Comparison

Flow Chart, Block Diagram vs Diagrams Notepad 3

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

Head to head
About

Flow Chart, Block Diagram

Easily create complex flowcharts and diagrams on a tablet with an automatic layout algorithm and shape recognition. Design professional business graphics using a variety of smart shapes for different diagram types, then export your creations to multiple formats.

Highlights
  • Automatic layout algorithm
  • Hand-drawn shape recognition
  • Hundreds of pre-designed smart shapes
  • Support for BPMN 1.2 and 2.0
  • Export to PDF, PNG, JPEG, SVG, VDX
  • Dynamic grid
Features
Read full description

Drawing of complicated flowcharts and diagrams on a tablet has never been so easy and quick. Thanks to unique automatic layout algorithm for connections and diagram objects, recognition of the hand-drawn shapes and dynamic grid, there is no need to precisely position shapes on the screen. In just a few minutes you will be able to design professional business graphics using hundreds of pre-designed smart shapes created especially for flowcharts and general-purpose drawings as well as for specific diagram types: Swimlanes, Venn charts, Data flow diagrams, Process flow diagrams, Workflows, Business process models (both bpmn 1.2 and bpmn 2.0 notations are supported); Chevron and circular diagrams; Infographics and many other. The created diagrams can be printed or exported to Pdf, Png, Jpeg, Svg and Microsoft Visio (Vdx).

About

Diagrams Notepad 3

Create and sync diagrams, flowcharts, and mind maps across iPhone, iPad, and Mac. Supports Apple Pencil for drawing and offers collaboration features. Export in various formats.

Highlights
  • Cross-device sync via iCloud
  • Vector-based shapes and connectors
  • Apple Pencil support
  • Diagram sharing and collaboration
  • Export to PDF, PNG, JPEG
  • Unlimited diagram size
Features
Read full description

NEW - Create diagrams on iPhone, iPad and Mac and sync them together! New Design - Pencil Support - Folders - File Export/Import - Markup Editing - UML Class Editor and more... Create quickly and creatively wonderful diagrams and notes, flowcharts, mind maps, pinboards, organigrams, software models and AWS diagrams on your iPhone, iPad and Mac. Sync your diagrams optionally and automatically between all iOS and macOS devices. Add shapes, connectors, images, drawings and weblinks. Draw shapes and connectors, take notes and add markup with Apple Pencil or a finger. Share diagrams and collaborate on them with other users through iCloud. Key features • Automatic sync using iCloud between your iOS and macOS devices • Vector based shapes and connectors • Color themes and styles for the entire diagram • Drag and drop (on iPad) or copy and paste to insert graphics, photos or URLs (rich links) from other apps directly to the diagram • Drawing shapes and connectors with Apple Pencil or a finger • Undo and redo all changes • Export diagrams as vector PDF documents or PNG or JPEG images • Diagram iCloud sharing and collaboration with your team or friends • Designed for iOS and iCloud The app uses iCloud to optionally and automatically sync diagrams between your iOS and macOS devices. You can also share your diagrams and collaborate on them with other users. • Diagrams without size limits The diagram automatically resizes to fit your content as you add more shapes. You can add shapes from any side of the diagram. • Each diagram has its own style Your recently used color styles, shapes and connectors will be saved separately for each diagram. • Replace shapes and connectors at any time Replace any selected shapes in the diagram with another shape from the toolbar or with an image or web-link from the clipboard. The existing text and connections of connectors will not change. • Free version with all functions Download the free version of the application and try out all the features. You can add and edit two diagrams with a limited number of shapes in each diagram. Upgrading to an unlimited number of diagrams and shapes is possible through an In-App Purchase. • We are looking forward to your feedback If you enjoy using the Diagrams Notepad app, please add a rating or write a review on the App Store. If you have further questions or suggestions about the app, please send us an e-mail to: info@diagrams-notepad.com Thank you for using the Diagrams Notepad app!

Screenshots

Flow Chart, Block Diagram4 screens
Diagrams Notepad 34 screens

Verdict

The call

The clearest difference is rating: Diagrams Notepad 3 at 3.5 against Flow Chart, Block Diagram's 2.7. Diagrams Notepad 3 also leads on ratings volume (52 vs 12). Flow Chart, Block Diagram's advantage is iOS requirement (12.0 vs 15.0). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Flow Chart, Block Diagram sells 1 one-off in-app purchase and Diagrams Notepad 3 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Diagrams Notepad 3 holds the better App Store score, 3.5 against 2.7. Both are backed by a comparable volume of ratings — 12 and 52 respectively. Written reviews complicate that: 44% of Flow Chart, Block Diagram's written reviews are positive against 39% of Diagrams Notepad 3's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 24, 2026 and October 22, 2026 respectively.

Scorecard3 real differences · 7 level
Flow Chart, Block Diagram versus Diagrams Notepad 3: the parameters behind the verdict, then further details
ParameterFlow Chart, Block DiagramDiagrams Notepad 3
PriceFreeFree
Rating2.7 (12 ratings)3.5 (52 ratings) — better
Positive reviews44.4% of reviews — better39.0% of reviews
Number of ratings1252 — better
Update frequencyMonthlyMonthly
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Mac — better
Requires iOS12.0 — better15.0
Further details — not scored
Size68 MB29 MB
Age rating4+4+
DeveloperEvgeny Akinshinsunata UG (haftungsbeschraenkt)

Customer experience

Flow Chart, Block Diagram

All ratings11 ratings
Positive45.5%
Neutral9.1%
Negative45.5%
Written reviews45 reviews
Positive44.4%
Neutral4.4%
Negative51.1%

Diagrams Notepad 3

All ratings51 ratings
Positive62.7%
Neutral3.9%
Negative33.3%
Written reviews105 reviews
Positive39.0%
Neutral8.6%
Negative52.4%

In-app purchases

1 purchases

Flow Chart, Block Diagram

One-time1
  • Upgrade to Premium$11.99
1 purchases

Diagrams Notepad 3

One-time1
  • Unlimited number of diagrams$22.99

Questions

Is Flow Chart, Block Diagram free?
Flow Chart, Block Diagram is free to download, with in-app purchases available.
Is Diagrams Notepad 3 free?
Diagrams Notepad 3 is free to download, with in-app purchases available.
Which has better reviews, Flow Chart, Block Diagram or Diagrams Notepad 3?
Diagrams Notepad 3 is rated higher. Flow Chart, Block Diagram averages 2.7 out of 5 from 12 ratings, while Diagrams Notepad 3 averages 3.5 from 52 ratings.
Do Flow Chart, Block Diagram or Diagrams Notepad 3 have ads?
Neither Flow Chart, Block Diagram nor Diagrams Notepad 3 shows ads.
Which is updated more often, Flow Chart, Block Diagram or Diagrams Notepad 3?
Flow Chart, Block Diagram ships an update monthly, and Diagrams Notepad 3 monthly. Most recently, Flow Chart, Block Diagram was updated on October 24, 2026 and Diagrams Notepad 3 on October 22, 2026.

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