Simple Diagram is a free iOS utility for creating flowcharts using basic shapes and gradients.
The App DNA
What makes this app unique?
Users hire this app for quick, low-stakes visualization of ideas where complex enterprise diagramming tools are overkill.
For Students and professionals requiring a tool for quick visualization of ideas and flowcharts.
What does it look like?
Key features
Includes rectangles, ovals, diamonds, and arrows for flowchart construction.
Converts diagrams to PDF, PNG, or HTML documents.
How much does it cost?
The app is distributed as a free utility with no visible in-app purchase or subscription gates.
Velocity
Dormant developmentShow more...
Simple Diagram has not received any updates in the last 213 days, placing it firmly in the zombie category. With only a single version released since its inception and no subsequent activity, there is no evidence of ongoing development or maintenance. The lack of version history beyond the initial launch suggests the project is currently inactive.
Who built it?
Nhat Linh Dang
5 apps tracked · Utilities
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Frequency Generator-Sound TestUser Sentiment
What do users think recently?
How are ratings & reviews evolving?
Not enough recent reviews to extract reliable themes yet.
Read the full review analysisCompetition
Competitive landscape for Simple Diagram
How's the Utilities market?
Simple Diagram operates as a free, static utility in the Utilities category. The lack of updates for over 200 days signals a maintenance-mode posture that limits its competitive reach against active rivals.
Read the market outlookThe rivals identified
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Access the full report for freeThe Analyst's Read
Key takeaways for Simple Diagram
Where is it heading?
The utility market is consolidating around tools with cloud-sync and active update cadences. Simple Diagram's static nature leaves it exposed to churn as users migrate to platforms that guarantee long-term support and cross-device access.
- The 214-day update gap indicates the app is in maintenance mode, which erodes user trust in long-term file compatibility.
The SWOT
- Multi-format export (PDF, PNG, HTML) enables cross-platform document sharing
- Cloud-sync integration could differentiate from static drawing tools
Next best moves
Sunset the app because the development cycle has been inactive for 214 days → reallocate resources to active projects
The counter-intuitive read
The app's lack of monetization is not a…
Read the full takeSince the last report: The analyst's assessment shifted from a neutral maintenance-mode observation to a recommendation to sunset the app due to prolonged inactivity.
Bottom line
Simple Diagram offers a functional, no-cost entry point for basic flowcharting, but its lack of updates since early 2026 creates a reliability risk, so users should prioritize tools with active development cycles for critical workflows.
Unlock 1 critical friction, 1 market threat and the analyst’s take.
Access the full report for freeSources
- [1] App Store, source
Report last updated