Comparison

Noder vs Ductalator

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

Head to head
About

Noder

Features
Read full description

Noder is a booking and scheduling app for appointments and classes. Organize your calendar, create events for your clients, and take your business to the next level, all from the same place. This simple and intuitive application is designed for all types of professionals, whether you work alone, collaborate with a team, or manage a company with employees. Noder will make your work easier and more organized. Access your calendar anytime, from anywhere, with our appointment scheduler. If you work with groups, you can easily manage them through our class planner. To increase customer bookings, activate and customize your free online booking page, allowing customers to choose their appointments based on your availability. Noder has all the necessary features to help grow your business: โ€ข Unlimited appointments booking, scheduling, and management. โ€ข Group class management: Create one-time, weekly, or monthly sessions. โ€ข Reminders: You and your clients will receive immediate notifications about their events, reducing no-shows. โ€ข Online booking system: Customize your own website and get client bookings based on your availability. โ€ข Customer list: Access information about all your customers, with activity records. Add or invite your existing customers. โ€ข Service offerings: Define your services, including pricing and duration. โ€ข Staff management: Add your employees or team members, or invite them to collaborate. โ€ข Multiple calendars: Each member of your team can have their own personal calendar. Noder is suitable for any type of business! Our appointment booking app is used by beauty professionals, hair salons, barbershops, nail artists, massage therapists, personal trainers, health and wellness practitioners, and other professionals to offer appointments to their clients and prevent no-shows. Our group class management system makes it easy for teachers and instructors of all types of disciplines, such as gyms, yoga, art, dance, music, and many others, to organize their classes. Simplify your daily planner and schedule appointments like a pro with Noder, the simple yet powerful appointment manager. Download Noder! The best free scheduling app, and start optimizing your time effectively. Terms and conditions: https://noder.app/legal?item=terms_mobile Privacy policy: https://noder.app/legal?item=privacy

About

Ductalator

Features
Read full description

Have you ever used the quintessential Trane Ductulator for your HVAC duct size calculations. Well here is a super easy to use Ductalator App that simplifies duct sizing calculations with the spin of a wheel. Simply enter two of the four parameters (Flow rate, Pressure drop, Velocity of Duct size) and the other values are calculated automatically for you. If you are involved in designing HVAC systems from small toilet exhaust through to multi-roomed variable air volume systems, this is the app for you. Download it and give it a free try. "Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/" "Privacy Policy: http://www.azitechgames.com/ductalator.html"

Screenshots

Noder4 screens
Ductalator4 screens

Verdict

The call

The clearest difference is iOS requirement: Noder at 14.0 against Ductalator's 16.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Noder sells 6 in-app purchases, starting at $9.99 per month and Ductalator sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Noder ships an update weekly, Ductalator every 10 days. The most recent releases landed on September 24, 2026 and October 6, 2026 respectively.

Scorecard1 real difference ยท 5 level
Noder versus Ductalator: the parameters behind the verdict, then further details
ParameterNoderDuctalator
PriceFreeFree
Update frequencyWeekly โ€” betterEvery 10 days
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, iPod โ€” betteriPhone, iPad
Requires iOS14.0 โ€” better16.0
Further details โ€” not scored
Size35 MB10 MB
Age rating4+4+
DeveloperNoder S.A.S.David Mepham

In-app purchases

6 purchases

Noder

Subscriptions6
  • Pro - Monthly Billing1 Month trial$9.991 Month
  • Business - Monthly Billing1 Month trial$19.991 Month
  • Enterprise - Monthly Billing1 Month trial$99.991 Month
Show 3 more
  • Pro - Yearly Billing1 Year trial$99.991 Year
  • Business - Yearly Billing1 Year trial$199.991 Year
  • Enterprise - Yearly Billing1 Year trial$999.991 Year
2 purchases

Ductalator

Subscriptions2
  • Monthly Subscription$1.991 Month
  • Annual Subscription1 Month trial$6.991 Year

Questions

Is Noder free?
Noder is free to download, with in-app purchases available.
Is Ductalator free?
Ductalator is free to download, with in-app purchases available.
Do Noder or Ductalator have ads?
Neither Noder nor Ductalator shows ads.
Which is updated more often, Noder or Ductalator?
Noder ships an update weekly, and Ductalator every 10 days. Most recently, Noder was updated on September 24, 2026 and Ductalator on October 6, 2026.

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