Comparison

Douglas 3D Sizing vs IOL3D LIDAR

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

Head to head

About

Douglas 3D Sizing

Features

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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 The Douglas 3D sizing app assist in accurate measurements of the athlete's body to assist in the development of custom made products.

About

IOL3D LIDAR

Features

Read full description

IOL3D Lidar is a 3D scanning app by Integrated Orthotic Lab using Lidar. Designed for digitally scanning feet for custom orthotics proudly made in USA. Built for use with Apple Lidar.

Screenshots

Douglas 3D Sizing1 screens

IOL3D LIDAR4 screens

Verdict

The call

The clearest difference is iOS requirement: Douglas 3D Sizing at 15.0 against IOL3D LIDAR's 17.2. On price, update cadence, ads and in-app purchases 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.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 10, 2026 and October 7, 2026 respectively.

Scorecard1 real difference · 5 level

Douglas 3D Sizing versus IOL3D LIDAR: the parameters behind the verdict, then further details
Parameter	Douglas 3D Sizing	IOL3D LIDAR
Price	Free	Free
Update frequency	Every 2 months	Every 2 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod — better	iPhone, iPad
Requires iOS	15.0 — better	17.2
Further details — not scored
Size	126 MB	32 MB
Age rating	17+	17+
Developer	TechMed 3D	James Ludlow

In-app purchases

None

Douglas 3D Sizing

No in-app purchases

None

IOL3D LIDAR

No in-app purchases

Questions

Is Douglas 3D Sizing free?

Douglas 3D Sizing is free to download, with no in-app purchases.

Is IOL3D LIDAR free?

IOL3D LIDAR is free to download, with no in-app purchases.

Do Douglas 3D Sizing or IOL3D LIDAR have ads?

Neither Douglas 3D Sizing nor IOL3D LIDAR shows ads.

Which is updated more often, Douglas 3D Sizing or IOL3D LIDAR?

Douglas 3D Sizing ships an update every 2 months, and IOL3D LIDAR every 2 months. Most recently, Douglas 3D Sizing was updated on October 10, 2026 and IOL3D LIDAR on October 7, 2026.