FracTree vs F.A.S.T
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FracTree
Explore the fascinating world of fractal trees with this intuitive iOS app. Experiment with different shapes and appearances using touch gestures and sliders. Save your creations and export them as high-quality images or PDFs.
- Intuitive touch controls for shape manipulation
- Sliders to alter tree appearance
- Manual value input for controls
- Random tree generation
- Save favorite fractal trees
- Export art as PNG, JPG, or PDF
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FracTree is the most "fun" you can have exploring fractal trees on your iOS device! FracTree is a fun and intuitive way to discover the magic of branching and algorithms. Drag, tap, and pinch to find your favorite one! Nifty features: • drag the control targets to easily change the tree shape • use the sliders to alter the tree appearance • tap and double-tap controls to manually enter values • tap the dice for a completely random one; surprise! • save your favorites for later retrieval • export your fractal tree art as png/jpg or resolution-independent pdf • super-handy guide Seriously though, I really dig stuff like this and I hope you'll like it too. That's why I made it!
F.A.S.T
Create and customize mesmerizing mathematical spirals, including Archimedean and logarithmic forms. Offers intuitive controls for precise adjustments to curvature, color, and patterns. Ideal for creative discovery and educational exploration.
- Archimedean & Logarithmic Spirals
- Intuitive Controls
- Dynamic Colorization
- Expert Mode
- Dark Mode Support
- Cross-device Compatibility
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F.A.S.T (Fancy Archimedean Spiral Tool) Unlock the world of mesmerizing spirals with F.A.S.T – your ultimate tool for creating, exploring, and customizing beautiful mathematical spirals. Whether you're captivated by the elegance of curves or fascinated by the geometry of logarithmic and Archimedean spirals, F.A.S.T offers you endless possibilities for creative discovery. Key Features: - Archimedean & Logarithmic Spirals: Dive into the classic forms of Archimedean spirals or the distinctive beauty of logarithmic (Bernoulli) spirals, each customizable to perfection. - Intuitive Controls: Adjust arc length, separation, rotation, segment count, and even color to create spirals that are uniquely yours. Every control slider is designed to let you shape each aspect with precision, from the spiral's curvature to the color that brings it to life. - Dynamic Colorization: Explore the full hue spectrum with seamless color transitions that allow you to bring your spirals to life in vibrant ways. From soft gradients to intense shades, your creations can be as colorful as you wish. - Expert Mode: Ready to go beyond? Activate Expert Mode and access advanced options that make every tweak feel like an art form. Experiment with rotations, mirrored patterns, and detailed configurations to find the perfect look. - Dark Mode & More: Customize your workspace with Dark Mode, make high-contrast visualizations, and adjust your settings to fit your unique style. F.A.S.T has been built to look great on both iPhone and iPad, adapting seamlessly to your device's orientation and dark/light settings. - Made for All Ages: Ideal for curious minds of all ages, F.A.S.T offers easy-to-use controls that make it engaging for young explorers and a true creative outlet for geometry enthusiasts. Whether you're creating spirals for inspiration, education, or pure enjoyment, F.A.S.T provides a delightful environment to explore the world of curves. For a lighter experience for children and babies, be sure to check out "F.A.S.T Baby" for simpler, touch-friendly spirals. Discover the beauty of mathematics and design. Let F.A.S.T inspire your creativity today!
Screenshots
Verdict
The clearest difference is rating: FracTree at 5.0 against F.A.S.T's 4.6. FracTree also leads on update cadence (every 7 months vs every 19 months) and iOS requirement (9.0 vs 15.6). F.A.S.T's advantage is ratings volume (23 vs 2). On price, review sentiment, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
FracTree holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: F.A.S.T has 23 ratings behind it against 2, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.
FracTree ships an update every 7 months, F.A.S.T every 19 months. The most recent releases landed on June 1, 2026 and August 24, 2026 respectively.
| Parameter | FracTree | F.A.S.T |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | 4.6 (23 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 2 | 23 — better |
| Update frequency | Every 7 months — better | Every 19 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 2 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Jeff Menter | Philippe Zay |
Customer experience
FracTree
F.A.S.T
In-app purchases
FracTree
No in-app purchases
F.A.S.T
No in-app purchases
