Sketchbook® vs Flowchart Designer 3
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sketchbook®
This app provides a professional-grade drawing and painting experience for artists and illustrators. It offers a natural drawing feel with customizable tools, layers, and guides for precision. Unlock advanced features like custom brushes and canvas resizing with an optional premium purchase.
- Full complement of brush types
- Highly customizable brushes
- Guides, rulers, and stroke tools
- Layers with blend modes
- Clean and unobtrusive interface
- Custom brush creation (premium)
- Canvas resizing (premium)
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From quick sketches to fully finished artwork, Sketchbook goes where your creativity takes you. Sketchbook is an award-winning sketching, painting, and drawing app for anyone who loves to draw. Artists and illustrators love Sketchbook for its professional-grade feature set and highly customizable tools. Everyone loves Sketchbook for its elegant interface and natural drawing experience, free of distractions so you can focus on capturing and expressing your ideas. • A full complement of brush types: pencils markers, airbrushes, smear and more that look and feel just like their physical counterparts • Brushes are highly customizable so you can create just the look you want • Guides, rulers and stroke tools support precision when you need it • Layers with a full complement of blend modes deliver the flexibility to build up and explore drawings and color • Purpose-built for sketching, the interface is clean and unobtrusive so you can focus on drawing Purchase the Premium Bundle to unlock more... • Import and export brushes • Create your own custom brushes • Resize your canvas or image • Set canvas resolution in px/inch or px/cm • Clipping masks • Additional layer adjustments including blur, sharpen, brightness/contrast, greyscale, and invert • Additional color harmonies • Additional custom gradients • Select color from reference images • Extract color palettes from images • Import and export color palettes • Layer grouping • Layer masking Blend Modes • Draw Outline tool • Lasso Fill tool • Export to PDF • plus more to come!
Flowchart Designer 3
Easily create professional flowcharts, org charts, and process diagrams with a variety of templates and styling options. Organize complex ideas with containers and smart connectors on an infinite canvas. Export your creations in PDF or PNG format.
- Drag to add nodes
- Infinite Canvas
- 24 attractive themes
- Organize nodes with containers
- Smart Connectors
- Export as PDF, PNG
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Flowchart Designer 3 is a simple tool to create flowcharts, org charts, process charts, sitemaps, and more. It comes a lot of shape templates and containers, which can be decorated with styles. With Flowchart Designer 3, you can create an attractive flowchart in minutes. Main Features: - Drag to add new nodes; - Infinite Canvas; - 24 attractive themes; - Use container to organize nodes; - Group nodes to make complex shape; - Smart Connectors; - Swim Lanes; - Basic shapes for free use, and you can get more shapes by purchase; - Unlimited undo operations; - Export as pdf, png. We hope that you'll find our product helpful and a delight to use. To get in touch, email us at arrowgraphics@icloud.com
Screenshots
Verdict
The clearest difference is rating: Sketchbook® at 4.8 against Flowchart Designer 3's 4.1. Sketchbook® also leads on ratings volume (221K vs 109) and chart position (#36 vs unranked). On price, review sentiment, update cadence and ads 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. Sketchbook® sells 1 one-off in-app purchase and Flowchart Designer 3 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Sketchbook® holds the better App Store score, 4.8 against 4.1. That said, the two scores are not equally well evidenced: Sketchbook® has 221K ratings behind it against 109, so its average is the more settled of the two. Written reviews split almost evenly too, at 77% and 77% positive.
Sketchbook® ships an update every 6 weeks, Flowchart Designer 3 every 3 weeks. The most recent releases landed on October 25, 2026 and October 22, 2026 respectively.
| Parameter | Sketchbook® | Flowchart Designer 3 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (221K ratings) — better | 4.1 (109 ratings) |
| Positive reviews | 76.7% of reviews — better | 76.5% of reviews |
| Number of ratings | 221K — better | 109 |
| Update frequency | Every 6 weeks | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | #36 — better | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Requires iOS | 14 — better | 16.6 |
| Further details — not scored | ||
| Size | 142 MB | 15 MB |
| Age rating | 4+ | 4+ |
| Developer | Sketchbook, Inc | 光建 张 |
Customer experience
Sketchbook®
Flowchart Designer 3
User reviews
Sketchbook®
From 221K App Store ratingsWhat we love
- 🚀 Amazing, free, and no ads
- 👍 Lots of brushes and customization options
- 👍 Intuitive and easy to use
- 👍 Great for beginners and professionals
- 👍 Smooth performance and no lag
Room to improve
- 🐛 Occasional freezing and crashing issues
- 🐛 Blurry or corrupted images when saving or copying
- 🐛 Glitches with color selection and layers
- 🐛 Inability to rotate canvas or access gallery easily
- 🐛 Lack of blurring and clipping mask tools
Flowchart Designer 3
From 109 App Store ratingsWhat we love
- 👍 Easy to use
- 🚀 Intuitive and straightforward
- 💡 Versatile for various diagramming needs
- 🚀 Smooth and efficient
- 👍 Simple and practical
Room to improve
- 🐛 Occasional crashes or bugs
- 🔧 Limited functionality in free version
- 🔧 Difficult to edit or delete certain elements
- 🔧 Lack of advanced features compared to other tools
- 🔧 Inconsistent behavior or performance issues
Bugs and requests
Sketchbook®
Reported bugs
4 issues- Layers randomly deleted or corrupted
- Freezing when using certain tools like the eyedropper
- Saving issues leading to loss of progress
- Incompatibility with newer iPad Pro devices
Requested features
7 requests- Add blurring and clipping mask tools
- Improve gallery and canvas rotation functionality
- Allow custom font import
- Add effects like glow, stroke, and drop shadow
- Implement layer grouping and organization
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- Add real-time collaboration features
- Improve time-lapse recording and saving
Flowchart Designer 3
Reported bugs
4 issues- Inability to delete or edit certain connectors
- Unexpected file corruption or data loss
- Compatibility issues with newer macOS versions
- Inconsistent behavior when resizing or rearranging elements
Requested features
5 requests- Add more shape and icon options
- Improve text editing and formatting capabilities
- Implement better alignment and organization tools
- Add support for more file export/import options
- Introduce a dark mode or customizable themes
In-app purchases
Sketchbook®
- Premium Bundle$2.99
Flowchart Designer 3
- Premium Shapes$7.99
Questions
Is Sketchbook® free?
Is Flowchart Designer 3 free?
Which has better reviews, Sketchbook® or Flowchart Designer 3?
Do Sketchbook® or Flowchart Designer 3 have ads?
Which is updated more often, Sketchbook® or Flowchart Designer 3?
Other comparisons
