Comparison

DWG FastView vs ODEI

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

Head to head
About

DWG FastView

This cross-platform CAD application allows users to view, edit, and create 2D and 3D designs on the go. It supports a wide range of file formats and offers advanced tools for precise drawing, measurement, and annotation, even offline.

Highlights
  • View and edit 2D/3D CAD drawings
  • Supports over 40 3D drawing formats
  • Accurate measurement and annotation tools
  • Export to PDF, BMP, JPG, PNG
  • Offline access and no registration required
  • Full compatibility with AutoCAD (DWG, DXF)
Features
Read full description

Enjoy design anytime anywhere together with more than 100 million users around the world. [3D Modeling]: Supports BIM, Revit, Solidworks, NX, CATIA, Inventor, SolidEdge, ACIS, Pro/E, and other mainstream 3D design software models. Supports browsing over 50 formats of 3D drawings, including .rvt/.sldprt/.sldasm/.asm/.prt/.prt.*/.asm.*/.stp/.step. 3D Features include 3D model assembly part preview, scaling, rotation, sectioning, and explosion; 3D measurement (distance measurement between points, lines, and surfaces, arc length, etc.), 3D annotation; PMI display and hiding; free color matching; viewing and multiple views; DWG FastView is a cross-platform CAD software that meets designers’ demands in all kinds of situation, and fully compatible with AutoCAD (DWG, DXF). Various of CAD features such as: Edit, View, Measure, Dimension, Find text, etc. enables you do real CAD work on the go. 【DWG FastView Highlights】 (1) Accurate and fast access your drawings •Creating, viewing and editing with with easy-to-use advance tools. • There is no limit to how large the file is. • Fully compatibility with AutoCAD. (2) Support export to PDF, BMP, JPG and PNG, and share it to anyone freely • Transfer CAD drawings into PDF format and customize its paper size, orientation, color and so on. • Convert PDF to DWG. (3) No registration & Offline drawings • Simply download DWG FastView and use it immediately with NO REGISTRATION needed. • Without internet, you are able to save your masterpieces in the local workspace. • Drawings from E-mail, Cloud Service or Network Disk like Dropbox, OneDrive, Google Drive, Box or WebDAV can be opened, viewed, edited and shared as well with Internet. (4) Do real CAD work on mobile. • Move, Copy, Rotate, Scale, Color, Measure object, record management results, manage layers and use Layout. • Advanced drawing and editing tools such as trim, offset, dimension and find text. •Set precision and display formats of coordinates, distance and angle. • Zoom in or zoom out a CAD drawing by adjusting the space between two fingers. • Import or download the CAD drawing with its fonts and symbols to the font’s folder in order to display all uncommon fonts. (5) Easily switch between 2D and 3D mode, 3D mode include: 3D Wireframe, Realistic and 3D Hidden with the powerful tools of Layer, Layout, and ten different perspectives viewing. • View 3D models, View different CAD file formats including: RVT, Solidworks, Creo, NX, CATIA, Inventor, SolidEdge and more than 40 formats; • Rotate 3D CAD drawing by touching the drawing area and moving to view the 3D mode comprehensively in 360 degrees. Click the screen to stop rotating and locate the 3D mode at the best perspective. (6)Precise Drawing available, e.g., user can change the number of the coordinates to move the points precisely. • Support 2D absolute coordinates, relative coordinates and polar coordinates and 3D Spherical coordinates and Cylindrical coordinates. (7) Stay connected. Helpful and responsive technical support. Click the “Feedback” button to send your tech problem to us via email. 【Auto-renew Subscription Notification】 Auto-renew Subscription Cycle: Subscriptions are billed monthly and annually at the rate based on the subscription plan. Please choose the subscription cycle you need and confirm before payment. Payment: Payment will be charged to your iTunes、App Store account at purchase confirmation. Cancellation of Subscription: You can turn off auto-renew at any time from your iTunes/App Store account settings; you must do so at least 24 hours before the end of the current subscription period to avoid being billed for the next cycle. Privacy Policy:https://www.gstarcad.com/agreement/privacy-app Terms of Use:http://www.gstarcad.com/Terms-of-use Apple Standard License Agreement(EULA):https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Feedback Email: support@dwgfastview.com

About

ODEI

This app connects construction sites with the office, enabling remote worksite control and real-time project metric access. It helps optimize project management, production, and avoid costly delays through data-driven insights and enhanced coordination.

Highlights
  • Remote worksite control
  • Real-time project metrics
  • Cost and delay optimization
  • Data-driven decision making
  • Improved coordination
  • Remote inspection
  • Access control functionality
Features
Read full description

Control your worksite remotely and access project metrics in real time. Save costs optimizing and avoiding overcosts and delays. --How does it work?-- · Connect the field with the office with our field app. Collect data from everyone in maximum detail. · ODEI processes all information and displays it in teal time so you can have total control and access the most relevant analytics. --Benefits-- + Effectivise project management. Increase the coordination while optimising the information flow. + Optimise production. The analytics allow for a detailed analysis and data-driven decission taking. + Avoid overcosts and delays. Anticipate to problems with real time information. + Total Traceability + Risk minimisation. + Increase quality. Inspect remotely. + Increase safety thanks to access control functionality. --No barriers-- + For everyone. Intuitive design and interface so everyone gets around easily. + Plug & build. Immediate deploy without installation, odei.io up and running within minutes. + Privacy guaranteed. The future of construction is digital. Stay ahead.

Screenshots

DWG FastView4 screens
ODEI4 screens

Verdict

The call

The clearest difference is in-app purchases: ODEI at none against DWG FastView's 6. ODEI also leads on ads (none vs shown) and review sentiment (100% vs 69%). DWG FastView's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence 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. DWG FastView sells 6 in-app purchases, starting at $0.99 per month. ODEI asks for nothing beyond the download.

UpkeepUpdate frequency

DWG FastView ships an update every 4 weeks, ODEI every 2 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

Scorecard5 real differences · 5 level
DWG FastView versus ODEI: the parameters behind the verdict, then further details
ParameterDWG FastViewODEI
PriceFreeFree
Rating4.5 (1.1K ratings) — better—
Positive reviews68.6% of reviews100.0% of reviews — better
Number of ratings1.1K — better—
Update frequencyEvery 4 weeks — betterEvery 2 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size418 MB91 MB
Age rating17+4+
DeveloperGstarsoft Co., Ltdodei.io

Customer experience

DWG FastView

All ratings1,084 ratings
Positive86.8%
Neutral2.6%
Negative10.6%
Written reviews401 reviews
Positive68.6%
Neutral2.7%
Negative28.7%

ODEI

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

DWG FastView

Reported bugs

4 issues
  • Crashes when opening certain DWG files
  • Issues with file uploads and synchronization
  • Incompatibility with some device models
  • Unreliable performance after recent updates

Requested features

5 requests
  • Support for 3D CAD files
  • Improved layer management
  • Better integration with cloud storage services
  • Customizable units and dimensions
  • More advanced drawing and editing tools

ODEI

Not enough reviews yet to summarise bugs or requests.

In-app purchases

6 purchases

DWG FastView

Subscriptions6
  • 1 month$0.991 Month
  • 1 month$7.991 Month
  • 12 months$8.991 Year
Show 3 more
  • 1 month$14.991 Month
  • 12 months$47.991 Year
  • 12 months$69.991 Year
None

ODEI

No in-app purchases

Questions

Is DWG FastView free?
DWG FastView is free to download, with in-app purchases available.
Is ODEI free?
ODEI is free to download, with no in-app purchases.
Do DWG FastView or ODEI have ads?
DWG FastView shows ads; ODEI does not.
Which is updated more often, DWG FastView or ODEI?
DWG FastView ships an update every 4 weeks, and ODEI every 2 months. Most recently, DWG FastView was updated on November 1, 2026 and ODEI on November 3, 2026.

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