Comparison

3D vs Black Octopus 3D

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

Head to head
About

3D

Features
Read full description

Capture Precise 3D Scans. Faster. Easier. Built for O&P. 3D-Sidekick is the go-to scanning app for orthotists and prosthetists who need high-quality 3D models โ€” without the complexity. Whether you're scanning a limb, foot, or any body-part, 3D-Sidekick delivers clean, accurate results in seconds. Built specifically for O&P workflows, it helps you: Save time with fast, intuitive scanning Capture clean, usable scans โ€” every time Attach picture, forms or information to your scans before exporting Export in STL or OBJ formats ready for your design tools Compatible with TrueDepth and Structure Sensor, and powered by the proven Structure SDK, 3D-Sidekick combines medical-grade performance with ease of use. Forget clunky tools or generic scanners โ€” this is scanning done right for O&P professionals. Privacy Policy: https://skhosting.blob.core.windows.net/policies/3d-sidekick-privacy-policy-EN.html Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Black Octopus 3D

Features
Read full description

This app uses the Structure SDK / TrueDepth camera for 3D scanning. Supported device list (updated regularly): https://techmed3d.zohodesk.com/portal/en/kb/articles/minimun-device-requirements Elevate your orthopaedic service delivery with Black Octopus 3D powered by TechMed, the cutting-edge application tailored for healthcare professionals by Black Octopus Ltd. As a leader in orthopaedic devices utilizing advanced 3D printing and carving technologies, Black Octopus combines innovation with precision to revolutionize patient care. Features: Rapid Digital Data Acquisition: Seamlessly capture accurate digital scans of body segments, enabling faster and more precise orthopaedic assessments. Customized Orthopaedic Solutions: From head to toe, design fully custom orthopaedic braces that cater to individual patient needs, enhancing comfort and therapeutic effectiveness. Efficient Dispatch System: Instantly send and receive digital scans, streamlining the workflow between clinicians and fabrication units to accelerate the production of personalized orthopaedic devices. User-Friendly Interface: Designed with healthcare professionals in mind, our intuitive interface ensures easy navigation and efficient data management. State-of-the-Art 3D Technology: Leverage industrial-grade 3D printing and carving capabilities for superior-quality orthopaedic devices. Join the forefront of digital orthopaedics transformation with Black Octopus' Tech Med 3D Size Me. Embrace technology, enhance accuracy, and provide your patients with tailor-made solutions that promote healing and mobility.

Screenshots

3D4 screens
Black Octopus 3D3 screens

Verdict

The call

The clearest difference is in-app purchases: Black Octopus 3D at none against 3D's 3. Black Octopus 3D also leads on update cadence (every 9 days vs every 2 months) and iOS requirement (15.0 vs 17.2). On price, ads and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. 3D sells 3 in-app purchases, starting at $19.99 per 7 days. Black Octopus 3D asks for nothing beyond the download.

UpkeepUpdate frequency

3D ships an update every 2 months, Black Octopus 3D every 9 days. The most recent releases landed on October 25, 2026 and October 12, 2026 respectively.

Scorecard3 real differences ยท 3 level
3D versus Black Octopus 3D: the parameters behind the verdict, then further details
Parameter3DBlack Octopus 3D
PriceFreeFree
Update frequencyEvery 2 monthsEvery 9 days โ€” better
AdsNoNo
In-app purchasesYesNo โ€” better
DevicesiPhone, iPadiPhone, iPad, iPod โ€” better
Requires iOS17.215.0 โ€” better
Further details โ€” not scored
Size45 MB146 MB
Age rating17+17+
DeveloperSidekick Interactive, Inc.TechMed 3D

In-app purchases

3 purchases

3D

Subscriptions3
  • Weekly Plan7 Days trial$19.997 Days
  • Monthly Plan7 Days trial$49.991 Month
  • Annual Plan7 Days trial$499.991 Year
None

Black Octopus 3D

No in-app purchases

Questions

Is 3D free?
3D is free to download, with in-app purchases available.
Is Black Octopus 3D free?
Black Octopus 3D is free to download, with no in-app purchases.
Do 3D or Black Octopus 3D have ads?
Neither 3D nor Black Octopus 3D shows ads.
Which is updated more often, 3D or Black Octopus 3D?
3D ships an update every 2 months, and Black Octopus 3D every 9 days. Most recently, 3D was updated on October 25, 2026 and Black Octopus 3D on October 12, 2026.

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