Comparison

Blue Sketch vs Nara Command Center

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

Head to head
About

Blue Sketch

This app allows you to quickly sketch and write ideas freely on a blue canvas. It offers essential drawing tools, page management, and sharing options. Focus on your creativity with a minimalist interface and robust organizational features.

Highlights
  • Handwritten note-taking
  • Drawing tools (pen, line, shapes)
  • Undo/Redo functionality
  • Page size and scaling options
  • Image sharing (PNG, JPG, PDF)
  • Document organization (folders, sorting)
  • Read-only mode
  • Apple Pencil support
Read full description

Sketch your idea! You can write freely and quickly because it is handwritten. You can concentrate on writing because it is the minimum function that can write only white lines on the blue canvas. Functions List: - Can be used as a notebook or notepad - Pen tool: draw a line - Straight line tool - Rectangle and Ellipse Tools - Switch between solid/dotted lines - Can change the size of the pen - Undo / Redo - Can change the page size - Can scale the page - Image sharing: Share an image as PNG, JPG, or PDF format. Also, you can share monochrome converted images. - List documents - List recently opened documents - Organize: Document folders - Sort documents and folders - Title documents and folders - Delete the document then put it into the trash box. - Restore the deleted document from the trash box. - Delete the document entirely in the trash box. - Copy documents: You can duplicate the document. Tap the copy button at the bottom right of the note screen to duplicate it. - Read-only mode: While in read-only mode, you can disable writing and prevent erroneous operations. You can change the settings by tapping the title on the note screen. - Option to use only Apple Pencil: Only available for iPad compatible with Apple Pencil. - Double-tap the Apple Pencil to switch between tools in sequence. - Apple Pencil Pro is also supported. - Can turn off/on the function the app puts the device into a sleep state if you don't touch the screen for a certain period while the page is displayed. About In-App Purchase: The first 20 pages can be used free of charge. After that, adding pages will be paid content. Please support the developer.

About

Nara Command Center

Manage personal and family records, track health metrics like calories, and prepare for medical appointments. Seamlessly integrate data from Apple HealthKit and wearables to find appropriate care.

Highlights
  • Record management
  • Health metric tracking
  • Calorie tracking
  • Doctor visit preparation
  • Care coordination
  • Wearable integration
Features
Read full description

Nara helps users and families manage records, understand what changed, track calories, prepare for doctor visits, and find the right care.

Screenshots

Blue Sketch4 screens
Nara Command Center4 screens

Verdict

The call

The clearest difference is in-app purchases: Nara Command Center at none against Blue Sketch's 2. Nara Command Center also leads on rating (5.0 vs 4.7). Blue Sketch's advantage is ratings volume (339 vs 1). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Blue Sketch sells 2 one-off in-app purchases. Nara Command Center asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Nara Command Center holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Blue Sketch has 339 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Blue Sketch ships an update monthly, Nara Command Center every 5 weeks. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.

Scorecard4 real differences · 6 level
Blue Sketch versus Nara Command Center: the parameters behind the verdict, then further details
ParameterBlue SketchNara Command Center
PriceFreeFree
Rating4.7 (339 ratings)5.0 (1 ratings) — better
Positive reviews76.9% of reviews—
Number of ratings339 — better1
Update frequencyMonthly — betterEvery 5 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.0 — better15.0
Further details — not scored
Size23 MB3 MB
Age rating4+4+
DeveloperHituzi ANDOArun Menon

Customer experience

Blue Sketch

All ratings327 ratings
Positive93.3%
Neutral2.8%
Negative4.0%
Written reviews13 reviews
Positive76.9%
Neutral0.0%
Negative23.1%

Nara Command Center

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Blue Sketch

Reported bugs

1 issue
  • App crashed when attempting export on 2019 iPad Pro

Requested features

6 requests
  • More shapes for sketches (curves, polygons)
  • TEXT field option for readable font
  • Pinch/stretch to zoom
  • Finer and less pixelated pencil strokes
  • Option to add extra pages
Show 1 more
  • Feature to group elements for easy deletion

Nara Command Center

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

Blue Sketch

One-time2
  • 10 pages$0.99
  • 30 pages$1.99
None

Nara Command Center

No in-app purchases

Questions

Is Blue Sketch free?
Blue Sketch is free to download, with in-app purchases available.
Is Nara Command Center free?
Nara Command Center is free to download, with no in-app purchases.
Which has better reviews, Blue Sketch or Nara Command Center?
Nara Command Center is rated higher. Blue Sketch averages 4.7 out of 5 from 339 ratings, while Nara Command Center averages 5.0 from 1 ratings.
Do Blue Sketch or Nara Command Center have ads?
Neither Blue Sketch nor Nara Command Center shows ads.
Which is updated more often, Blue Sketch or Nara Command Center?
Blue Sketch ships an update monthly, and Nara Command Center every 5 weeks. Most recently, Blue Sketch was updated on October 24, 2026 and Nara Command Center on October 14, 2026.

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