDF documents - Measure elements on your page with length and area measurement tools and smart page calibration - Add callouts, hyperlinks and audio notes to your documents - On-page ruler - measure objects on your page with the ease of using a tape measure

About

Camera Stacks

Read full description

Camera Stacks is the essential photo documentation tool designed specifically for construction professionals, site inspectors, and project managers. Streamline your site documentation process with powerful organization and annotation features. KEY FEATURES: Professional Photo Documentation • High-quality photo capture optimized for construction sites • Organized photo stacks for systematic documentation • Quick-access camera controls for rapid site documentation • Real-time photo annotation and markup tools Location Intelligence • Automatic geolocation tagging for every photo • Site-specific photo organization • Location-based photo sorting and filtering • Precise documentation of photo capture locations Construction-Specific Tools • Draw and highlight structural details • Mark defects and areas of concern • Add professional annotations to photos • Create detailed visual documentation Efficient Workflow • Instant photo organization into project stacks • Rapid multi-photo capture • Seamless photo library integration Quality Control • High-resolution photo capture • Clear documentation of construction progress • Detailed defect documentation (coming soon) • Professional reporting capabilities (coming soon) Perfect for: • Construction Site Managers • Quality Control Inspectors • Building Inspectors • Project Managers • Safety Officers • Construction Documentation Specialists • Site Supervisors • Quality Assurance Teams Camera Stacks helps construction professionals maintain detailed visual records of: • Construction Progress • Site Conditions • Quality Control Inspections • Safety Compliance • Defect Documentation • Project Milestones • Site Safety Conditions • Construction Details All photos are stored locally on your device, ensuring your documentation remains secure and easily accessible.

Screenshots

Drawboard PDF Annotate, Markup4 screens
Camera Stacks3 screens

Verdict

The call

The clearest difference is in-app purchases: Camera Stacks at none against Drawboard PDF Annotate, Markup's 8. Camera Stacks also leads on iOS requirement (15.1 vs 17.0). On price, update cadence, ads and device support 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. Drawboard PDF Annotate, Markup sells 8 in-app purchases, starting at $5.99 per month. Camera Stacks asks for nothing beyond the download.

UpkeepUpdate frequency

Drawboard PDF Annotate, Markup ships an update weekly, Camera Stacks every 6 days. The most recent releases landed on October 12, 2026 and October 5, 2026 respectively.

Scorecard2 real differences · 8 level
Drawboard PDF Annotate, Markup versus Camera Stacks: the parameters behind the verdict, then further details
ParameterDrawboard PDF Annotate, MarkupCamera Stacks
PriceFreeFree
Rating4.8 (1.9K ratings) — better—
Positive reviews64.4% of reviews—
Number of ratings1.9K — better—
Update frequencyWeeklyEvery 6 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, Mac — betteriPhone, iPod
Requires iOS17.015.1 — better
Further details — not scored
Size96 MB24 MB
Age rating4+4+
DeveloperDrawboard Pty LtdEDISON BOTOR

Bugs and requests

Drawboard PDF Annotate, Markup

Reported bugs

5 issues
  • Annotations not syncing properly between devices
  • Unexpected loss of work and unsaved changes
  • Scrolling and page navigation issues
  • Compatibility problems with certain PDF files
  • Text input box disappearing after scrolling

Requested features

5 requests
  • Add page flattening and form filling options
  • Improve eraser tool and precision
  • Implement a dark mode
  • Provide better organization and folder support
  • Add more customization options for tools and UI

Camera Stacks

Not enough reviews yet to summarise bugs or requests.

In-app purchases

8 purchases

Drawboard PDF Annotate, Markup

Subscriptions6
  • Pro Lite7 Days trial$5.991 Month
  • Pro Plus7 Days trial$9.991 Month
  • Pro Unlimited7 Days trial$18.991 Month
Show 3 more
  • Pro Lite7 Days trial$49.991 Year
  • Pro Plus7 Days trial$83.901 Year
  • Pro Unlimited7 Days trial$159.991 Year
One-time2
  • Pro Plus$10.00
  • Pro Unlimited$20.00
None

Camera Stacks

No in-app purchases

Questions

Is Drawboard PDF Annotate, Markup free?
Drawboard PDF Annotate, Markup is free to download, with in-app purchases available.
Is Camera Stacks free?
Camera Stacks is free to download, with no in-app purchases.
Do Drawboard PDF Annotate, Markup or Camera Stacks have ads?
Neither Drawboard PDF Annotate, Markup nor Camera Stacks shows ads.
Which is updated more often, Drawboard PDF Annotate, Markup or Camera Stacks?
Drawboard PDF Annotate, Markup ships an update weekly, and Camera Stacks every 6 days. Most recently, Drawboard PDF Annotate, Markup was updated on October 12, 2026 and Camera Stacks on October 5, 2026.

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