# iEngineer vs Weldbend Field Reference App

The clearest difference is rating: iEngineer at 4.6 against Weldbend Field Reference App's 3.1. iEngineer also leads on review sentiment (86% vs 50%) and ratings volume (196 vs 38). Weldbend Field Reference App's advantage is in-app purchases (none vs 1) and update cadence (every 2 months vs every 5 months). On price, ads and device support there is nothing between them.

Both are free to download. iEngineer sells 1 one-off in-app purchase. Weldbend Field Reference App asks for nothing beyond the download.

iEngineer holds the better App Store score, 4.6 against 3.1. That said, the two scores are not equally well evidenced: iEngineer has 196 ratings behind it against 38, so its average is the more settled of the two. Written reviews point the same way: 86% of iEngineer's written reviews are positive against 50% of Weldbend Field Reference App's.

iEngineer ships an update every 5 months, Weldbend Field Reference App every 2 months. The most recent releases landed on September 4, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | iEngineer | Weldbend Field Reference App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (196 ratings)](https://appshunter.io/ios/app/iengineer/id369825047/reviews)** | [3.1 (38 ratings)](https://appshunter.io/ios/app/weldbend-field-reference-app/id563044323/reviews) |
| Number of ratings | **196** | 38 |
| Positive reviews | **85.5% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 27 MB | 29 MB |
| Requires iOS | **9.3** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Perfectly Simple Apps LLC](https://appshunter.io/developer/357604157) | [Weldbend Corporation](https://appshunter.io/developer/563044326) |

## What reviewers say

### iEngineer

[App page](https://appshunter.io/ios/app/iengineer/id369825047)

Access a vast database of screw and bolt information, including dimensions, material grades, and strength properties for both US and metric fasteners. Features a comprehensive drill chart, unit conversion, and customizable material displays.

**Highlights:** Extensive US screw database, Metric screw database (in-app purchase), Detailed dimensions and material grades, Strength, torque, and clamp force data, Head markings and 3D head models, Comprehensive drill chart, Unit conversion and data export

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Metric Screws | $1.99 | one-time |

**What reviewers like**

- 🚀 Easy to navigate
- 👍 Comprehensive information
- 🔧 Useful for everyday work
- ⚙️ Essential for engineers and machinists
- 💡 Saves time compared to physical references

**What reviewers complain about**

- 🐛 Occasional errors in torque and tensile strength data
- 💰 Metric information requires paid upgrade
- 🔍 Missing some thread types like NPT and BSPP

**Reported bugs**

- Metric portion not working for some users
- Camera access request for no apparent reason

**Requested features**

- Add tap drill chart
- Include clearance hole fits
- Improve UI for larger displays
- Add French language support


### Weldbend Field Reference App

[App page](https://appshunter.io/ios/app/weldbend-field-reference-app/id563044323)

Access dimensional data for carbon steel butt-weld fittings and flanges. This digital companion also provides technical and general information for carbon steel pipe systems.

**Highlights:** Dimensional data for butt-weld fittings, Dimensional data for flanges, Technical information for carbon steel pipe systems, General information for carbon steel pipe systems

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iEngineer free?

iEngineer is free to download, with in-app purchases available.

### Is Weldbend Field Reference App free?

Weldbend Field Reference App is free to download, with no in-app purchases.

### Which has better reviews, iEngineer or Weldbend Field Reference App?

iEngineer is rated higher. iEngineer averages 4.6 out of 5 from 196 ratings, while Weldbend Field Reference App averages 3.1 from 38 ratings.

### Do iEngineer or Weldbend Field Reference App have ads?

Neither iEngineer nor Weldbend Field Reference App shows ads.

### Which is updated more often, iEngineer or Weldbend Field Reference App?

iEngineer ships an update every 5 months, and Weldbend Field Reference App every 2 months. Most recently, iEngineer was updated on September 4, 2026 and Weldbend Field Reference App on September 19, 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.*