Flowdia Diagrams vs Quae
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Flowdia Diagrams
Create professional flowcharts, mind maps, and various other diagrams with an intuitive interface. Easily connect shapes, add elements, and customize your designs. Export your work in multiple formats, including PNG, JPG, PDF, and SVG.
- Create flowcharts, mind maps, BPMN, and network diagrams
- Intuitive shape connection and element addition
- Customizable shape appearance
- Export to PNG, JPG, PDF, and SVG
- Import custom images
- Supports various UML diagram types
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Flowdia is an easy to use flow diagram tool that can be used to quickly create professional quality flowcharts, mind maps, BPMN, network and server layouts, Cisco network, Rack diagram, UML activity, business process and process flow diagrams. The app is designed with ease of use in mind. You can quickly connect flowchart shapes by simply selecting the start and end connection points and quickly add new lanes to a swimlane diagram or new sub-topics to a mind map diagram by using "+" button from the selected swimlane or mind map shape menu. The mind map sub-topics are automatically positioned on the page but can be easily moved as required. Flowdia supports export of the diagram / flowchart to PNG, JPG, PDF and SVG formats.You can view exported SVG files in Microsoft Visio. You can import custom PNG and JPG images. The following diagrams can be created using Flowdia: - Flowchart - Swimlanes - Mind Maps - BPMN - Network Diagram - AWS Architecture Diagram - Cisco Network Diagram - Server Layout Diagram - Rack Diagram - UML Class Diagram - UML Activity Diagram - UML Use Case Diagram - UML Sequence Diagram - Business Process Diagram - Process Flow - Chevron Diagram You can quickly select and change BPMN activity, event and gateway types by using the special shape selector available to all BPMN shapes. The flowchart shapes in this tool are not images can be re-sized without loosing quality. You can customize the look of the shapes by applying background color and also change the font color and size of the text. **NOTE: Free version of Flowdia is restricted to: - 4 files. - 1 page per diagram. - Cannot remove or duplicate pages. - Image and PDF exports with watermark
Quae
Create and vote on petitions for your community, school, or workplace. Collaborate with others to voice your concerns and gain the attention of decision-makers. It's a platform for collective action and civic engagement.
- Create petitions
- Vote on proposals
- Community collaboration
- Engage leaders
- Civic action platform
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Quae is a community-driven voting platform that allows you to create petitions about issues in your city, school, or company. Use Quae to work with your peers, vote on proposals, and get the attention of your leaders.
Screenshots
Verdict
The clearest difference is review sentiment: Quae at 100% against Flowdia Diagrams's 54%. Quae also leads on rating (4.6 vs 3.4) and in-app purchases (none vs 1). Flowdia Diagrams's advantage is ratings volume (66 vs 11). On price, update cadence, 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
Both are free to download. Flowdia Diagrams sells 1 one-off in-app purchase. Quae asks for nothing beyond the download.
Quae holds the better App Store score, 4.6 against 3.4. That said, the two scores are not equally well evidenced: Flowdia Diagrams has 66 ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 54% of Flowdia Diagrams's written reviews are positive against 100% of Quae's.
Flowdia Diagrams ships an update every 2 weeks, Quae every 3 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.
| Parameter | Flowdia Diagrams | Quae |
|---|---|---|
| Price | Free | Free |
| Rating | 3.4 (66 ratings) | 4.6 (11 ratings) — better |
| Positive reviews | 54.2% of reviews | 100.0% of reviews — better |
| Number of ratings | 66 — better | 11 |
| Update frequency | Every 2 weeks — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 12.4 — better |
| Further details — not scored | ||
| Size | 24 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | Behzad Gorimar | Quae, Inc. |
Customer experience
Flowdia Diagrams
Quae
In-app purchases
Flowdia Diagrams
- Upgrade to Premium$9.99
Quae
No in-app purchases









