Comparison

ImageSpace vs just3d

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

Head to head
About

ImageSpace

Transform your LiDAR-equipped device into a 3D scanner for spaces. Create detailed floor plans, capture precise measurements, and annotate rooms. Enjoy on-device processing and seamless exporting for your projects.

Highlights
  • Comprehensive space scanning
  • Accurate measurements and annotations
  • Professional floor plan generation
  • Integrated photography for detail
  • Speech transcription for notes
  • On-device processing
  • Seamless exporting
Features
Read full description

Transform your iPhone Pro into a powerful 3D scanning tool with ImageSpace. Effortlessly create precise 3D scans and detailed floor plans of entire spaces, all from your device. Key Features: • Comprehensive Scanning: Don’t stop at just one room; capture your entire home in a single session. • Accurate Measurements: Utilize intuitive tools within the app to obtain precise measurements. • Detailed Annotations: Annotate rooms and generate professional floor plans effortlessly. • Integrated Photography: Take high-quality photos while scanning for added detail. • Speech transcription: Take notes along with imagery as you are scanning. • Easy Browsing: Automatically browse and search through the imagery captured during your scan. • Seamless Exporting: Export your scans to your preferred tools for further processing. • Flexible Scanning: Pause your scan anytime, review your progress, and resume without hassle. • Optimized Accuracy: ImageSpace optimizes your scans to minimize drift and misalignment. • On-Device Processing: Enjoy full functionality without needing cloud services or internet access. • Automatic measurements: Quickly see the dimensions without manual interface. • Sharing: Upload your scans to ImageSpace.app and share them on the web. • Textured mesh, point cloud, ColMap, Mipnerf output formats Requirements: ImageSpace requires a LiDAR-equipped iPhone (12/13/14/15/16 Pro) or iPad (2021/2022/2023 Pro). Privacy Policy: https://imagespace.app/privacy.html Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

just3d

This app utilizes LiDAR technology to create 3D scans of objects and environments. It is compatible with specific iPhone and iPad Pro models equipped with a LiDAR sensor. Users can capture detailed 3D models for various applications.

Highlights
  • LiDAR 3D scanning
  • Object and environment scanning
  • High-detail 3D model creation
  • Compatible with specific iPhone/iPad Pro models
Read full description

Due to the use of lidar sensor, only iPhone 12 Pro and Pro Max, iPhone 13 Pro and Pro Max, iPhone 14 Pro and Pro Max, iPhone 15 Pro and Pro Max and 2020+ iPad Pro are supported. Please do not download this app if your device without lidar sensor. Terms of Use: https://api.just3d.ai/v2/just3d_service_terms Privacy Policy: https://api.just3d.ai/v2/just3d_privacy_policy

Screenshots

ImageSpace4 screens
just3d4 screens

Verdict

The call

The clearest difference is review sentiment: just3d at 100% against ImageSpace's 57%. just3d also leads on rating (5.0 vs 4.0) and in-app purchases (none vs 3). ImageSpace's advantage is update cadence (every 11 days vs every 3 months) and ratings volume (11 vs 2). On price, 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. ImageSpace sells 3 in-app purchases, starting at $39.99 per month. just3d asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

just3d holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: ImageSpace has 11 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 57% of ImageSpace's written reviews are positive against 100% of just3d's.

UpkeepUpdate frequency

ImageSpace ships an update every 11 days, just3d every 3 months. The most recent releases landed on October 15, 2026 and October 12, 2026 respectively.

Scorecard7 real differences · 3 level
ImageSpace versus just3d: the parameters behind the verdict, then further details
ParameterImageSpacejust3d
PriceFreeFree
Rating4.0 (11 ratings)5.0 (2 ratings) — better
Positive reviews57.1% of reviews100.0% of reviews — better
Number of ratings11 — better2
Update frequencyEvery 11 days — betterEvery 3 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemiumFree — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS26.017.0 — better
Further details — not scored
Size356 MB1 MB
Age rating4+17+
DeveloperImageSpace LLCBJ Feitan Technology

Customer experience

ImageSpace

All ratings11 ratings
Positive72.7%
Neutral0.0%
Negative27.3%
Written reviews7 reviews
Positive57.1%
Neutral14.3%
Negative28.6%

just3d

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

ImageSpace

Subscriptions2
  • ImageSpace Pro7 Days trial$39.991 Month
  • ImageSpace Pro7 Days trial$249.991 Year
One-time1
  • 30 Days of Pro$49.99
None

just3d

No in-app purchases

Questions

Is ImageSpace free?
ImageSpace is free to download, with in-app purchases available.
Is just3d free?
just3d is free to download, with no in-app purchases.
Which has better reviews, ImageSpace or just3d?
just3d is rated higher. ImageSpace averages 4.0 out of 5 from 11 ratings, while just3d averages 5.0 from 2 ratings.
Do ImageSpace or just3d have ads?
Neither ImageSpace nor just3d shows ads.
Which is updated more often, ImageSpace or just3d?
ImageSpace ships an update every 11 days, and just3d every 3 months. Most recently, ImageSpace was updated on October 15, 2026 and just3d on October 12, 2026.

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