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Design · head to head

Linearity Curve vs Things 3

Linearity Curve logo

Linearity Curve

Design

Professional vector design for Mac and iPad

From
Free
Rated
-
Full reviewWebsite
Things 3 logo

Things 3

Productivity

The award-winning personal task manager

From
$9.99/one-time
Rated
-
Full reviewWebsite

The short version

  • Only Linearity Curve has a free tier, so it costs nothing to try first.
  • Each has a real cost: Linearity Curve limited to Apple ecosystem (Mac, iPad, iPhone) with no Windows or Linux support; Things 3 no team collaboration, task sharing, or task assignment features
  • They diverge on capability: Linearity Curve covers Vector editing, Things 3 covers Today view.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Linearity Curve and Things 3 actually diverge.

Attributes where Linearity Curve and Things 3 differ
AttributeLinearity CurveThings 3
Starting priceFree$9.99/one-time
Free tierYesNo
PlatformsMac, IosmacOS, iOS, iPadOS, watchOS, visionOS
CategoryDesignProductivity
Founded20172004

Identical on both: pricing model (Unknown), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Linearity Curve

  • Vector editing
  • Auto Trace
  • Typography tools
  • Pen tool
  • iCloud sync
  • Adobe Creative Cloud
  • Sketch
  • Figma

Only in Things 3

  • Today view
  • Projects and areas
  • Quick entry
  • Tags
  • Calendar integration
  • Apple Calendar
  • Siri
  • Shortcuts

Both cover

  • Ios support

What people use each for

The jobs each tool is most often brought in to do.

Linearity Curve

  • Vector illustrationnot Things 3
  • Logo designnot Things 3
  • UI designnot Things 3
  • Print designnot Things 3

Things 3

  • Schedulingnot Linearity Curve
  • Appointment bookingnot Linearity Curve
  • Time trackingnot Linearity Curve
  • Resource managementnot Linearity Curve
  • Team coordinationnot Linearity Curve

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Linearity Curve

  • Limited to Apple ecosystem (Mac, iPad, iPhone) with no Windows or Linux support
  • Requires annual or monthly subscription for commercial use, unlike competitors offering lifetime purchase options
  • Free plan is severely limited to only 3 Curve files and 5GB storage

Things 3

  • No team collaboration, task sharing, or task assignment features
  • Apple ecosystem only, with no Windows, Android, or web version
  • No third-party app integrations beyond Apple's ecosystem
  • Cannot attach files or images to tasks, only text notes
  • No time blocking or calendar integration for scheduling tasks into specific time slots

Pricing, plan by plan

Linearity Curve

Free
  • StarterFree
    • 50 lifetime credits
    • 3 Curve files
    • 5GB storage
  • Pro$11.99/month
    • 250 monthly credits
    • Unlimited files
    • 100GB storage
  • Business$65/month
    • 500 monthly credits
    • 500GB storage
    • Brand management

Things 3

$9.99/one-time
  • iPhone/Watch$9.99/one-time
  • iPad$19.99/one-time
  • Mac$49.99/one-time

Which should you pick?

Choose Linearity Curve if

  • You need vector editing.
  • You want to start without paying.
  • You work on Mac, Ios.
  • You also want auto trace.
Linearity Curve review

Choose Things 3 if

  • You need today view.
  • You work on macOS, iOS, iPadOS, watchOS, visionOS.
  • You also want projects and areas.
Things 3 review

Questions people ask

Is Linearity Curve or Things 3 better?
Neither clearly leads. Linearity Curve starts at Free and Things 3 at $9.99/one-time, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Linearity Curve or Things 3?
Linearity Curve has a free tier; the other does not. Paid plans start at Free for Linearity Curve and $9.99/one-time for Things 3.
Does Linearity Curve or Things 3 run on more platforms?
Linearity Curve runs on Mac, Ios. Things 3 runs on macOS, iOS, iPadOS, watchOS, visionOS.
Can I use Linearity Curve for free?
Yes. Linearity Curve has a free tier, so you can try it without paying. Things 3 starts at $9.99/one-time.
What is Linearity Curve best used for?
Linearity Curve is most often used for vector illustration, logo design, ui design, print design. Of those, vector illustration and logo design are not what Things 3 is typically brought in for.
What can Linearity Curve do that Things 3 cannot?
Linearity Curve covers Vector editing, Auto Trace, Typography tools, Pen tool. Things 3 covers Today view, Projects and areas, Quick entry, Tags. Both handle Ios support.

Answered from the vendors’ own pages

Linearity Curve: Does Linearity Curve have a free plan?

Yes, Linearity offers a free Starter plan with 50 lifetime credits, 1 basic brand kit, and 5GB cloud storage. No credit card is required to access the free tier.

Source
Things 3: Does Things 3 support team collaboration?

No. Things 3 is designed for individual use only with no task sharing, team workspaces, task assignment, or commenting features.

Source
Linearity Curve: Can I use Linearity Curve on multiple devices?

Yes, Linearity Curve is available on Mac, iPad, and iPhone, with real-time collaboration allowing teams to see changes instantly across devices.

Source
Things 3: What platforms does Things 3 run on?

Things 3 is exclusive to Apple devices: macOS, iOS, iPadOS, watchOS, and visionOS. There is no Windows, Android, or web version.

Source
Linearity Curve: What file formats can I export from Linearity Curve?

Linearity Curve supports exporting to industry-standard formats including .ai, SVG, PDF, PNG, JPG, and TIFF, making it compatible with other design tools.

Source
Things 3: How much does Things 3 cost?

Things 3 uses a one-time purchase model: $9.99 for iPhone/Watch, $19.99 for iPad, and $49.99 for Mac. Total cost for all platforms is approximately $80 with no subscription required.

Source
Linearity Curve: Does Linearity Curve have AI-powered vectorization?

Yes, Linearity Curve includes an Auto Trace feature with three modes (Sketch, Photography, Illustration) that uses AI to instantly vectorize images into editable paths. It also includes AI-powered background removal.

Source
Things 3: Does Things 3 sync across devices?

Yes. Things Cloud keeps your to-dos in sync across all your Apple devices automatically. There is no extra cost for cloud synchronization.

Source
Things 3: Can you attach files or images to tasks in Things 3?

No. Things 3 does not support attachments. You can only add notes (text) to tasks.

Source
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