Comparison

UpNote vs Nozzle Calculator Pro

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

Head to head
About

UpNote

This app provides a clean and beautiful interface for writing and organizing notes, journals, and to-do lists. It offers rich formatting options, an intuitive organization system, and instant syncing across devices, with offline capabilities. Premium features include enhanced security and export options.

Highlights
  • Rich text editor with formatting tools
  • Intuitive organizing system (notebooks, pins, links)
  • Secure note locking with Touch/Face ID
  • Instant cross-device syncing and offline access
  • Markdown support and export
  • Task management and to-do lists
Features
Read full description

UpNote is a clean and beautiful app for writing and organizing. It's easy to use with rich features and delightful experience. UpNote is designed to help you take notes easily and stay focused on what matters most. UpNote has beautiful fonts and elegant themes that you can adjust to make your writing experience most comfortable and pleasant. UpNote is an ideal place to keep your diary and journal. It has a powerful lock feature so that you can rest assured that your notes stay private and secure. You can also use Touch ID or Face ID to securely unlock your notes. UpNote’s intuitive organizing system will keep your note space neat and light. There are many ways to organize your notes: putting them into notebooks, pinning your notes to the top of the note list, bookmarking them for quick reference or linking to other notes. You can also close any notebooks to focus on only most important one. UpNote’s rich editor makes it perfect for planning and managing your tasks. Simply write down your to-do list and have them synced to all your devices. UpNote offers highlight, text colors, table, nested list, code and many other important formatting tools so that you could easily format your notes. UpNote syncs notes instantly on all devices. It also works reliably offline, so you could take note anytime, anywhere. If you are a markdown user, UpNote is great for you too. It has intuitive shortcuts based on markdown, which makes it more fun to write notes. You can also export your notes to Markdown or PDF. Try UpNote now and you will fall in love with it! ---- Upgrade to Premium to get full power of UpNote: - Lock your notes and notebooks - Insert table and attachments - Write unlimited number of notes - Elegant themes and notebook covers - Export to text PDF, HTML and Markdown ---- Price may vary by location. Subscriptions will be charged to your credit card through your iTunes account. Your subscription will automatically renew unless canceled at least 24 hours before the end of the current period. You will not be able to cancel the subscription once activated. Manage your subscriptions in Account Settings after purchase. Any unused portion of a free trial peri​od will be forfeited when the user purchases a subscription. ---- If you have any question or feedback, we would love to hear it. Send an email to support@getupnote.com, and we would love to get in touch with you! ---- Privacy policy: https://getupnote.com/privacy.html Terms of use: https://getupnote.com/terms.html

About

Nozzle Calculator Pro

Features
Read full description

Nozzle Calculator is a professional engineering and fabrication tool for calculating nozzle orientation and marking dimensions for pressure vessels, cylindrical shells, storage tanks, and dish ends. The app helps mechanical engineers, pressure vessel designers, fabrication engineers, QA/QC professionals, inspectors, and workshop technicians calculate accurate dimensions required for nozzle positioning, orientation, layout marking, and fabrication inspection. It eliminates repetitive manual calculations and provides quick, clear, and workshop-ready results. Included Calculators • Shell Nozzle Orientation Calculator • Dish Nozzle Orientation Calculator Shell Nozzle Orientation Calculate nozzle marking dimensions on cylindrical pressure vessel shells and tanks. The calculator determines: • Shell Outside Diameter (OD) from OCF • OCF per Degree • OCF for a Selected Nozzle Angle • Nozzle Orientation Marking Dimensions These calculations are useful when transferring nozzle orientation information onto cylindrical shells during fabrication and inspection. Dish Nozzle Orientation Calculate nozzle arc distance and orientation dimensions on pressure vessel dish ends. The calculator supports common pressure vessel head geometries: • 10% Torispherical Head • 2:1 Ellipsoidal Head • Hemispherical Head Enter the required dish geometry and nozzle orientation information to obtain the calculated arc distance and related marking dimensions. Features • Shell nozzle orientation calculation • Dish nozzle orientation calculation • OCF calculation • OCF per degree • Nozzle angle calculation reference • Dish end arc distance calculation • Pressure vessel nozzle marking • Cylindrical shell layout calculations • Supports common dish end geometries • Metric and Imperial unit systems • Automatic internal unit conversion • Fractional Imperial input support • Clear and meaningful output values • Simple professional interface • Fast engineering calculations • No internet connection required Applications Nozzle Calculator is useful for: • Pressure Vessel Fabrication • Storage Tank Fabrication • Process Equipment Manufacturing • Cylindrical Shell Layout • Dish End Fabrication • Nozzle Installation • Vessel Inspection • Fabrication Layout • Industrial Equipment Manufacturing • Plant Maintenance Designed For • Mechanical Engineers • Pressure Vessel Engineers • Design Engineers • Fabrication Engineers • Production Engineers • QA/QC Engineers • Inspection Engineers • Fabrication Supervisors • Workshop Professionals • Vessel Fabricators • Engineering Students Nozzle Calculator helps reduce manual calculation work, minimize layout errors, save fabrication time, and improve accuracy when marking nozzle positions and orientations on pressure vessel shells and heads. Whether you are working on a cylindrical shell, storage tank, torispherical head, 2:1 ellipsoidal head, or hemispherical head, Nozzle Calculator provides a convenient engineering tool for nozzle orientation and fabrication marking calculations.

Screenshots

UpNote4 screens
Nozzle Calculator Pro4 screens

Verdict

The call

The clearest difference is price: UpNote at Free against Nozzle Calculator Pro's $2.99. UpNote also leads on update cadence (weekly vs every 41 months). Nozzle Calculator Pro's advantage is in-app purchases (none vs 5). On ads, device support and iOS requirement 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

UpNote is free to download; Nozzle Calculator Pro costs $2.99 up front. UpNote sells 5 in-app purchases, starting at $1.99 per month. Nozzle Calculator Pro asks for nothing beyond the download.

UpkeepUpdate frequency

UpNote ships an update weekly, Nozzle Calculator Pro every 41 months. The most recent releases landed on November 11, 2026 and November 7, 2026 respectively.

Scorecard3 real differences · 7 level
UpNote versus Nozzle Calculator Pro: the parameters behind the verdict, then further details
ParameterUpNoteNozzle Calculator Pro
PriceFree — better$2.99
Rating4.7 (1.1K ratings) — better—
Positive reviews85.9% of reviews—
Number of ratings1.1K — better—
Update frequencyWeekly — betterEvery 41 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemium—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better16.1
Further details — not scored
Size81 MB1 MB
Age rating4+4+
DeveloperUpNote Company LimitedImran Pinjara

Bugs and requests

UpNote

Reported bugs

4 issues
  • Black screen issues
  • Lost notes and data
  • Incompatibility with newer iOS versions
  • Google sign-in not working

Requested features

8 requests
  • Reminders and calendar integration
  • More customization options (fonts, colors, etc.)
  • Improved drawing/handwriting support
  • PDF annotation and embedding
  • Optical character recognition (OCR)
Show 3 more
  • Ability to reorder bullets and lists
  • Improved table editing and formatting
  • Apple Watch app

Nozzle Calculator Pro

Not enough reviews yet to summarise bugs or requests.

In-app purchases

5 purchases

UpNote

Subscriptions1
  • Premium monthly subscription$1.991 Month
One-time4
  • Life-time Upgrade to Premium$24.99
  • Life-time Upgrade$29.99
  • Life-time upgrade to Premium$34.99
Show 1 more
  • Life-time upgrade to Premium$39.99
None

Nozzle Calculator Pro

No in-app purchases

Questions

Is UpNote free?
UpNote is free to download, with in-app purchases available.
Is Nozzle Calculator Pro free?
Nozzle Calculator Pro costs $2.99, with no in-app purchases.
Do UpNote or Nozzle Calculator Pro have ads?
Neither UpNote nor Nozzle Calculator Pro shows ads.
Which is updated more often, UpNote or Nozzle Calculator Pro?
UpNote ships an update weekly, and Nozzle Calculator Pro every 41 months. Most recently, UpNote was updated on November 11, 2026 and Nozzle Calculator Pro on November 7, 2026.

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