Comparison

IOL TrueCast vs 3D

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

Head to head
About

IOL TrueCast

Features
Read full description

International Orthotic Labs’ TrueCast scanning system for orthotics is an innovative technology that enables licensed practitioners to quickly and accurately capture 3D scans of patients' feet. This redesigned scanner not only offers a more intuitive all-in-one experience to scan and submit patient orders, but harnesses the power of Apple TrueDepth technology, which phases out the Structure Sensor Pro and unlocks medical-grade precision scanning with built-in iPad Pro Lidar cameras.

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 β€” 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 β€” 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 β€” 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/

Screenshots

IOL TrueCast3 screens
3D4 screens

Verdict

The call

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

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

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

UpkeepUpdate frequency

IOL TrueCast ships an update monthly, 3D every 2 months. The most recent releases landed on September 14, 2026 and September 23, 2026 respectively.

Scorecard2 real differences Β· 4 level
IOL TrueCast versus 3D: the parameters behind the verdict, then further details
ParameterIOL TrueCast3D
PriceFreeFree
Update frequencyMonthly β€” betterEvery 2 months
AdsNoNo
In-app purchasesNo β€” betterYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.617.2 β€” better
Further details β€” not scored
Size33 MB45 MB
Age rating4+17+
DeveloperInternational Orthotic LabsSidekick Interactive, Inc.

In-app purchases

None

IOL TrueCast

No 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

Questions

Is IOL TrueCast free?
IOL TrueCast is free to download, with no in-app purchases.
Is 3D free?
3D is free to download, with in-app purchases available.
Do IOL TrueCast or 3D have ads?
Neither IOL TrueCast nor 3D shows ads.
Which is updated more often, IOL TrueCast or 3D?
IOL TrueCast ships an update monthly, and 3D every 2 months. Most recently, IOL TrueCast was updated on September 14, 2026 and 3D on September 23, 2026.

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