Comparison

CAD FastView vs SiteWorks 2

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

Head to head
About

CAD FastView

View, convert, and print CAD drawings on your mobile device. Supports DWG, DXF, and PDF formats with iCloud sync and Wi-Fi printing. Ideal for architects, engineers, and construction professionals.

Highlights
  • Fast DWG/DXF viewing
  • Convert drawings to PDF
  • Wi-Fi printing
  • iCloud synchronization
  • Layer layout management
  • Multiple viewing options
Features
Read full description

CAD FastView is a multifunctional CAD drawing viewer and sharing app that supports a wide range of CAD formats. It lets you quickly open and view CAD drawings in formats such as DWG, DXF, DWT, DWS, DWF, STEP, STL, IFC, IGES, BREP, FCStd and more. It also supports opening 3D file formats including OBJ, FBX, GLTF, GLB, 3DS and DAE with 2D projection viewing. You can also convert CAD drawings to PDF, print drawings, sync files with iCloud, and manage your drawings with ease. Used by millions of professionals worldwide, including architects, engineers, construction specialists, field technicians, and contractors from various industries. Whether it's mechanical drafting, electrical design, civil engineering, or interior decoration, CAD FastView can handle it all effortlessly! Committed to creating a mobile product that satisfies CAD users globally, CAD FastView provides users with high-quality products and services and continually improves product quality while developing more practical features. ---------------------------------- [Core Features] 1. Wide CAD Format Support: - CAD Formats: Supports DWG, DXF, DWT, DWS, DWF, STEP, STL, IFC, IGES, BREP, FCStd & more. - 3D Formats: Open OBJ, FBX, GLTF, GLB, 3DS, DAE & more with 2D projection viewing. Easily import and open CAD files from Files, other apps, or transfer them via Wi-Fi. 2. Perfect High-Definition Display: Enjoy lossless zoom capabilities to view fine details. It automatically matches thousands of fonts to eliminate missing character or text encoding issues. Provides layer layout management and multiple viewing background modes. 3. One-Click iCloud Sync: Seamlessly sync your drawings to iCloud and access them across your iPhone, iPad, and Mac computers. Check the latest blueprints on your mobile device directly at the construction site. 4. CAD to PDF Conversion: Convert CAD drawings to high-definition PDF files with just one click. Easily share via social media or email, making team communication barrier-free. ---------------------------------- [Premium Member Benefits] - Import drawings unlimited times; - Unlimited high-definition viewing; - Unlimited CAD to PDF conversion; - Enjoy permanent pop-up ads; - Access to all premium features. Subscription Details: Subscription periods: One week, One month, One year. Payment: Payment will be charged directly to your iTunes account upon confirmation of purchase. Cancel renewal: To cancel the renewal, please manually turn off the auto-renewal feature in your iTunes/Apple ID settings at least 24 hours before the current subscription period expires. Renewal: Your Apple iTunes account will be charged within 24 hours prior to expiration. Upon successful payment, the subscription will be extended by one period. Free Trial: Any unused portion of a free trial period will be forfeited when the user purchases a subscription. Privacy Policy: https://www.cadview.cn/privacy_policy.html User Agreement: https://www.cadview.cn/user_agreement.html Subscription Terms: https://www.cadview.cn/SubscriptionTerms.html

About

SiteWorks 2

Streamline construction site supervision with collaborative tools for tracking observations, creating punch lists directly on drawings, and generating customizable reports. Seamless iCloud integration keeps your team updated across devices, saving time and eliminating paper.

Highlights
  • Collaborative site supervision
  • Track observations on drawings
  • Generate PDF, Word, Excel, CSV reports
  • iCloud integration for team updates
  • Effortless defect tracking
  • Customizable project management
  • Site dashboard with real-time status
Features
Read full description

Collaborative site supervision on iPhone, iPad and Mac Eliminate the need for paper drawings and manual snag/punch list creation. Track detailed observations directly on drawings and instantly generate reports in PDF, Word, Excel, and CSV formats. With iCloud integration, you and your team will always stay updated. Get ready to save time! To access SiteWorks 2 features and content, you will need to purchase a subscription or an unlimited license. New users get 2 weeks of free trial to test the app with both the monthly and yearly subscriptions. If cancelled before the end of the trial period the subscriptions won't be charged. # Mensual subscription:  Pay monthly for all app features and content access. # Annual subscription: Pay annually for all app features and content access. # Unlimited license: Pay once for all app features and content access. See detail infos about licenses:  https://documentation.siteworks.io/license-intallation-purchase-promocode Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Effortless defect tracking Add detailed observations, punch/snag list items directly onto your PDF drawings, exactly where contractors and your team need to see them Create personalized lists to track general observations. Track progress over time: - Status (opened, in progress, finished, closed) - Package and stakeholders - Detailed description - Photos and annotations - Comments - Edit history Efficient and streamlined project management Tailored projects - Projects visuals, - Packages and stakeholders lists, - iCloud Collaborators with read or read/write permissions, - Reports customization (format, layout, content, logo, etc), - Standardized descriptions, - Numbering system for observations, - Project templates. Drawings always at hand - All your drawings are stored centrally in each project's library, available anytime, whether you're using your iPhone, iPad, or Mac. - Structured follow-ups - Create unlimited follow-ups to keep your annotated drawings and observation lists well-organized. Site dashboard - Get a real-time snapshot of your observation statuses and easily access recently updated or due items. - Check resolution statistics for each package. - Tap any observation on the dashboard to jump directly to the detailed on-drawing view. - Easily view observations assigned to specific packages and stakeholders, and tap to instantly access detailed on-drawing observations. Tailored reports Generate, archive, and share unlimited customized reports, punch/snag lists. Available formats: - PDF - Word - Excel - CSV Fully customizable reports: - Company and project logo, - Report title and description, - Paper format and orientation, - Drawings dimensions, - Report content (packages, statuses, photos, statistics, etc.), - Photo sizes, and more. Always on the same page With seamless iCloud integration, SiteWorks 2 allows you to share any project with team members and stakeholders in read-only or read/write modes, just like your favorite native apps. Simply tap the share button, choose collaborators, and start working together on your project—everything syncs automatically. Work seamlessly from any device Switching between your Mac, iPad, and iPhone is effortless with SiteWorks 2. Start a project on your iPad at home, continue on your iPhone at the construction site, and finish on your Mac at the office — your data stays with you every step of the way. With Handoff, moving between devices has never been easier. Quick and easy data import/export Effortlessly import and export your drawings, photos, reports, and more through multiple options: - Using the Files app or Finder (compatible with third-party cloud services, - Through the Mail app, - Via WebDAV by connecting to your WebDAV server from the app - From your Photo library or Camera, - Through any app that supports document import and export

Screenshots

CAD FastView4 screens
SiteWorks 24 screens

Verdict

The call

The clearest difference is review sentiment: SiteWorks 2 at 88% against CAD FastView's 33%. SiteWorks 2 also leads on rating (5.0 vs 4.0). CAD FastView's advantage is ratings volume (50 vs 2) and iOS requirement (15.6 vs 17.0). On price, update cadence, ads and in-app purchases 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. CAD FastView sells 3 in-app purchases, starting at $6.99 per 7 days and SiteWorks 2 sells 3 in-app purchases, starting at $17.00 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

SiteWorks 2 holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: CAD FastView has 50 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 33% of CAD FastView's written reviews are positive against 88% of SiteWorks 2's.

UpkeepUpdate frequency

CAD FastView ships an update fortnightly, SiteWorks 2 every 3 weeks. The most recent releases landed on September 22, 2026 and September 21, 2026 respectively.

Scorecard4 real differences · 6 level
CAD FastView versus SiteWorks 2: the parameters behind the verdict, then further details
ParameterCAD FastViewSiteWorks 2
PriceFreeFree
Rating4.0 (50 ratings)5.0 (2 ratings) — better
Positive reviews33.3% of reviews87.5% of reviews — better
Number of ratings50 — better2
Update frequencyFortnightly — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, Mac
Requires iOS15.6 — better17.0
Further details — not scored
Size33 MB88 MB
Age rating4+4+
Developer镇源 余CyberWorks

Customer experience

CAD FastView

All ratings50 ratings
Positive72.0%
Neutral6.0%
Negative22.0%
Written reviews6 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

SiteWorks 2

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews16 reviews
Positive87.5%
Neutral0.0%
Negative12.5%

In-app purchases

3 purchases

CAD FastView

Subscriptions3
  • Weekly3 Days trial$6.997 Days
  • Monthly3 Days trial$12.991 Month
  • Yearly3 Days trial$29.991 Year
3 purchases

SiteWorks 2

Subscriptions2
  • Monthly subscription14 Days trial$17.001 Month
  • Yearly subscription14 Days trial$59.001 Year
One-time1
  • SiteWorks 2 unlimited$149.00

Questions

Is CAD FastView free?
CAD FastView is free to download, with in-app purchases available.
Is SiteWorks 2 free?
SiteWorks 2 is free to download, with in-app purchases available.
Which has better reviews, CAD FastView or SiteWorks 2?
SiteWorks 2 is rated higher. CAD FastView averages 4.0 out of 5 from 50 ratings, while SiteWorks 2 averages 5.0 from 2 ratings.
Do CAD FastView or SiteWorks 2 have ads?
Neither CAD FastView nor SiteWorks 2 shows ads.
Which is updated more often, CAD FastView or SiteWorks 2?
CAD FastView ships an update fortnightly, and SiteWorks 2 every 3 weeks. Most recently, CAD FastView was updated on September 22, 2026 and SiteWorks 2 on September 21, 2026.

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