Comparison

Morpholio Trace vs Sketch Grid

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

Head to head
About

Morpholio Trace

This app is a comprehensive design and architecture drawing tool. It allows users to sketch, layer ideas, and communicate designs through markups. It supports various file types and offers tools for creating professional-quality drawings to scale.

Highlights
  • Layered idea development
  • Drawing markup and communication
  • Drawing to scale
  • Sketching on images and PDFs
  • Exporting drawing sets
  • Perspective tools
  • AR features
Features
Read full description

SKETCH, DESIGN, CREATE  Trace is the ALL-IN-ONE design & architecture app. Awarded “Best App,” Trace is a truly unique drawing tool that allows you to easily develop ideas in layers, communicate via drawing markup, and work fluidly through ALL phases of the design process. Ideal for architects, interior designers, landscape architects, industrial designers, urban planners, lighting designers, engineers, or members of any creative culture, Trace lets you create intelligent sketches & drawings to meet all of your design needs. Draw on top of images, PDFs, maps, photos, drawing sets, 3D models, background templates, and more TO SCALE using exceptional designer tools, brushes and pens. Bring new life to your design process and transform your workflow with the ease, flexibility and the magic of digital hand sketching. ______________ THINGS YOU CAN DO: DESIGN • Develop ideas, options & concepts • Sketch buildings & objects • Layout home, office & landscape renovations  MARKUP • Drawing sets & PDFs • Construction site photos • Presentations, renderings or images DRAW • Floor plans, sections & elevations to scale • Site plans & landscaping  • Illustrations & presentation images WORK • Make & export drawing sets • Scale & measure drawings or images • Organize by project ______________ FREE FEATURES INCLUDE:  -Up to 5 Projects -Basic Pens & Brushes -Layers -Layer Manager -Scale Pen -Paper Unbound -Export Images, PDFs or Sets -Sketch Recording -Instant Scale -Scale Ruler -Color Palette Maker PLUS SUBSCRIPTION FEATURES Also Includes -All Basic Features -Full Pens & Brushes -Up to 20 Projects -Magic Lasso -Super Ruler -Scale Triangle -Scale Protractor -Stencils -PDF Markup and Manager PRO SUBSCRIPTION FEATURES Also Includes -All Basic & Plus Features -Unlimited Projects -Folders -Perspective Tools -Maps to Scale -Smart Fill -AR Perspective Finder -AR SketchWalk -Sketch Over 3D Models -PSD Export ______________ 
SUBSCRIPTION INFO: One subscription gives you access to both your iPhone and iPad. Work like a PRO. Morpholio Trace subscription plans are available in the following options: •TracePlus •TracePro All payments are controlled and managed by Apple. If you are offered and activate a free trial, your Apple ID account will be charged only at the end of your free trial period for the subscription unless canceled at least one day before the end of the free trial period. Your Subscription will automatically renew and your Apple ID account will be charged unless your Subscription is cancelled at least 24-hours before the renewal date. No commitment. You can cancel your free trial as well as manage or cancel your Subscriptions at any time by going to your Apple ID account in the Apple Settings app. Privacy policy: http://www.morpholioapps.com/privacy/ Terms of use: http://www.morpholioapps.com/terms/ ______________ JOIN US:  We would be thrilled to have Morpholio Trace be a part of your creative process. We hope you enjoy Trace and if there are any specific ways it could be improved for your use, please send us your feedback at https://www.morpholioapps.com/support/

About

Sketch Grid

This app helps artists accurately reproduce, scale, or adjust reference images using various grid types. It allows customization of grid size, color, and thickness, and can convert images to sketches for easier line identification. Users can export their adjusted compositions in original resolution.

Highlights
  • Grid method for image reproduction and scaling
  • Adjust image proportions
  • Square, proportional, and triangular grids
  • Customizable grid size, color, and thickness
  • Convert image to sketch view
  • Full-screen composition view
  • Export in original resolution
Features
Read full description

Draw anything with a grid  The Grid method is the easiest way for artists to reproduce, scale up or scale down a reference image you want to transfer to a canvas.  With a grid you can also adjust a reference image to a different format with different proportions. Using a drawing grid anytime when you sketch or paint something that requires accuracy, for example still life or a portrait, will sharpen your art skills.  Select any area of your image as your composition 
 Switch between different types of grids: squares, proportional or triangular 
 Choose your optimal grid size, colour and thickness 
 Convert your image to a sketch to highlight where the lines are Hide the controls for a clean full-screen view of your composition with the grid on it
 Share or export your adjusted picture in the original resolution  
 Get it now, unleash your creativity

Screenshots

Morpholio Trace4 screens
Sketch Grid4 screens

Verdict

The call

The clearest difference is price: Morpholio Trace at Free against Sketch Grid's $2.99. Morpholio Trace also leads on update cadence (every 2 weeks vs every 11 months) and review sentiment (70% vs 42%). Sketch Grid's advantage is in-app purchases (none vs 4) and chart position (#96 vs unranked). On ads 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

Morpholio Trace is free to download; Sketch Grid costs $2.99 up front. Morpholio Trace sells 4 in-app purchases, starting at $4.99 per year. Sketch Grid asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Morpholio Trace holds the better App Store score, 4.7 against 4.4. That said, the two scores are not equally well evidenced: Morpholio Trace has 11K ratings behind it against 33, so its average is the more settled of the two. Written reviews point the same way: 70% of Morpholio Trace's written reviews are positive against 42% of Sketch Grid's.

UpkeepUpdate frequency

Morpholio Trace ships an update every 2 weeks, Sketch Grid every 11 months. The most recent releases landed on November 2, 2026 and November 1, 2026 respectively.

Scorecard9 real differences · 2 level
Morpholio Trace versus Sketch Grid: the parameters behind the verdict, then further details
ParameterMorpholio TraceSketch Grid
PriceFree — better$2.99
Rating4.7 (11K ratings) — better4.4 (33 ratings)
Positive reviews69.7% of reviews — better42.1% of reviews
Number of ratings11K — better33
Update frequencyEvery 2 weeks — betterEvery 11 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
Best chart rank—#96 — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.615.0 — better
Further details — not scored
Size625 MB29 MB
Age rating4+4+
DeveloperVectorworks, Inc.supple software ltd

Customer experience

Morpholio Trace

All ratings10,675 ratings
Positive92.5%
Neutral3.3%
Negative4.2%
Written reviews1,029 reviews
Positive69.7%
Neutral8.2%
Negative22.2%

Sketch Grid

All ratings32 ratings
Positive87.5%
Neutral3.1%
Negative9.4%
Written reviews19 reviews
Positive42.1%
Neutral10.5%
Negative47.4%

Bugs and requests

Morpholio Trace

Reported bugs

4 issues
  • Ruler tool freezing and becoming unresponsive
  • Imported images randomly rotating or resizing
  • Undo/redo functionality being unreliable
  • Exported PDFs having low resolution or quality issues

Requested features

5 requests
  • Ability to merge and copy layers
  • More customization options for title blocks and annotations
  • Cloud sync and multi-device support
  • Improved text handling and dimensioning tools
  • Integration with CAD and 3D modeling software

Sketch Grid

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

Morpholio Trace

Subscriptions4
  • Trace Essentials Subscription1 Month trial$4.991 Year
  • Trace Pro Monthly$7.991 Month
  • Trace Plus Subscription1 Month trial$9.991 Year
Show 1 more
  • Trace Pro Subscription1 Month trial$24.991 Year
None

Sketch Grid

No in-app purchases

Questions

Is Morpholio Trace free?
Morpholio Trace is free to download, with in-app purchases available.
Is Sketch Grid free?
Sketch Grid costs $2.99, with no in-app purchases.
Which has better reviews, Morpholio Trace or Sketch Grid?
Morpholio Trace is rated higher. Morpholio Trace averages 4.7 out of 5 from 11K ratings, while Sketch Grid averages 4.4 from 33 ratings.
Do Morpholio Trace or Sketch Grid have ads?
Neither Morpholio Trace nor Sketch Grid shows ads.
Which is updated more often, Morpholio Trace or Sketch Grid?
Morpholio Trace ships an update every 2 weeks, and Sketch Grid every 11 months. Most recently, Morpholio Trace was updated on November 2, 2026 and Sketch Grid on November 1, 2026.

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