# McMaster vs Weldmonger

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.

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.

## The numbers

| Metric | McMaster | Weldmonger |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (220 ratings)](https://appshunter.io/ios/app/mcmaster-carr/id611431035/reviews) | **[4.9 (276 ratings)](https://appshunter.io/ios/app/weldmonger/id1514634435/reviews)** |
| Number of ratings | 220 | **276** |
| Positive reviews | 68.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | **Free** | Ad-supported |
| Size | 8 MB | 76 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [McMaster-Carr Supply Company](https://appshunter.io/developer/611431038) | [Weldmonger Enterprises LLC](https://appshunter.io/developer/1514634434) |

## What reviewers say

### McMaster

[App page](https://appshunter.io/ios/app/mcmaster-carr/id611431035)

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.

**Highlights:** Extensive product catalog, Order from mobile, Plant and facility supplies, Over 800,000 products

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use and navigate
- 🚀 Fast search and filtering
- 💡 Excellent catalog and product descriptions
- ⭐ Great company and customer service
- 📦 Quick shipping and delivery

**What reviewers complain about**

- 🐛 App is broken/only header loads
- 🐛 App freezes and becomes unresponsive
- 🐛 Navigation is confusing and awkward
- 🐛 App is not phone-friendly
- 🐛 Font size cannot be increased

**Reported bugs**

- 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

**Requested features**

- 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


### Weldmonger

[App page](https://appshunter.io/ios/app/weldmonger/id1514634435)

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.

**Highlights:** Professionally tested products, Online store, Customer support, Assistance with orders, Quality welding supplies

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is McMaster free?

McMaster is free to download, with no in-app purchases.

### Is Weldmonger free?

Weldmonger is free to download, with no in-app purchases.

### Which has better reviews, McMaster or Weldmonger?

Weldmonger is rated higher. McMaster averages 4.3 out of 5 from 220 ratings, while Weldmonger averages 4.9 from 276 ratings.

### Do McMaster or Weldmonger have ads?

Weldmonger shows ads; McMaster does not.

### Which is updated more often, McMaster or Weldmonger?

McMaster ships an update every 5 weeks, and Weldmonger every 3 weeks. Most recently, McMaster was updated on September 17, 2026 and Weldmonger on September 21, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*