Comparison

Infinity Sketch vs Iso Easy

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

Head to head
About

Infinity Sketch

Create precise schematics with a customizable grid and line editing system. Seamlessly integrate images as backgrounds or symbols to enhance your workflow. Enjoy a practically infinite canvas for unrestricted creativity, all offline and completely free.

Highlights
  • Customizable grid for precision
  • Image import for backgrounds/symbols
  • Practically infinite canvas
  • Offline functionality
  • Apple Pencil and finger drawing support
  • Combines freehand and grid lines
Features
Read full description

Infinity Sketch is the ultimate tool for fast grid based sketching of any kind, now enhanced with seamless image support. Built on top of Apple’s default drawing canvas, it introduces a powerful, fully customizable grid and line editing system, making it ideal for quickly sketching precise schematics. Easily paste images from your system pasteboard to use as backgrounds or symbols, boosting your creative workflow. It is completely free with no hidden charges, no in-app purchases, and no internet connection required. It works entirely offline, so you can sketch anytime, anywhere, without interruptions or freemium distractions. Whether you're using Apple Pencil on iPad or finger drawing on iPhone, Infinity Sketch adapts to your workflow, offering a modern, document-based interface that fits your needs. With its practically infinite canvas, you’ll never run out of space to create. What sets Infinity Sketch apart is its combination of hand-drawn symbols with straight, grid-based lines. This approach delivers clean, professional-looking results with an artistic touch, making your sketches both functional and visually appealing. Key Features: Fully customizable grid for precision sketching Seamless Apple Pencil integration on iPad Supports finger drawing on iPhone and iPad Huge canvas for unrestricted creativity Image support: Paste images from pasteboard as backgrounds or symbols for enhanced creativity Combines freehand symbols and grid-based lines for unique, artful results Pro Tip: Easily Annotate Screenshots Paste a screenshot from the pasteboard into Infinity Sketch using the Insert Image icon. Choose "Pin selected images to background" from the Rectangle Select menu to lock it for annotation. Unpin to edit again. Whether you're sketching circuit diagrams, flowcharts, or any other schematic, Infinity Sketch offers the tools to make your designs shine. Privacy Policy: https://www.circuitshepherd.com/privacy-policy-for-Infinity-Sketch.html

About

Iso Easy

Features
Read full description

ISO Easy is your complete solution for creating precise isometric drawings and managing weld maps—designed for professionals in piping, construction, and fabrication. Whether you're a field engineer, draftsman, or QA/QC specialist, ISO Easy delivers the tools you need to create accurate, compliant drawings and documentation—all in one intuitive macOS app. Features: Easy-to-use isometric drawing workspace Visual weld mapping with custom tags and symbols Layered drawings with annotation and export options Generate and print weld reports in a few clicks Import/export support for standard formats like PDF Offline functionality, no data collection or internet required Bring clarity to your documentation process and increase efficiency with ISO Easy—engineered to meet real-world industry needs.

Screenshots

Infinity Sketch4 screens
Iso Easy4 screens

Verdict

The call

The clearest difference is device support: Iso Easy at 4 against Infinity Sketch's 2. Iso Easy also leads on iOS requirement (14.0 vs 18.0). On price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Infinity Sketch ships an update every 3 weeks, Iso Easy every 6 weeks. The most recent releases landed on October 13, 2026 and October 3, 2026 respectively.

Scorecard2 real differences · 8 level
Infinity Sketch versus Iso Easy: the parameters behind the verdict, then further details
ParameterInfinity SketchIso Easy
PriceFreeFree
Rating3.8 (16 ratings) — better—
Positive reviews75.0% of reviews—
Number of ratings16 — better—
Update frequencyEvery 3 weeks — betterEvery 6 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad, iPod, Mac — better
Requires iOS18.014.0 — better
Further details — not scored
Size20 MB81 MB
Age rating4+4+
DeveloperJosef WoessISO Easy LLC

In-app purchases

None

Infinity Sketch

No in-app purchases

None

Iso Easy

No in-app purchases

Questions

Is Infinity Sketch free?
Infinity Sketch is free to download, with no in-app purchases.
Is Iso Easy free?
Iso Easy is free to download, with no in-app purchases.
Do Infinity Sketch or Iso Easy have ads?
Neither Infinity Sketch nor Iso Easy shows ads.
Which is updated more often, Infinity Sketch or Iso Easy?
Infinity Sketch ships an update every 3 weeks, and Iso Easy every 6 weeks. Most recently, Infinity Sketch was updated on October 13, 2026 and Iso Easy on October 3, 2026.

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