Comparison

Prusa vs Viewra 3D

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

Head to head
About

Prusa

Monitor and manage your 3D printers remotely. Control print parameters, receive notifications for print status, and integrate with model repositories and slicing software. Easily add new printers and cameras, with options for cloud or on-premises storage.

Highlights
  • Real-time printer overview
  • Remote print management
  • Temperature, speed, flow control
  • Push notifications
  • Printables.com integration
  • EasyPrint slicing integration
  • NFC printer setup
Features
Read full description

Key Features - Real-time overview of all your Prusa 3D printers in Prusa Connect - Remote printer management. Start, pause, or stop prints directly from the App - Temperature, speed, flow, and position control - Push notifications when prints finish, schedules color changes, and everything else - Integration with Printables.com - browse and start printing - EasyPrint integration - Slice wherever you are, directly from the Prusa App - Add new 3D printers to Prusa Connect using the App - Add and control Buddy3D cameras with all available features - Cloud and on-premises printer storage - NFC printer setup - Team management - Belt tuner - Easily accessible print queue - Focus on privacy and security We plan to keep adding useful new features over time. We would love to hear your feedback!

About

Viewra 3D

Features
Read full description

Viewra 3D is a local-first 3D model viewer designed for private and smooth file viewing. No account registration or cloud upload required. Supports a wide range of 3D and CAD/BIM formats, including 3DM, 3DS, 3MF, AMF, BIM, BREP, DAE, FBX, FCStd, GLTF, IFC, IGES, STEP, STL, OBJ, OFF, PLY, and WRL. * Model Tree Show or hide model nodes by hierarchy to focus on specific structures and parts. * Section View Inspect internal structures and hidden components with interactive sectioning. * Exploded View Separate assembly components for a clearer understanding of part relationships. * Screenshot Export Capture the current view and export high-resolution images for sharing or documentation. * Multi-Format Export Export models to STL, PLY, GLB, OFF, 3DM, BIM, and other 3D formats for easier collaboration and data exchange. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Prusa4 screens
Viewra 3D4 screens

Verdict

The call

The clearest difference is in-app purchases: Prusa at none against Viewra 3D's 3. Prusa also leads on iOS requirement (15.0 vs 18.6). 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. Viewra 3D sells 3 in-app purchases, starting at $2.99 per month. Prusa asks for nothing beyond the download.

UpkeepUpdate frequency

Prusa ships an update every 5 weeks, Viewra 3D every 2 months. The most recent releases landed on September 24, 2026 and September 9, 2026 respectively.

Scorecard2 real differences · 8 level
Prusa versus Viewra 3D: the parameters behind the verdict, then further details
ParameterPrusaViewra 3D
PriceFreeFree
Rating4.0 (104 ratings) — better—
Positive reviews51.0% of reviews—
Number of ratings104 — better—
Update frequencyEvery 5 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, Mac
Requires iOS15.0 — better18.6
Further details — not scored
Size101 MB112 MB
Age rating17+4+
DeveloperPrusa Research a.s.Shenzhen Seize Times E-Commerce Co., Ltd.

In-app purchases

None

Prusa

No in-app purchases

3 purchases

Viewra 3D

Subscriptions2
  • Viewra 3D Pro (1 Month)$2.991 Month
  • Viewra 3D Pro (1 Year)$29.991 Year
One-time1
  • Viewra 3D Pro (Lifetime)$79.99

Questions

Is Prusa free?
Prusa is free to download, with no in-app purchases.
Is Viewra 3D free?
Viewra 3D is free to download, with in-app purchases available.
Do Prusa or Viewra 3D have ads?
Neither Prusa nor Viewra 3D shows ads.
Which is updated more often, Prusa or Viewra 3D?
Prusa ships an update every 5 weeks, and Viewra 3D every 2 months. Most recently, Prusa was updated on September 24, 2026 and Viewra 3D on September 9, 2026.

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