# Construction Calc Lite vs Keyring

The clearest difference is review sentiment: Keyring at 100% against Construction Calc Lite's 54%. Keyring also leads on ads (none vs shown) and rating (5.0 vs 4.6). Construction Calc Lite's advantage is in-app purchases (none vs 1) and ratings volume (136 vs 1). On price, update cadence and device support there is nothing between them.

Both are free to download. Keyring sells 1 one-off in-app purchase. Construction Calc Lite asks for nothing beyond the download.

Keyring holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Construction Calc Lite has 136 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 54% of Construction Calc Lite's written reviews are positive against 100% of Keyring's.

Construction Calc Lite ships an update every 2 months, Keyring monthly. The most recent releases landed on October 17, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Construction Calc Lite | Keyring |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (136 ratings)](https://appshunter.io/ios/app/construction-calc-lite/id380648615/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/keyring-key-organizer/id6788092339/reviews)** |
| Number of ratings | **136** | 1 |
| Positive reviews | 53.6% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 31 MB | 1 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Snappy Appz Inc.](https://appshunter.io/developer/375591377) | [Joshua Deitel](https://appshunter.io/developer/6774584502) |

## What reviewers say

### Construction Calc Lite

[App page](https://appshunter.io/ios/app/construction-calc-lite/id380648615)

A specialized calculator for construction professionals and anyone working with measurements in feet and inches. Perform complex calculations, scale drawings, and determine angles and material quantities with ease. Features include fractional inch support, history recall, and customizable rounding.

**Highlights:** Feet, inch, and fractional inch calculations, Drawing scaling, Miter and triangle angle calculations, Material quantity and cost estimation, Fraction reduction, History list for value reuse, Customizable rounding precision

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

**In-app purchases:** none


### Keyring

[App page](https://appshunter.io/ios/app/keyring-key-organizer/id6788092339)

Easily identify and organize your keys by photographing and labeling them. Track loaned keys, log their last known locations, and receive notifications for due dates. The app offers offline functionality and prioritizes user data privacy.

**Highlights:** Photograph and label keys, Track loaned keys and due dates, Log key locations with maps, Duplicate key detection, Full activity history, Offline functionality, Siri Shortcuts and Spotlight search

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Unlock | $2.99 | one-time |


## Frequently asked questions

### Is Construction Calc Lite free?

Construction Calc Lite is free to download, with no in-app purchases.

### Is Keyring free?

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

### Which has better reviews, Construction Calc Lite or Keyring?

Keyring is rated higher. Construction Calc Lite averages 4.6 out of 5 from 136 ratings, while Keyring averages 5.0 from 1 ratings.

### Do Construction Calc Lite or Keyring have ads?

Construction Calc Lite shows ads; Keyring does not.

### Which is updated more often, Construction Calc Lite or Keyring?

Construction Calc Lite ships an update every 2 months, and Keyring monthly. Most recently, Construction Calc Lite was updated on October 17, 2026 and Keyring on October 7, 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.*