Comparison

ModelPlay vs i3DGS3D

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

Head to head
About

ModelPlay

Easily view and customize 3D models without needing professional knowledge. Import, export, and categorize various file formats, then personalize lighting, backgrounds, materials, and animations for stunning visual effects.

Highlights
  • Import/export GLB, FBX, OBJ, STL, PLY, 3MF
  • Categorize models with folders
  • Customize lighting and backgrounds
  • Adjust model materials and textures
  • Play and control 3D animations
  • Set model position and camera angles
Read full description

ModelPlay supports 3D model classification and viewing, 3D model import and export, and users can personalize each 3D model and save the settings. When using ModelPlay, users don't need to have professional 3D knowledge, just through simple operation, you can get very stunning 3D effects. -3D Model Import and Export Supports import and export of many common 3D format files such as GLB, FBX, OBJ, STL, PLY, 3MF, and so on. -3D Model Categorization Categorize 3D models through folders, support both list and grid display, sorting and editing, and setting image size. -3D Model Lighting Settings Support to set the lighting of the scene where the 3D model is located: support preset lighting combination settings, light color, light intensity, light shadow settings, ambient light color settings, and halo intensity settings. You can create colorful lighting effects through multiple combination settings. 3D Model Background Settings Supports setting the background of the scene where the 3D model is located: supports solid color background and sky box background. You can set “whether to show the ground” to get different scene atmosphere effects. 3D Model Material Settings Support to set the material of 3D model: support default texture material, line material, metal material, transparent material and other material switching. Support to view the original material and texture. -3D Model Animation Settings Support 3D model skeleton display, support animation play and pause, support auto rotate, support dynamic skeleton, support multiple animation clips switch play. -3D Model Position Setting Support 3D model position offset and rotation setting. Support camera view angle setting, you can set different optimal display view angles for different 3D models. -3D Model Mesh Settings Count the number of sub-mesh and mesh vertices of the 3D model, support whether the sub-mesh is visible or not setting, support component separation, and support putting the sub-mesh as the center. -3D Model Cover Settings The 3D model cover will be automatically generated when the 3D model is opened for the first time, support to modify the cover. Note: Updates and Feedback ModelPlay will make continuous updates to provide more 3D setting effects in the subsequent releases. Feel free to provide suggestions to ModelPlay via comments!

About

i3DGS3D

This app transforms 3D Gaussian splatting scans into various 3D image formats like SBS and anaglyph. It allows users to view and interact with photorealistic 3D scenes from different angles. It also supports smart glasses integration for an immersive viewing experience.

Highlights
  • Converts 3D Gaussian splatting to SBS, anaglyph, and other 3D formats
  • Displays photorealistic 3D scenes
  • Interactive touch controls for viewing from various perspectives
  • Supports .ply and .splat file formats
  • Smart glasses integration for immersive 3D display
  • Viewpoint control via connected iPhone/iPad
Features
Read full description

This app converts and displays 3D Gaussian splatting into SBS, anaglyph, or other 3D images. 3D Gaussian splatting is a new scanning method that can reproduce photorealistic 3D scenes, and more and more scanning apps are becoming available on iOS. With this app, you can load a file (.ply .splat) exported from a scanning app, display it in your favorite 3D format, and enjoy 3D images from various perspectives by touch operation. In addition, with USB-C equipped iPhones/iPads, when smart glasses are connected, 3D display on the smart glasses and viewpoint control via touch operation of the connected iPhone/iPad are possible.

Screenshots

ModelPlay4 screens
i3DGS3D4 screens

Verdict

The call

The clearest difference is review sentiment: i3DGS3D at 100% against ModelPlay's 38%. i3DGS3D also leads on rating (4.0 vs 3.5) and in-app purchases (none vs 1). ModelPlay's advantage is update cadence (every 2 weeks vs every 9 months) and ratings volume (6 vs 1). On price, ads, monetization model 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. ModelPlay sells 1 one-off in-app purchase. i3DGS3D asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

i3DGS3D holds the better App Store score, 4.0 against 3.5. That said, the two scores are not equally well evidenced: ModelPlay has 6 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 38% of ModelPlay's written reviews are positive against 100% of i3DGS3D's.

UpkeepUpdate frequency

ModelPlay ships an update every 2 weeks, i3DGS3D every 9 months. The most recent releases landed on August 2, 2026 and September 8, 2026 respectively.

Scorecard6 real differences · 4 level
ModelPlay versus i3DGS3D: the parameters behind the verdict, then further details
ParameterModelPlayi3DGS3D
PriceFreeFree
Rating3.5 (6 ratings)4.0 (1 ratings) — better
Positive reviews37.5% of reviews100.0% of reviews — better
Number of ratings6 — better1
Update frequencyEvery 2 weeks — betterEvery 9 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreeFree
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad, iPod
Requires iOS12.0 — better14.0
Further details — not scored
Size254 MB21 MB
Age rating17+4+
Developer俊卿 吴Spmaker

Customer experience

ModelPlay

All ratings6 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews8 reviews
Positive37.5%
Neutral0.0%
Negative62.5%

i3DGS3D

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

ModelPlay

One-time1
  • ModelPlay Pro$9.99
None

i3DGS3D

No in-app purchases

Questions

Is ModelPlay free?
ModelPlay is free to download, with in-app purchases available.
Is i3DGS3D free?
i3DGS3D is free to download, with no in-app purchases.
Which has better reviews, ModelPlay or i3DGS3D?
i3DGS3D is rated higher. ModelPlay averages 3.5 out of 5 from 6 ratings, while i3DGS3D averages 4.0 from 1 ratings.
Do ModelPlay or i3DGS3D have ads?
Neither ModelPlay nor i3DGS3D shows ads.
Which is updated more often, ModelPlay or i3DGS3D?
ModelPlay ships an update every 2 weeks, and i3DGS3D every 9 months. Most recently, ModelPlay was updated on August 2, 2026 and i3DGS3D on September 8, 2026.

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