ISD Converter vs FormWright 3D
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ISD Converter
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Convert DXF, FBX, OBJ to RIB for use in 3D animation app ISD Studio 3D or other RIB renderers.
FormWright 3D
Create 3D models, sculpt, paint, and animate characters and props on your iPad or iPhone. Bring your ideas to life with a comprehensive toolset for design and animation, all within a single local project.
- 3D modeling with points, edges, and faces
- Sculpting with clay sphere and organic forms
- Direct painting on models with texture layers
- Rigging and animation with keyframes and motion capture
- Lighting, shadows, and photo-based environments
- Local project saving and export in various formats
- Full-screen iPad controls and compact iPhone panels
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Make a character. Build a precise prop. Bring it to life. FormWright 3D brings modeling, sculpting, painting and animation together on iPad and iPhone. Move from an idea to a textured model, a performance or a camera take in one local project. One purchase, with no subscription or in-app purchases. MAKE: SHAPE YOUR IDEA Model with points, edges and faces, modifiers, instances and symmetry. Sculpt a clay sphere or grow organic forms with Branch Forms. Paint directly on models with texture layers and symmetry, then explore live procedural materials. Retopo Draw on regular iPad layouts helps you lay out loops and strips and refine topology. MAKE: WORK WITH DIMENSIONS Use Solid for sketches, circular-arc paths, extrusions, cuts, fillets, chamfers, insets, pockets and repeated patterns. Create Flat, Rounded or Tapered ring blanks with an exact inside diameter, wall thickness and band width in millimeters. Inspect details with close-up navigation. Export exact Solid geometry as STEP, or bake a mesh for Sculpt and Paint while retaining the Solid source. MOVE: RIG AND ANIMATE Start with guided Auto Rig, adjust landmarks and weights, and test a pose. Face Auto Rig offers expression starting points for suitable meshes. Use keyframes, curves, ghosts and trails, or record movement in Perform and layer it into your animation. Preview supported rigid-body reactions and bake them to editable keys. Auto rigs and face shapes are editable starting points; results depend on your model and topology. SHOOT: LIGHT AND SHARE Set lights, shadows and photo-based environments. Frame camera takes, add imported audio or optional voice recordings, and export video. On supported hardware, explore handheld camera control, mixed reality and body, hand or face motion capture. Footage tracking estimates camera movement and may drift with blur, occlusion or low detail. A WORKSPACE THAT FITS Use full-screen iPad controls or compact iPhone panels. Arrange and pin supported panels on regular iPad layouts. Keep photo references nearby. Optional time-lapse captures silent editing snapshots after you start it; recordings stay on this device and can be exported separately. YOUR PROJECTS, YOUR FILES Save locally and share editable .da3 projects with referenced assets. Open older .fw3d and .formwright projects as separate copies. Exchange supported geometry, materials and animation through USDZ, GLB, OBJ and FBX; export STL or 3MF for printing. Formats preserve different parts of a scene, with guidance for baking or simplified output. ONE PURCHASE No FormWright account, subscription, ads or tracking SDKs. Creative processing stays on your device. Existing owners receive version 1.3 as an update. Your original work can be used in personal or commercial projects; imported assets retain their owners' terms. BEFORE YOU START Apple Pencil is optional; hover needs compatible hardware. Retopo Draw needs a regular iPad layout. AR and capture features depend on device capabilities; room scanning needs supported LiDAR hardware. The optional Watch companion provides lightweight previews and orientation control through a paired iPhone; direct Watch-to-iPad control is not included. Solid uses direct modeling with a read-only feature record. Changing an earlier sketch does not rebuild an extrusion. Ring dimensions remain editable until another Solid operation changes the shape. Full sketch constraints, automatic tangency, revolve and shell are not included. Keep backups before updating important projects; earlier app versions may not open newer project data. Complex geometry and exports can take longer. Privacy, support and open-source acknowledgments are available in Settings and on the developer website.
Screenshots
Verdict
The clearest difference is price: ISD Converter at Free against FormWright 3D's $19.99. ISD Converter also leads on iOS requirement (11.0 vs 18.0). FormWright 3D's advantage is chart position (#84 vs unranked). On ads, in-app purchases 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
ISD Converter is free to download; FormWright 3D costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | ISD Converter | FormWright 3D |
|---|---|---|
| Price | Free — better | $19.99 |
| Rating | — | 5.0 (2 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | — | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Paid |
| Best chart rank | — | #84 — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Requires iOS | 11.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 46 MB | 209 MB |
| Age rating | 4+ | 4+ |
| Developer | Lilysoft LLC | Don Stevenson |
In-app purchases
ISD Converter
No in-app purchases
FormWright 3D
No in-app purchases







