Comparison

Simple Trace Pro vs Spirograph Drawing

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

Head to head
About

Simple Trace Pro

Practice drawing and illustration by tracing photos and images. Load pictures from your camera roll and use Apple Pencil to refine your line work. Save your traced creations as JPGs or transparent PNGs.

Highlights
  • Trace photos and pictures
  • Practice illustration and painting
  • Load images from camera roll
  • Apple Pencil support
  • Adjustable transmittance
  • Zoom functionality
  • Save as JPG or transparent PNG
Features
Read full description

Simple Trace makes it easy to trace photos and pictures by hand. The concept is to be able to practice painting. Once you've loaded the image from your camera roll, it's easy to get started with Apple Pencil. By tracing the original picture, you can practice basic drawing such as how to draw lines in the illustration. Feature - Change of transmittance - Zoom in and out of the drawing area - Images can be saved as jpg, Pro version can be saved as transparent png - No ads in Pro version

About

Spirograph Drawing

Features
Read full description

Create mesmerizing spirograph patterns with full control over four parameters: • Inner Circle Radius – size of the fixed inner circle • Outer Circle Radius – size of the rolling outer circle • Pen Distance – distance of the virtual pen from the center of the outer circle • Drawing Amount – how much of the roulette to draw (0–100%) • All patterns are automatically centered on the canvas for optimal display. Perfect for designers, illustrators, educators, or anyone who loves math-inspired art. Patterns are based on the mathematical concept of a Hypotrochoid, allowing endless creative possibilities. Features: • Adjustable colors and parameters for infinite variations • Interactive real-time drawing • High-quality SVG export for scalable vector graphics • Intuitive sliders for precise control • Ideal for digital art, educational purposes, or personal projects Unleash your creativity and explore the beauty of math-inspired designs today!

Screenshots

Spirograph Drawing4 screens

Verdict

The call

The clearest difference is price: Simple Trace Pro at $0.99 against Spirograph Drawing's $9.99. Simple Trace Pro also leads on update cadence (every 2 weeks vs every 24 months). Spirograph Drawing's advantage is device support (3 vs 1). On ads, in-app purchases 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

Simple Trace Pro costs $0.99 and Spirograph Drawing $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Simple Trace Pro ships an update every 2 weeks, Spirograph Drawing every 24 months. Both last shipped on November 3, 2026.

Scorecard3 real differences · 7 level
Simple Trace Pro versus Spirograph Drawing: the parameters behind the verdict, then further details
ParameterSimple Trace ProSpirograph Drawing
Price$0.99 — better$9.99
Rating3.0 (2 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings2 — better—
Update frequencyEvery 2 weeks — betterEvery 24 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPadiPhone, iPad, iPod — better
Requires iOS14.514.0 — better
Further details — not scored
Size1 MB0 MB
Age rating4+4+
DeveloperKazuaki MatsudaWu Huang

In-app purchases

None

Simple Trace Pro

No in-app purchases

None

Spirograph Drawing

No in-app purchases

Questions

Is Simple Trace Pro free?
Simple Trace Pro costs $0.99, with no in-app purchases.
Is Spirograph Drawing free?
Spirograph Drawing costs $9.99, with no in-app purchases.
Do Simple Trace Pro or Spirograph Drawing have ads?
Neither Simple Trace Pro nor Spirograph Drawing shows ads.
Which is updated more often, Simple Trace Pro or Spirograph Drawing?
Simple Trace Pro ships an update every 2 weeks, and Spirograph Drawing every 24 months. Most recently, Simple Trace Pro was updated on November 3, 2026 and Spirograph Drawing on November 3, 2026.

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