Comparison

Peirce Phelps HVAC Pro+ vs Ductulator

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

Head to head
About

Peirce Phelps HVAC Pro+

This app provides HVAC professionals with on-the-go access to product information, real-time availability, and pricing. It includes tools for finding AHRI matched systems, checking warranties, and locating parts, along with helpful calculators and a flashlight feature.

Highlights
  • Real-time product availability and pricing
  • AHRI matched system search
  • Warranty verification
  • Parts lookup and superseded parts
  • Document access (spec sheets, manuals)
  • Location finder with directions
  • Duct calculator
  • QR code and UPC scanner
Features
Read full description

Peirce Phelps strives to make life as an HVAC Professional easier, saving you time and hassle through innovation. Our mobile app provides access to product information and easy to use tools while on the go. * Sign in to link your online account to view prices, add to cart and check orders (SIGN IN) * See real-time availability for your preferred branch and other nearby Peirce Phelps branches (PRODUCTS) * Search by system needs to find AHRI matched systems with real-time inventory and system pricing (AHRI) * Verify warranty entitlement while at the customers home (WARRANTY) * Search for an HVAC equipment model, view the parts list and superseded parts, check availability at Peirce Phelps locations (PARTS LIST) * View spec sheets, wiring diagrams, installation guides, consumer literature, etc. for Peirce Phelps products (DOCUMENTS) * See nearby Peirce Phelps locations, their hours of operation, get directions, call the store (STORES) * Receive push notifications of special offers & promotions at Peirce Phelps * Scan QR code & UPC bar codes for fast product look ups * See turn by turn driving directions, through your favorite mapping app, to Peirce Phelps locations * Duct calculator to help determine duct size, material and specifications for new installations and retrofits (CALCULATORS) * Light up attics, closets and basements while you work (FLASHLIGHT) * Also, the app now remembers your last 10 searches Our mission is to deliver the quality HVAC products you need, when you need them, and provide expert technical support. Our goal is to be your HVAC Supplier of Choice. We know you have a choice when buying all your HVAC related items. Thank you for trusting Peirce Phelps. We are proud to have the opportunity to serve you.

About

Ductulator

This app provides a simple and efficient tool for calculating the dimensions of square ventilation ducts. It's designed for engineers, architects, and contractors to generate data for mechanical ventilation, cooling, and HVAC projects. Quickly validate residential and commercial solutions with this easy-to-use calculator.

Highlights
  • Calculate equivalent round diameter of square ducts
  • Convert square duct dimensions by volume ratio
  • Provide metric equivalence
  • Validate residential and commercial solutions
  • Designed for engineers and architects
Features
Read full description

Offrez-vous un outil de calcul simple et efficace pour calculer les dimensions de conduit de ventilation carré ! Destinée aux ingénieurs, aux architectes, aux entrepreneurs et à leurs équipes d’experts, notre application unique est un incontournable sur le chantier. Fonctionnel en tout temps, notre instrument de travail génère les données dont vous avez besoin pour réaliser vos projets de ventilation mécanique, d’aération du ventilateur de refroidissement, de conception générale pour les conduits de climatisation et de chauffage. Facile d’utilisation et optimisé pour tous les types d’éclairage ou d’écrans, notre Ductulator réinventé vous permettra de valider rapidement vos solutions résidentielles et commerciales. Offrez-vous aujourd’hui notre calculatrice conçue spécialement pour: -Calculer l'équivalent en rond (Diamètre) d'un conduit carré de ventilation -Convertir des dimensions de conduit carré par un rapport de volume d'une nouvelle dimension, amincie selon un ratio spécifique. -Donner l’équivalence métrique Parce que mesurer et valider vos calculs font partie du métier, le nôtre est de vous offrir ce qu’il y a de meilleur sur le marché! Faites le calcul!

Screenshots

Peirce Phelps HVAC Pro+4 screens
Ductulator3 screens

Verdict

The call

The clearest difference is rating: Peirce Phelps HVAC Pro+ at 4.8 against Ductulator's 1.0. Peirce Phelps HVAC Pro+ also leads on ratings volume (54 vs 2). Ductulator's advantage is update cadence (weekly vs every 6 weeks) and monetization model (free vs ad-supported). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Peirce Phelps HVAC Pro+ holds the better App Store score, 4.8 against 1.0. That said, the two scores are not equally well evidenced: Peirce Phelps HVAC Pro+ has 54 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

Peirce Phelps HVAC Pro+ ships an update every 6 weeks, Ductulator weekly. Both last shipped on November 3, 2026.

Scorecard5 real differences · 5 level
Peirce Phelps HVAC Pro+ versus Ductulator: the parameters behind the verdict, then further details
ParameterPeirce Phelps HVAC Pro+Ductulator
PriceFreeFree
Rating4.8 (54 ratings) — better1.0 (2 ratings)
Positive reviews—0.0% of reviews
Number of ratings54 — better2
Update frequencyEvery 6 weeksWeekly — better
AdsNoNo
In-app purchasesNoNo
MonetizationAd-supportedFree — better
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.013.0 — better
Further details — not scored
Size165 MB14 MB
Age rating4+4+
DeveloperWatsco, Inc.Simon Leroux

Customer experience

Peirce Phelps HVAC Pro+

All ratings54 ratings
Positive94.4%
Neutral1.9%
Negative3.7%

Ductulator

All ratings2 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews2 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

Peirce Phelps HVAC Pro+

No in-app purchases

None

Ductulator

No in-app purchases

Questions

Is Peirce Phelps HVAC Pro+ free?
Peirce Phelps HVAC Pro+ is free to download, with no in-app purchases.
Is Ductulator free?
Ductulator is free to download, with no in-app purchases.
Which has better reviews, Peirce Phelps HVAC Pro+ or Ductulator?
Peirce Phelps HVAC Pro+ is rated higher. Peirce Phelps HVAC Pro+ averages 4.8 out of 5 from 54 ratings, while Ductulator averages 1.0 from 2 ratings.
Do Peirce Phelps HVAC Pro+ or Ductulator have ads?
Neither Peirce Phelps HVAC Pro+ nor Ductulator shows ads.
Which is updated more often, Peirce Phelps HVAC Pro+ or Ductulator?
Peirce Phelps HVAC Pro+ ships an update every 6 weeks, and Ductulator weekly. Most recently, Peirce Phelps HVAC Pro+ was updated on November 3, 2026 and Ductulator on November 3, 2026.

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