Comparison

Valence 3D vs Snap Draw Iso

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

Head to head
About

Valence 3D

This app is a powerful yet user-friendly 3D modeling and design tool for iPad and iPhone. It offers a comprehensive set of tools for creating, importing, editing, and exporting 3D models, suitable for both beginners and professionals across various industries.

Highlights
  • Extensive primitive shapes library
  • Import and export various 3D file formats
  • Advanced modeling and mesh operations
  • Non-destructive mesh modifiers
  • Intuitive navigation and context-aware tools
  • Automatic saving and iCloud syncing
Features
Read full description

Valence 3D is a powerful, beautiful, minimal, and easy-to-use 3D Polygon & SubD modeling app for iPad & iPhone. No matter whether you're learning 3D modeling for the first time or a professional working in design, construction, gaming, web dev, digital fabrication, architecture, or spatial computing, Valence 3D has what you need to get started! CREATE, IMPORT, EDIT & EXPORT 3D MODELS • 25 primitive shapes are built-in & ready to help you start modeling: plane, box, sphere, squircle, rounded box, arc, circle, cylinder, tube, cone, capsule, torus, icosphere, pipe, revolve, helix, voronoi, text, super shape, noise surfaces, torus knot, faceted gem & tube. • Import existing models, reference images, lidar scans and room plans • Imports: OBJ, STL, USD, USDZ • Exports: PNG, SVG, OBJ, STL, USD, USDZ, GLTF, GLB • Knife tool to create complex and detailed geometry • Move, Rotate, & Scale gizmos make it easy to transform nodes, faces, edges & vertices • Powerful modeling gizmos for extruding, insetting, beveling, poking, creasing & cutting • Multiple selection & automatic loop selection help accelerate your modeling • Tap on one of the gizmo handles to bring up an input field for precise transformations & mesh operations • Robust snapping & alignment commands • Selection operations: grow, shrink, select shell & deselect • Mesh operations: duplicate, instance, set / center pivot, trim by plane, boolean, apply transform & subdivide • Face operations: separate, combine, bridge, extract, poke, collapse, delete, dissolve, harden & soften • Edge operations: extrude, insert vertex, collapse, dissolve, bridge, harden & soften • Vertex operations: insert edge, dissolve, delete & merge • Non-destructive & configurable mesh modifiers: mirror & subdivision • Apply complex transformations using different gizmo pivot points & orientations EASILY NAVIGATE & STAY IN FLOW WHILE DESIGNING • Carefully crafted & fully optimized for iPhone & iPad • Designed to minimize cognitive overload by only showing tools & commands that are contextually relevant • Easily navigate to any part of your model by dragging and pinching: two finger pinch to zoom and roll, and one finger drag to rotate • Pop into the standard orthographic views by tapping one of the handles of the orientation gizmo • Use two & three finger tap gestures to undo & redo • Select components by dragging or using the rectangular selection mode • Your work is saved automatically every two minutes and every time you go back to the gallery • Get an overview of your scene’s structure from the Outliner • Long press on a node in the Outliner to easily rename, duplicate, instance, delete, parent & reorder any object in your scene • Precisely adjust any node’s position, rotation & scale with the Inspector • Adjust material properties, display & modifier options with the Inspector STAY ORGANIZED ACROSS ALL YOUR DEVICES • Preview, share, duplicate, delete & rename your models from the gallery • iCloud syncing keeps all your models up to date, private & accessible across all your devices PREVIEW, MEASURE, & RENDER YOUR CREATIONS • 6 powerful rendering modes: Matcap, Modeling, Wireframe, Physically Based, X-Ray & Path Traced • Export renders in any aspect ratio & scale • Preview your model in AR in two taps • Export your scene as a USDZ & be confident it’ll look consistent on all Apple devices • Tweak your model’s material & see changes in real-time • Tweak-able scene settings: camera field of view, background type, blurriness, intensity & rotation • Get model measurements in one click • Add persistent dimensions between any two surfaces in your scene PURCHASE & COMPATIBILITY • One time purchase unlocks both iPhone & iPad versions • Apple Pencil supported on select iPads • 120 FPS supported on devices with ProMotion displays • Path Tracing is supported on iPads with M series chips & iPhones with A15 Bionic & later • Lidar Scan & Room Plan is supported on devices with a lidar sensor

About

Snap Draw Iso

Create isometric drawings with ease using a crosshair and snap sound for precise line connections. Customize grids, colors, and import/export various formats. Offers advanced features like bitmap brushes and gradient fills for detailed designs.

Highlights
  • Isometric and 2D grids
  • Customizable colors
  • Import/Export formats
  • Fill options (solid, gradient, pattern)
  • Large canvas with pan/zoom
  • Text and FX options
  • Bitmap and vector layer mixing
Features
Read full description

Snap Draw Iso makes drawing isometric images a snap. With a crosshair and snap sound effect, you will always be able to connect lines perfect and quickly. Some Features Include: - Traditional square 2-D grid or Isometric grid - Change background color, line colors, and grid colors - Import and Export various formats - Fill fill solid colors, custom gradients, or patterns for the library - Huge Canvas for detailed images with easy pan and zoom touch feature - Text and FX options - Draw with a bitmap brush and mix bitmap layer with vector layor - Zoom to pixel level for fine tuning - Share your drawings on social media or via email - Customizable drawing options

Screenshots

Valence 3D4 screens
Snap Draw Iso4 screens

Verdict

The call

The clearest difference is price: Snap Draw Iso at Free against Valence 3D's $19.99. Snap Draw Iso also leads on review sentiment (80% vs 61%) and update cadence (every 3 days vs weekly). Valence 3D's advantage is ads (none vs shown) and ratings volume (121 vs 4). On rating, 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

CostPrice · In-app purchases · Ads · Monetization

Snap Draw Iso is free to download; Valence 3D costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Valence 3D holds the better App Store score, 4.2 against 4.0. That said, the two scores are not equally well evidenced: Valence 3D has 121 ratings behind it against 4, so its average is the more settled of the two. Written reviews complicate that: 61% of Valence 3D's written reviews are positive against 80% of Snap Draw Iso's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Valence 3D ships an update weekly, Snap Draw Iso every 3 days. The most recent releases landed on October 20, 2026 and October 15, 2026 respectively.

Scorecard8 real differences · 3 level
Valence 3D versus Snap Draw Iso: the parameters behind the verdict, then further details
ParameterValence 3DSnap Draw Iso
Price$19.99Free — better
Rating4.2 (121 ratings) — better4.0 (4 ratings)
Positive reviews60.8% of reviews80.0% of reviews — better
Number of ratings121 — better4
Update frequencyWeeklyEvery 3 days — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree — betterAd-supported
Best chart rank#11 — better—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.011.0 — better
Further details — not scored
Size196 MB18 MB
Age rating4+4+
DeveloperHi-Rez, LLCandrew bell

Customer experience

Valence 3D

All ratings121 ratings
Positive76.0%
Neutral13.2%
Negative10.7%
Written reviews158 reviews
Positive60.8%
Neutral15.8%
Negative23.4%

Snap Draw Iso

All ratings4 ratings
Positive75.0%
Neutral0.0%
Negative25.0%
Written reviews5 reviews
Positive80.0%
Neutral0.0%
Negative20.0%

Bugs and requests

Valence 3D

Reported bugs

5 issues
  • Crashes on launch
  • Saved files not loading properly
  • Unreliable vertex/edge/face selection
  • Mesh corruption and data loss
  • Gizmo and navigation issues

Requested features

8 requests
  • Add boolean operations
  • Improve selection and navigation tools
  • Implement curve/spline primitives
  • Add more modeling modifiers (bevel, subdivision, etc.)
  • Provide more detailed documentation and tutorials
Show 3 more
  • Improve performance and stability
  • Add UV editing and texture support
  • Implement keyboard shortcuts and power user features

Snap Draw Iso

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Valence 3D

No in-app purchases

None

Snap Draw Iso

No in-app purchases

Questions

Is Valence 3D free?
Valence 3D costs $19.99, with no in-app purchases.
Is Snap Draw Iso free?
Snap Draw Iso is free to download, with no in-app purchases.
Which has better reviews, Valence 3D or Snap Draw Iso?
Valence 3D is rated higher. Valence 3D averages 4.2 out of 5 from 121 ratings, while Snap Draw Iso averages 4.0 from 4 ratings.
Do Valence 3D or Snap Draw Iso have ads?
Snap Draw Iso shows ads; Valence 3D does not.
Which is updated more often, Valence 3D or Snap Draw Iso?
Valence 3D ships an update weekly, and Snap Draw Iso every 3 days. Most recently, Valence 3D was updated on October 20, 2026 and Snap Draw Iso on October 15, 2026.

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