McMaster vs Belimo RetroFIT+
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
McMaster
Access a vast catalog of industrial and maintenance supplies from your mobile device. Browse and order over 800,000 products for your plant and facility needs.
- Extensive product catalog
- Order from mobile
- Plant and facility supplies
- Over 800,000 products
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McMaster-Carr is the complete source for everything in your plant. Order over 700,000 products from the palm of your hand. Terms and Conditions: https://www.mcmaster.com/#terms
Belimo RetroFIT+
Easily find the perfect HVAC replacement actuator for your old or damaged equipment. This app helps you identify the best fitting Belimo product for air or water applications, including globe and rotary valve actuators. It also integrates the complete sensor range and offers project planning tools.
- HVAC replacement actuator finder
- Air and water solution identification
- Globe and rotary valve actuator selection
- Integrated sensor range
- OCR function for character recognition
- RetroFIT+ project creation and planning
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Belimo RetroFIT+ App - Easy and convenient to your new Belimo product The new Belimo RetroFIT+ App allows you to easily find the best fitting HVAC (Heating, Ventilation and Air Conditioning) Belimo replacement with innovative technology for your old or damaged actuator. Whether Air applications or Water solutions if you are searching for a modernization or a replacement of your installation, you will quickly find the actuator (Globe valve actuator, rotary valve actuator,..) of Belimo which covers your needs and offers you best quality with high performance. The complete sensor range from Belimo is integrated in the App. As of now the OCR (Optical Character Recognition) function is available in the RetroFIT+ App. Create complete RetroFIT+ projects and plan as easily and efficiently as never before!
Screenshots
Verdict
The clearest difference is rating: Belimo RetroFIT+ at 5.0 against McMaster's 4.3. McMaster's advantage is update cadence (every 5 weeks vs every 7 months) and ratings volume (220 vs 1). On price, ads, in-app purchases and monetization model 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Belimo RetroFIT+ holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: McMaster has 220 ratings behind it against 1, so its average is the more settled of the two.
McMaster ships an update every 5 weeks, Belimo RetroFIT+ every 7 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.
| Parameter | McMaster | Belimo RetroFIT+ |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (220 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 68.5% of reviews | — |
| Number of ratings | 220 — better | 1 |
| Update frequency | Every 5 weeks — better | Every 7 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.5 |
| Further details — not scored | ||
| Size | 8 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | McMaster-Carr Supply Company | BELIMO Automation AG |
Customer experience
McMaster
Belimo RetroFIT+
Bugs and requests
McMaster
Reported bugs
25 issues- Payment method stays loading indefinitely
- Only header loads
- App is broken
- Navigation tools are in awkward locations and don't work half the time
- Screen shifts slightly
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- Occasionally freezes and doesn't respond to touch
- App is a little buggy
- Latest update won't load
- No estimate of shipping costs before completion of purchase
- App hijacks clicked URLs
- App will not open
- Shows 'No internet connection' when using the app
- Checkout screen has bugs
- Asks to enter ship to address even if shown
- Cannot enter credit card information
- Placing an order is a real pain
- Kept asking for the same things to be entered over and over
- Cart is terrible, no clear way to view items
- Shipping methods don't have predetermined options
- Forward parts request doesn't work
- Cannot save a copy on phone
- App doesn't show saved orders from website
- Missing order history and tracking
- Cannot print item page
- App doesn't show saved orders
Requested features
11 requests- Re-optimize app for phone use
- Add Apple Pay as a payment option
- Add a toolbar or ribbon for easier navigation
- Make navigation buttons at the top left like other apps
- Add a "is this page helpful?" link
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- Add links for CAD files like on the website
- Add general search functionality
- Add ability to print
- Add order history and tracking
- Add PDF drawing download
- Add access to saved orders
Belimo RetroFIT+
Not enough reviews yet to summarise bugs or requests.
In-app purchases
McMaster
No in-app purchases
Belimo RetroFIT+
No in-app purchases
Questions
Is McMaster free?
Is Belimo RetroFIT+ free?
Which has better reviews, McMaster or Belimo RetroFIT+?
Do McMaster or Belimo RetroFIT+ have ads?
Which is updated more often, McMaster or Belimo RetroFIT+?
Other comparisons
