# Carpentry Formulator vs ShareMyToolbox

The clearest difference is review sentiment: ShareMyToolbox at 85% against Carpentry Formulator's 25%. ShareMyToolbox also leads on rating (4.8 vs 3.8) and in-app purchases (none vs 1). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Carpentry Formulator sells 1 one-off in-app purchase. ShareMyToolbox asks for nothing beyond the download.

ShareMyToolbox holds the better App Store score, 4.8 against 3.8. That said, the two scores are not equally well evidenced: ShareMyToolbox has 297 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 25% of Carpentry Formulator's written reviews are positive against 85% of ShareMyToolbox's.

Carpentry Formulator ships an update every 2 months, ShareMyToolbox fortnightly. The most recent releases landed on October 30, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Carpentry Formulator | ShareMyToolbox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (4 ratings)](https://appshunter.io/ios/app/carpentry-formulator/id305583131/reviews) | **[4.8 (297 ratings)](https://appshunter.io/ios/app/sharemytoolbox-tool-tracking/id969562056/reviews)** |
| Number of ratings | 4 | **297** |
| Positive reviews | 25.0% of reviews | **84.5% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | **Free** | Freemium |
| Size | 23 MB | 18 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Historycentral.com](https://appshunter.io/developer/1744330560) | [ShareMyToolbox, LLC](https://appshunter.io/developer/1036316907) |

## What reviewers say

### Carpentry Formulator

[App page](https://appshunter.io/ios/app/carpentry-formulator/id305583131)

This app provides over 150 formulas and dozens of conversions for carpenters and builders. It calculates loads on walls and headers, material quantities for projects, and dimensions for roofing and stairs. It also includes area and volume calculations for various shapes.

**Highlights:** Load calculations for walls and headers, Material quantity estimation (joists, studs, concrete), Roofing and stair dimension calculations, Area and volume formulas for geometric shapes, Dozens of unit conversion tools, Shareable calculation results

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Professional Features | $2.99 | one-time |


### ShareMyToolbox

[App page](https://appshunter.io/ios/app/sharemytoolbox-tool-tracking/id969562056)

This app helps mobile field teams manage and share tools efficiently. It allows for easy cataloging, searching, and tracking of tools to prevent loss, theft, and duplicate purchases. Features include barcode scanning, borrowing workflows, and advanced options like GPS tracking and robust reporting for business users.

**Highlights:** Create detailed tool catalog, Search and find tools, Barcode and QR code scanning, Manage tool borrowing and lending, GPS location on scans (Business), Web portal with reporting (Business)

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

**In-app purchases:** none

**What reviewers like**

- 👍 User-friendly and intuitive interface
- 🎯 Effective tool tracking and accountability
- 💼 Great for construction and small businesses
- 🤝 Excellent customer support and responsiveness
- 📱 Works well on mobile and web platforms

**What reviewers complain about**

- 🐛 Frequent app crashes and errors
- ⏳ Slow performance with loading delays
- 🔐 Poor password management integration
- 📧 Registration/email verification issues
- 🔄 App freezes and strobing during updates

**Reported bugs**

- App crashes when taking photos of tools
- Registration email not sending
- App fails to load and shows error codes repeatedly
- Screen strobing and update hanging
- Password management system not recognized

**Requested features**

- Bulk import/CSV upload functionality
- Quantity tracking for duplicate tools
- Tool repair and maintenance logging
- Loan tools to non-members without app installation
- Mass audit function for multiple users


## Frequently asked questions

### Is Carpentry Formulator free?

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

### Is ShareMyToolbox free?

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

### Which has better reviews, Carpentry Formulator or ShareMyToolbox?

ShareMyToolbox is rated higher. Carpentry Formulator averages 3.8 out of 5 from 4 ratings, while ShareMyToolbox averages 4.8 from 297 ratings.

### Do Carpentry Formulator or ShareMyToolbox have ads?

Neither Carpentry Formulator nor ShareMyToolbox shows ads.

### Which is updated more often, Carpentry Formulator or ShareMyToolbox?

Carpentry Formulator ships an update every 2 months, and ShareMyToolbox fortnightly. Most recently, Carpentry Formulator was updated on October 30, 2026 and ShareMyToolbox on October 24, 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.*