# U vs AB Level and Measure Tool

The clearest difference is rating: U at 5.0 against AB Level and Measure Tool's 3.0. U also leads on ads (none vs shown) and monetization model (free vs ad-supported). AB Level and Measure Tool's advantage is update cadence (every 9 days vs every 2 months). On price, ratings volume, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

U holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

U ships an update every 2 months, AB Level and Measure Tool every 9 days. The most recent releases landed on October 20, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | U | AB Level and Measure Tool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/u-level/id1448340593/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/ab-level-and-measure-tool/id1635040877/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | **Free** | Ad-supported |
| Size | 18 MB | 4 MB |
| Requires iOS | **14** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mike East](https://appshunter.io/developer/1459101077) | [David King](https://appshunter.io/developer/1481611999) |

## What reviewers say

### U

[App page](https://appshunter.io/ios/app/u-level/id1448340593)

This professional tool allows construction professionals to precisely measure 3D terrain and hardscape elements. It captures X, Y, and Z coordinates, calculates slope percentages, and displays elevation above sea level. Users can save, email, or upload survey data directly into CAD software for accurate job bidding.

**Highlights:** 3D X,Y,Z measurement plotting, Save, email, and upload survey data, Direct CAD integration, Calculate % of slope, Feet above sea level elevation, Photos with data, Compass functionality

**Features:** macOS Compatibility

**In-app purchases:** none


### AB Level and Measure Tool

[App page](https://appshunter.io/ios/app/ab-level-and-measure-tool/id1635040877)

Measure vertical, horizontal, and slope distances between two points by tapping on your screen. Get instant results for grade rods, height differences, horizontal runs, rise per foot, and total distance with precise measurements.

**Highlights:** Measure vertical grade rods, Calculate height differences, Determine horizontal runs, Show rise per foot, Measure distance between points, Precise measurements to 1/16", Virtual water table adjustment

**In-app purchases:** none


## Frequently asked questions

### Is U free?

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

### Is AB Level and Measure Tool free?

AB Level and Measure Tool is free to download, with no in-app purchases.

### Which has better reviews, U or AB Level and Measure Tool?

U is rated higher. U averages 5.0 out of 5 from 1 ratings, while AB Level and Measure Tool averages 3.0 from 2 ratings.

### Do U or AB Level and Measure Tool have ads?

AB Level and Measure Tool shows ads; U does not.

### Which is updated more often, U or AB Level and Measure Tool?

U ships an update every 2 months, and AB Level and Measure Tool every 9 days. Most recently, U was updated on October 20, 2026 and AB Level and Measure Tool on October 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.*