Comparison

Onshape 3D CAD vs E

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

Head to head
About

Onshape 3D CAD

This professional CAD platform enables real-time collaboration on product design from any device. It offers parametric modeling tools, secure cloud storage, and version control, streamlining the design process for teams and individuals. Supports students and educators with free access for non-commercial projects.

Highlights
  • Parametric modeling tools
  • Real-time team collaboration
  • Cloud-based data management
  • Cross-device access
  • Version control and history
  • Commenting and feedback tools
Read full description

Onshape is a full mechanical CAD platform designed for professional users and extended teams. Create, edit, collaborate, and comment in real time with others from any computer or mobile device with an internet connection (free sign-up required). With Onshape’s secure cloud workspace teams can work together from anywhere on any device without the hassles of file management, IT overhead, and license key distribution, helping engineers focus more on doing their best work. Parametric CAD: • Design parts together in Part Studios with a full suite of parametric modeling tools • Create mechanical Assemblies to capture complex motion Ease of Access: • Create, edit, and view from any computer or mobile device (internet connection required) • Begin a project from one device and seamlessly continue from another Collaboration: • Instantly share your CAD data with your teams and partners. Monitor, change, and revoke permissions at any time • Work together with other users and view changes in real-time as they are made • Use Follow mode to see exactly what your teammate sees and add suggestions using Onshape’s built-in commenting tools Data Management: • Maintain a single source of truth for your data, no more sending around or checking in and out of files • Never worry about losing your work, all of your changes are saved automatically • Explore multiple design ideas in parallel and create professional release and approval processes for your designs Onshape for iOS also features Apple Pencil support for more intuitive sketching, navigation, and precise selection. Onshape proudly supports students and educators free of charge and is available free for non-commercial projects in an open-source public work space. Since Onshape is updated every few weeks with dozens of new features and user-requested enhancements, keep an eye out for update notifications from the Apple App Store.

About

E

Control and monitor Gema OptiStar 4.0 electrostatic coating equipment in real time. View and adjust coating parameters, track productivity data, and manage equipment configuration. Includes automated firmware updates and diagnostic reporting.

Highlights
  • Real-time equipment control
  • Coating parameter adjustment
  • Productivity data monitoring
  • Data export to PDF
  • Maintenance countdown timers
  • Automated firmware updates
  • Diagnostic data retrieval
Features
Read full description

With the useful functions of Gema‘s Electrostatic App you control and monitor your Gema OptiStar 4.0 equipment in real time: Application: All essential OptiStar 4.0 coating parameters are clearly visible on a Smart Device and can be directly adjusted and controlled. Designed for use with manual or automated Gema equipment. Line Management: View coating process productivity data on the device, and export the data in a PDF file. Important statistics and cost calculations from production are automatically generated. Maintenance countdown timers can easily be viewed at the touch of a button. Setup: With this function the configuration of the OptiStar 4.0 is defined. For automated equipment use, OptiStar 4.0 can be controlled as single device or in a group of control units. System information and diagnostic data are easily retrievable and can be sent via e-mail. The automated firmware update keeps your OptiStar 4.0 up to date.

Screenshots

Onshape 3D CAD4 screens
E4 screens

Verdict

The call

The clearest difference is review sentiment: Onshape 3D CAD at 47% against E's 0%. Onshape 3D CAD also leads on rating (3.5 vs 2.7) and update cadence (every 3 weeks vs every 9 months). E's advantage is monetization model (free vs free with in-app purchases) and iOS requirement (14.3 vs 18.0). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Onshape 3D CAD holds the better App Store score, 3.5 against 2.7. That said, the two scores are not equally well evidenced: Onshape 3D CAD has 412 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 47% of Onshape 3D CAD's written reviews are positive against 0% of E's.

UpkeepUpdate frequency

Onshape 3D CAD ships an update every 3 weeks, E every 9 months. The most recent releases landed on October 10, 2026 and October 5, 2026 respectively.

Scorecard6 real differences · 4 level
Onshape 3D CAD versus E: the parameters behind the verdict, then further details
ParameterOnshape 3D CADE
PriceFreeFree
Rating3.5 (412 ratings) — better2.7 (7 ratings)
Positive reviews47.4% of reviews — better0.0% of reviews
Number of ratings412 — better7
Update frequencyEvery 3 weeks — betterEvery 9 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPadiPhone, iPod
Requires iOS18.014.3 — better
Further details — not scored
Size77 MB108 MB
Age rating4+4+
DeveloperPTC Inc.Gema Switzerland GmbH

Customer experience

Onshape 3D CAD

All ratings412 ratings
Positive61.7%
Neutral5.8%
Negative32.5%
Written reviews424 reviews
Positive47.4%
Neutral6.4%
Negative46.2%

E

All ratings7 ratings
Positive42.9%
Neutral0.0%
Negative57.1%
Written reviews2 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

Onshape 3D CAD

Reported bugs

5 issues
  • Frequent crashes and freezes
  • Dimensions not visible/editable
  • Rotation/view controls unreliable
  • Unable to create account
  • Incompatible with older devices

Requested features

5 requests
  • Add keyboard shortcuts
  • Improve dimensioning tools
  • Allow private file storage
  • Optimize for iPad/Apple Pencil
  • Provide better documentation/tutorials

E

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Onshape 3D CAD

No in-app purchases

None

E

No in-app purchases

Questions

Is Onshape 3D CAD free?
Onshape 3D CAD is free to download, with no in-app purchases.
Is E free?
E is free to download, with no in-app purchases.
Which has better reviews, Onshape 3D CAD or E?
Onshape 3D CAD is rated higher. Onshape 3D CAD averages 3.5 out of 5 from 412 ratings, while E averages 2.7 from 7 ratings.
Do Onshape 3D CAD or E have ads?
Neither Onshape 3D CAD nor E shows ads.
Which is updated more often, Onshape 3D CAD or E?
Onshape 3D CAD ships an update every 3 weeks, and E every 9 months. Most recently, Onshape 3D CAD was updated on October 10, 2026 and E on October 5, 2026.

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