Comparison

KIRI Engine vs Pixel 3D

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

Head to head
About

KIRI Engine

Easily create high-quality 3D models from photos or videos directly on your phone. Offers advanced scanning technologies for detailed results, with editing and export options for various platforms. Ideal for artists, designers, and 3D printing enthusiasts.

Highlights
  • Photogrammetry 3D scanning
  • Neural Surface Reconstruction (NSR)
  • 3D Gaussian Splatting
  • Auto Object Masking
  • Augmented Reality preview
  • Multiple export formats (OBJ, STL, GLTF)
  • AI PBR Material Generation (Pro)
Features
Read full description

3D scanning has never been simpler with KIRI Engine: create high-quality 3D models on your phone within minutes. Dive into 3D scanning and modeling tailored for artists, designers, engineers, and 3D printing enthusiasts. Unleash the Power of 3D Scanning: • Photogrammetry: 3D scan with Photo Scan to transform your photos into high-quality 3D models. • NSR (Neural Surface Reconstruction): 3D Scan featureless/shiny objects with a video processed by Neural Radiance Fields (NeRF) integrated Featureless Object Scan. • 3D Gaussian Splatting: Obtain full 3D visualizations with a video, scan and capture all elements in your scene, including reflections. Create Your Own 3D Model through a Delightful Experience: • Capturing: Snapping photos replaces your 3D modeling process, obtain a detailed 3D mesh in just minutes from scanning to generating. • Functional Free Version: Dive into the world of photogrammetry without paying a cent for subscriptions, a LiDAR sensor, or an expensive 3D Scanner. Upload unlimited 3D scans and export at least 3 times per week. Edit, Refine, and Personalize Your Creations: • Edit: Refine 3D models with editing tools; adjust your files in Photo Scan, Featureless Object Scan, and 3D gaussian splats. • Precision: Choose specific photos for processing to ensure detailed, high-quality 3D models. • Cleanup: Auto Object Masking for noise-free, clean models during capture by eliminating background elements. This feature also allows the object to be moved during the capture. • Preview: Employ the 3D viewer and augmented reality panels to directly visualize and adjust your completed 3D model. Share, Export, and Make Use of Your 3D Models: • For Free: free registration and unlimited scanning, with at least 3 exports weekly. • Share: On various platforms such as Sketchfab, Thingiverse, GeoScan, and more. • Formats: Export in OBJ, STL, FBX, GLTF, GLB, USDZ, PLY, XYZ, compatible with Blender 3D, Unreal Engine, Autodesk Maya, etc. • Wide usage: For game development, VFX, VR/AR 3D content creation, 3D printing, 3D visualization, and many more. • Precision Without LiDAR: KIRI’s advanced algorithms provide scanning quality that is on par with LiDAR sensors. KIRI Engine Pro – For Those Who Demand More: • Upload: Pro users can leverage camera rolls, ensuring a flexible 3D scanning experience. • Quad-Mesh Retopology: Refine scanned 3D models with automatic quad-mesh adjustment. • AI PBR Material Generation: Attain lifelike textures with AI-generated PBR materials. • Advanced Camera System: Perfect each shot with fine-tuned camera settings for impeccable 3D scans. • Featureless Object Scan: Utilizes Neural Surface Reconstruction (NSR) for scanning shiny/reflective surfaces, a first in practical 3D scanning with KIRI Engine. • 3D Gaussian Splatting: Experience the future of 3D scanning and capture accurate 3D scenes with a short video; edit using tools like sphere/plane cutters and brushes. Export in native format or OBJ. • WEB Version Access: KIRI Engine WEB offers professional-grade model creation from DSLR photo sets or drone scans, enhancing accuracy in mappings and drone-based 3D surveys. Engage with Our Caring Community: Join our Discord community for sharing, feature voting, giveaways, and engaging with fellow enthusiasts. Dive into 3D Scanning with KIRI Engine Today! Download the KIRI Engine 3D Scanner app and embark on your 3D scanning journey with your device. Available in these languages:  English: KIRI Engine: 3D Scanner App Chinese (中文): 3D 扫描仪App Japanese (日本語): 3Dスキャナーアプリ French (Français): Application Scanner 3D Russian (Русский): Приложение 3D-сканера Privacy Policy: https://www.kiriengine.app/privacy-policy Terms Of Service: https://www.kiriengine.app/user-agreement

About

Pixel 3D

Capture photos of objects and send them to a macOS application to create high-quality 3D models. View models in AR on your iPhone or export them to Blender.

Highlights
  • Photo capture for 3D modeling
  • macOS companion app for model creation
  • AR Quick Look viewing on iPhone
  • Export to Blender
  • Indoor room space scanning
  • USDZ and OBJ file support
Features
Read full description

# Pixel 3D Capture photos for object, and send to our macOS application which could turn photos into high‑quality 3D models. # Features: - USDZ, OBJ file types supported - Capture photos from 30 to 500 for each 3D model - Auto capture photos mode - Share photos to our macOS application, which could turn photos into high‑quality 3D models - Share 3D model from our macOS application, which can be viewed in AR Quick Look within iPhone - Export model to Blender - Indoor room space scan # Pro Version Features - Unlimited Camera Usage (iOS/iPadOS) - 3 Models for Lite Version - Unlimited Model Library Usage (iOS/iPadOS) - 3 Models for Lite Version - Unlimited Model Quality (macOS) - Unlimited Model Type (macOS) # Subscriptions Pro Version Subscriptions: - Pro Version - Monthly (1 month, auto-Renewable subscription) - Pro Version - Annual (1 year, auto-renewable subscription) Your payment will be charged to your iTunes Account once you confirm your purchase. Your iTunes account will be charged again when your subscription automatically renews at the end of your current subscription period unless auto-renew is turned off at least 24 hours prior to end of the current period. You can manage or turn off auto-renew in your Apple ID Account Settings any time after purchase. Terms & Conditions: https://woo-interactive.com/privacy/pixel3dterms.html Privacy Policy: https://woo-interactive.com/privacy/pixel3d.html # Lifetime Purchase Pro Version Lifetime: - Pro Version - Lifetime (lifetime) Your payment will be charged to your iTunes Account once you confirm your purchase. Terms & Conditions: https://woo-interactive.com/privacy/pixel3dterms.html Privacy Policy: https://woo-interactive.com/privacy/pixel3d.html # User Manual https://api.woo-interactive.com/blog/2022/03/11/pixel-3d-user-manual-en/

Screenshots

KIRI Engine4 screens
Pixel 3D4 screens

Verdict

The call

The clearest difference is rating: KIRI Engine at 4.4 against Pixel 3D's 3.9. KIRI Engine also leads on ratings volume (1.3K vs 16). Pixel 3D's advantage is review sentiment (73% vs 62%). 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. KIRI Engine sells 10 in-app purchases, starting at $9.99 per month and Pixel 3D sells 3 in-app purchases, starting at $8.49 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

KIRI Engine holds the better App Store score, 4.4 against 3.9. That said, the two scores are not equally well evidenced: KIRI Engine has 1.3K ratings behind it against 16, so its average is the more settled of the two. Written reviews complicate that: 62% of KIRI Engine's written reviews are positive against 73% of Pixel 3D's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

KIRI Engine ships an update every 3 weeks, Pixel 3D every 9 days. Both last shipped on November 3, 2026.

Scorecard3 real differences · 7 level
KIRI Engine versus Pixel 3D: the parameters behind the verdict, then further details
ParameterKIRI EnginePixel 3D
PriceFreeFree
Rating4.4 (1.3K ratings) — better3.9 (16 ratings)
Positive reviews62.1% of reviews73.3% of reviews — better
Number of ratings1.3K — better16
Update frequencyEvery 3 weeksEvery 9 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Mac — better
Requires iOS15.015.0
Further details — not scored
Size135 MB5 MB
Age rating4+4+
DeveloperKIRI Innovation (Hongkong) Limited涛 吴

Customer experience

KIRI Engine

All ratings1,286 ratings
Positive86.4%
Neutral3.7%
Negative9.9%
Written reviews520 reviews
Positive62.1%
Neutral6.3%
Negative31.5%

Pixel 3D

All ratings16 ratings
Positive68.8%
Neutral6.3%
Negative25.0%
Written reviews30 reviews
Positive73.3%
Neutral6.7%
Negative20.0%

In-app purchases

10 purchases

KIRI Engine

Subscriptions10
  • KIRI Pro Monthly Renewal$9.991 Month
  • KIRI Pro Monthly Renewal$14.991 Month
  • KIRI Pro Monthly Renewal$17.991 Month
Show 7 more
  • KIRI Pro Annual Renewal Sale23$29.991 Year
  • KIRI Pro Yearly Renewal Sale25$35.991 Year
  • KIRI Pro Yearly Renewal Sale24$35.991 Year
  • KIRI Pro Yearly Renewal Newbie$35.991 Year
  • KIRI Pro Yearly Renewal Return$47.991 Year
  • KIRI Pro Yearly Renewal Newbie$47.991 Year
  • KIRI Pro Yearly Renewal7 Days trial$79.991 Year
3 purchases

Pixel 3D

Subscriptions2
  • Pro Version - Monthly$8.491 Month
  • Pro Version - Annual$39.991 Year
One-time1
  • Pro Version - Lifetime$89.99

Questions

Is KIRI Engine free?
KIRI Engine is free to download, with in-app purchases available.
Is Pixel 3D free?
Pixel 3D is free to download, with in-app purchases available.
Which has better reviews, KIRI Engine or Pixel 3D?
KIRI Engine is rated higher. KIRI Engine averages 4.4 out of 5 from 1.3K ratings, while Pixel 3D averages 3.9 from 16 ratings.
Do KIRI Engine or Pixel 3D have ads?
Neither KIRI Engine nor Pixel 3D shows ads.
Which is updated more often, KIRI Engine or Pixel 3D?
KIRI Engine ships an update every 3 weeks, and Pixel 3D every 9 days. Most recently, KIRI Engine was updated on November 3, 2026 and Pixel 3D on November 3, 2026.

Other comparisons