Comparison

Linearity Curve Graphic Design vs Sigil Code

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

Sigil Code

Transform your words into unique geometric symbols with this creative encoding and art tool. Watch letters animate into strokes, save your designs, and explore the connection between text and art. Decode supported artwork or text from SVG files.

Highlights
  • Create geometric symbols from words
  • Animate symbol formation
  • Explore character-to-stroke connections
  • Recover encoded text from SVG files
  • Decode Grimoire artwork via camera
  • Available in English and Spanish
Read full description

Turn an intention into a personal geometric seal. Sigil Code connects your words to the artwork they create. Explore the transformation as letters become strokes, save your symbols, and export your designs. • Create distinctive geometric symbols from your words • Watch the formation unfold in a dimensional animation • Explore the connection between characters and strokes • Recover encoded text from supported Sigil Code SVG files • Photograph supported Grimoire artwork to attempt on-device decoding • Use the app in English or Spanish Sigil Code Pro adds portrait formation films, additional finishes, wallpapers, and an expanded personal library through a one-time purchase. Camera decoding requires compatible Sigil Code Grimoire artwork with its complete boundaries clearly visible. Results depend on image quality; arbitrary historical symbols and unrelated artwork cannot be decoded. Sigil Code is a creative encoding and art tool. Symbols are not encryption and do not promise supernatural outcomes.

Screenshots

Linearity Curve Graphic Design4 screens
Sigil Code3 screens

Verdict

The call

The clearest difference is review sentiment: Sigil Code at 100% against Linearity Curve Graphic Design's 61%. Sigil Code also leads on rating (4.8 vs 4.5). Linearity Curve Graphic Design's advantage is ratings volume (14K vs 4) and update cadence (every 8 days vs every 3 weeks). On price, ads, in-app purchases and monetization model 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 and Sigil Code sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Sigil Code holds the better App Store score, 4.8 against 4.5. That said, the two scores are not equally well evidenced: Linearity Curve Graphic Design has 14K ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 61% of Linearity Curve Graphic Design's written reviews are positive against 100% of Sigil Code's.

UpkeepUpdate frequency

Linearity Curve Graphic Design ships an update every 8 days, Sigil Code every 3 weeks. The most recent releases landed on October 17, 2026 and October 11, 2026 respectively.

Scorecard5 real differences · 5 level
Linearity Curve Graphic Design versus Sigil Code: the parameters behind the verdict, then further details
ParameterLinearity Curve Graphic DesignSigil Code
PriceFreeFree
Rating4.5 (14K ratings)4.8 (4 ratings) — better
Positive reviews61.4% of reviews100.0% of reviews — better
Number of ratings14K — better4
Update frequencyEvery 8 days — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, Mac — betteriPhone
Requires iOS16.0 — better17.0
Further details — not scored
Size785 MB5 MB
Age rating4+4+
DeveloperLinearity GmbHRodrigo Castro

Customer experience

Linearity Curve Graphic Design

All ratings14,455 ratings
Positive88.6%
Neutral2.6%
Negative8.8%
Written reviews2,222 reviews
Positive61.4%
Neutral5.5%
Negative33.0%

Sigil Code

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

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

Sigil Code

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
1 purchases

Sigil Code

One-time1
  • Sigil Pro$14.99

Questions

Is Linearity Curve Graphic Design free?
Linearity Curve Graphic Design is free to download, with in-app purchases available.
Is Sigil Code free?
Sigil Code is free to download, with in-app purchases available.
Which has better reviews, Linearity Curve Graphic Design or Sigil Code?
Sigil Code is rated higher. Linearity Curve Graphic Design averages 4.5 out of 5 from 14K ratings, while Sigil Code averages 4.8 from 4 ratings.
Do Linearity Curve Graphic Design or Sigil Code have ads?
Neither Linearity Curve Graphic Design nor Sigil Code shows ads.
Which is updated more often, Linearity Curve Graphic Design or Sigil Code?
Linearity Curve Graphic Design ships an update every 8 days, and Sigil Code every 3 weeks. Most recently, Linearity Curve Graphic Design was updated on October 17, 2026 and Sigil Code on October 11, 2026.

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