McMaster vs Weldmonger
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
Weldmonger
Shop for welding supplies tested and curated by an experienced professional. Find quality products with confidence and receive dedicated customer support for any issues or assistance with orders.
- Professionally tested products
- Online store
- Customer support
- Assistance with orders
- Quality welding supplies
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Hey Jody here, Thanks for visiting my online store! Every product has been thoroughly tested by myself and I'm confident that you'll enjoy what you buy. If not, just reach out to us and we'll take care of you...Feel free to give us a call if you need assistance placing an order (833)-308-7018
Screenshots
Verdict
The clearest difference is rating: Weldmonger at 4.9 against McMaster's 4.3. Weldmonger also leads on review sentiment (100% vs 68%). McMaster's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, ratings volume, update cadence and in-app purchases 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.
Weldmonger holds the better App Store score, 4.9 against 4.3. Both are backed by a comparable volume of ratings — 220 and 276 respectively. Written reviews point the same way: 68% of McMaster's written reviews are positive against 100% of Weldmonger's.
McMaster ships an update every 5 weeks, Weldmonger every 3 weeks. The most recent releases landed on September 17, 2026 and September 21, 2026 respectively.
| Parameter | McMaster | Weldmonger |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (220 ratings) | 4.9 (276 ratings) — better |
| Positive reviews | 68.5% of reviews | 100.0% of reviews — better |
| Number of ratings | 220 | 276 — better |
| Update frequency | Every 5 weeks | Every 3 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 8 MB | 76 MB |
| Age rating | 4+ | 4+ |
| Developer | McMaster-Carr Supply Company | Weldmonger Enterprises LLC |
Customer experience
McMaster
Weldmonger
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
Weldmonger
Not enough reviews yet to summarise bugs or requests.
In-app purchases
McMaster
No in-app purchases
Weldmonger
No in-app purchases
