Comparison

Linearity Curve Graphic Design vs Threads3d

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

Head to head
About

Linearity Curve Graphic Design

Create professional vector art and graphic designs on your mobile devices. This app offers powerful tools for drawing, illustration, and photo vectorization, allowing you to design logos, marketing materials, and digital art with precision and ease.

Highlights
  • Bezier Pen and Node tools
  • Auto Trace for vectorizing images
  • Layer system with blend modes
  • Apple Pencil support
  • Cloud sync across devices
  • Import and export industry formats
Features
Read full description

Professional vector art and graphic design software on iPad and iPhone! Linearity Curve (formerly Vectornator) is a powerful vector graphics editor built for iPad, Mac, and iPhone. Create stunning vector art with precision Bezier tools, design complex illustrations with a full layer system, and vectorize photos or sketches into clean SVG files in seconds. From logos and brand systems to marketing graphics and digital art, Curve gives you professional graphic design tools wherever you go. VECTOR DRAWING TOOLS FOR PROFESSIONAL WORKFLOWS - Bezier Pen and Node tools for smooth, editable vector art at any scale - Shape Builder combines and subtracts shapes with a single tap - Boolean operations for complex graphics compositions - Smart guides and customizable grids for pixel-perfect alignment - Text on path for curved headlines and creative type layouts - Multiple artboards for logos, posters, pitch decks, and full campaign designs VECTORIZE ANY IMAGE WITH AUTO TRACE - Instantly trace and vectorize sketches, photos, illustrations, or scanned artwork into editable vector paths - Background Removal isolates subjects from any image in one tap - Convert PNG, JPG, or any image to clean, organized SVG vector files - Export SVG, AI, PDF, PNG, JPG, and TIFF with properly grouped layers - Full RGB and CMYK color support for screen and print production ADVANCED ILLUSTRATION AND DIGITAL ART TOOLS - Create custom vector brushes for a unique and consistent style - Gradient tools with linear, radial, and mesh-style - Layer system with blend modes, opacity, and masking for complex graphics - Eyedropper and saved color palettes for consistent brand colors - Snap to grid, guides, and objects for precise vector drawing BUILT FOR IPAD AND IPHONE - Apple Pencil support for natural, pressure-sensitive vector drawing - Touch-optimized interface designed for mobile creativity - Gesture-based navigation for fluid canvas control - Optimized for all iPad and iPhone screen sizes - Cloud sync keeps projects upd Native iOS performance — fast, responsive, and fluid on every device Contact: support@linearity.io Privacy: linearity.io/privacy-policy Follow us: @linearityhq

About

Threads3d

Read full description

Threads3D is the perfect app for embroidery enthusiasts, hobbyists, and professionals who want to bring their designs to life in stunning 3D. Designed for iPhone and iPad, It takes embroidery viewing to the next level by allowing you to not only open popular embroidery file formats but also visualize your designs on realistic textures like denim, carpet, and more. Support for Multiple Embroidery Formats: Seamlessly open popular embroidery file formats such as PES, DST, JEF, EXP, DSB, KSM, DSZ, SST, SEW, PCM, EMD, INB, PLT, CSD, HUS, U01, XXX, PHB, PEC, PCS, TAP.

Screenshots

Linearity Curve Graphic Design4 screens
Threads3d3 screens

Verdict

The call

The clearest difference is in-app purchases: Threads3d at none against Linearity Curve Graphic Design's 18. Linearity Curve Graphic Design's advantage is update cadence (every 8 days vs every 3 months) and chart position (#196 vs unranked). On price, ads, device support and iOS requirement 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. Linearity Curve Graphic Design sells 15 in-app purchases, starting at $7.99 per 7 days. Threads3d asks for nothing beyond the download.

UpkeepUpdate frequency

Linearity Curve Graphic Design ships an update every 8 days, Threads3d every 3 months. The most recent releases landed on October 20, 2026 and October 6, 2026 respectively.

Scorecard3 real differences · 8 level
Linearity Curve Graphic Design versus Threads3d: the parameters behind the verdict, then further details
ParameterLinearity Curve Graphic DesignThreads3d
PriceFreeFree
Rating4.5 (14K ratings) — better—
Positive reviews61.4% of reviews—
Number of ratings14K — better—
Update frequencyEvery 8 days — betterEvery 3 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
Best chart rank#196 — better—
DevicesiPhone, iPad, MaciPhone, iPad, iPod
Requires iOS16.015.0 — better
Further details — not scored
Size785 MB181 MB
Age rating4+4+
DeveloperLinearity GmbHgiorgi barnovi

Bugs and requests

Linearity Curve Graphic Design

Reported bugs

4 issues
  • Inconsistent behavior when using the pen tool
  • Issues with resizing and manipulating text boxes
  • Problems with the auto-trace feature producing inaccurate results
  • Crashes and data loss when working on large or complex projects

Requested features

6 requests
  • Add symmetry drawing option
  • Improve text editing capabilities (e.g. line spacing, kerning)
  • Introduce more brush and gradient options
  • Allow importing vectors as layers
  • Add measurement tools (e.g. line length, angle)
Show 1 more
  • Improve canvas rotation and locking functionality

Threads3d

Not enough reviews yet to summarise bugs or requests.

In-app purchases

15 purchases

Linearity Curve Graphic Design

Subscriptions15
  • Weekly$7.997 Days
  • Weekly$9.997 Days
  • Linearity Pro (Monthly)$14.991 Month
Show 12 more
  • Monthly2 variants$14.991 Month
  • Linearity Pro (Monthly)7 Days trial$14.991 Month
  • Yearly7 Days trial$39.001 Year
  • Yearly$39.001 Year
  • Yearly7 Days trial$49.991 Year
  • Yearly7 Days trial$59.991 Year
  • Yearly7 Days trial$74.991 Year
  • Yearly7 Days trial$79.991 Year
  • Limited-time offer (Yearly)7 Days trial$96.001 Year
  • Yearly7 Days trial$96.001 Year
  • Linearity Pro (Yearly)$119.991 Year
  • Yearly7 Days trial$119.991 Year
None

Threads3d

No in-app purchases

Questions

Is Linearity Curve Graphic Design free?
Linearity Curve Graphic Design is free to download, with in-app purchases available.
Is Threads3d free?
Threads3d is free to download, with no in-app purchases.
Do Linearity Curve Graphic Design or Threads3d have ads?
Neither Linearity Curve Graphic Design nor Threads3d shows ads.
Which is updated more often, Linearity Curve Graphic Design or Threads3d?
Linearity Curve Graphic Design ships an update every 8 days, and Threads3d every 3 months. Most recently, Linearity Curve Graphic Design was updated on October 20, 2026 and Threads3d on October 6, 2026.

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